20
www.ti.com FEATURES 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 56 55 54 53 52 51 50 49 48 47 46 45 44 43 42 41 40 39 38 37 36 35 34 33 32 31 30 29 D22 D23 D24 GND D25 D26 D27 LVDSGND A0M A0P A1M A1P LVDSV CC LVDSGND A2M A2P CLKINM CLKINP A3M A3P LVDSGND PLLGND PLLV CC PLLGND SHTDN CLKOUT D0 GND V CC D21 D20 D19 GND D18 D17 D16 V CC D15 D14 D13 GND D12 D11 D10 V CC D9 D8 D7 GND D6 D5 D4 D3 V CC D2 D1 DGG PACKAGE (TOP VIEW) DESCRIPTION SN65LVDS94 SLLS298F – MAY 1998 – REVISED JANUARY 2006 LVDS SERDES RECEIVER 4:28 Data Channel Expansion at up to 1.904 Gigabits per Second Throughput Suited for Point-to-Point Subsystem Communication With Very Low EMI 4 Data Channels and Clock Low-Voltage Differential Channels in and 28 Data and Clock Out Low-Voltage TTL Channels Out Operates From a Single 3.3-V Supply and 250 mW (Typ) 5-V Tolerant SHTDN Input Rising Clock Edge Triggered Outputs Bus Pins Tolerate 4-kV HBM ESD Packaged in Thin Shrink Small-Outline Package With 20 Mil Terminal Pitch Consumes <1 mW When Disabled Wide Phase-Lock Input Frequency Range 20 MHz to 68 MHz No External Components Required for PLL Meets or Exceeds the Requirements of ANSI EIA/TIA-644 Standard Industrial Temperature Qualified T A = -40°C to 85°C Replacement for the DS90CR286 The SN65LVDS94 LVDS serdes (serializer/deserializer) receiver contains four serial-in 7-bit parallel-out shift registers, a 7× clock synthesizer, and five low-voltage differential signaling (LVDS) line receivers in a single integrated circuit. These functions allow receipt of synchronous data from a compatible transmitter, such as the SN65LVDS93 and SN65LVDS95, over five balanced-pair conductors and expansion to 28 bits of single-ended LVTTL synchronous data at a lower transfer rate. When receiving, the high-speed LVDS data is received and loaded into registers at the rate seven times the LVDS input clock (CLKIN). The data is then unloaded to a 28-bit wide LVTTL parallel bus at the CLKIN rate. A phase-locked loop clock synthesizer circuit generates a 7× clock for internal clocking and an output clock for the expanded data. The SN65LVDS94 presents valid data on the rising edge of the output clock (CLKOUT). Please be aware that an important notice concerning availability, standard warranty, and use in critical applications of Texas Instruments semiconductor products and disclaimers thereto appears at the end of this data sheet. PRODUCTION DATA information is current as of publication date. Copyright © 1998–2006, Texas Instruments Incorporated Products conform to specifications per the terms of the Texas Instruments standard warranty. Production processing does not necessarily include testing of all parameters.

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Page 1: LVDS SERDES RECEIVER - Texas Instruments

www.ti.com

FEATURES

1

2

3

4

5

6

7

8

9

10

11

12

13

14

15

16

17

18

19

20

21

22

23

24

25

26

27

28

56

55

54

53

52

51

50

49

48

47

46

45

44

43

42

41

40

39

38

37

36

35

34

33

32

31

30

29

D22D23D24

GNDD25D26D27

LVDSGNDA0MA0PA1MA1P

LVDSVCC

LVDSGNDA2MA2P

CLKINMCLKINP

A3MA3P

LVDSGNDPLLGNDPLLVCC

PLLGNDSHTDN

CLKOUTD0

GND

VCC

D21D20D19GNDD18D17D16VCCD15D14D13GNDD12D11D10VCC

D9D8D7GNDD6D5D4D3VCC

D2D1

DGG PACKAGE(TOP VIEW)

DESCRIPTION

SN65LVDS94

SLLS298F–MAY 1998–REVISED JANUARY 2006

LVDS SERDES RECEIVER

• 4:28 Data Channel Expansion at up to 1.904Gigabits per Second Throughput

• Suited for Point-to-Point SubsystemCommunication With Very Low EMI

• 4 Data Channels and Clock Low-VoltageDifferential Channels in and 28 Data andClock Out Low-Voltage TTL Channels Out

• Operates From a Single 3.3-V Supply and250 mW (Typ)

• 5-V Tolerant SHTDN Input• Rising Clock Edge Triggered Outputs• Bus Pins Tolerate 4-kV HBM ESD• Packaged in Thin Shrink Small-Outline

Package With 20 Mil Terminal Pitch• Consumes <1 mW When Disabled• Wide Phase-Lock Input Frequency Range

20 MHz to 68 MHz• No External Components Required for PLL• Meets or Exceeds the Requirements of ANSI

EIA/TIA-644 Standard• Industrial Temperature Qualified

TA = -40°C to 85°C• Replacement for the DS90CR286

The SN65LVDS94 LVDS serdes (serializer/deserializer) receiver contains four serial-in 7-bit parallel-out shiftregisters, a 7× clock synthesizer, and five low-voltage differential signaling (LVDS) line receivers in a singleintegrated circuit. These functions allow receipt of synchronous data from a compatible transmitter, such as theSN65LVDS93 and SN65LVDS95, over five balanced-pair conductors and expansion to 28 bits of single-endedLVTTL synchronous data at a lower transfer rate.

When receiving, the high-speed LVDS data is received and loaded into registers at the rate seven times theLVDS input clock (CLKIN). The data is then unloaded to a 28-bit wide LVTTL parallel bus at the CLKIN rate. Aphase-locked loop clock synthesizer circuit generates a 7× clock for internal clocking and an output clock for theexpanded data. The SN65LVDS94 presents valid data on the rising edge of the output clock (CLKOUT).

Please be aware that an important notice concerning availability, standard warranty, and use in critical applications of TexasInstruments semiconductor products and disclaimers thereto appears at the end of this data sheet.

PRODUCTION DATA information is current as of publication date. Copyright © 1998–2006, Texas Instruments IncorporatedProducts conform to specifications per the terms of the TexasInstruments standard warranty. Production processing does notnecessarily include testing of all parameters.

Page 2: LVDS SERDES RECEIVER - Texas Instruments

www.ti.com

DESCRIPTION (CONTINUED)

Serial In

CLK

Serial-In/Parallel-OutShift Register

A,B, ...GA0P

A0M

Serial In

CLK

Serial-In/Parallel-OutShift Register

A,B, ...GA1P

A1M

Serial In

CLK

Serial-In/Parallel-OutShift Register

A,B, ...GA2P

A2M

Serial In

CLK

Serial-In/Parallel-OutShift Register

A,B, ...GA3P

A3M

Clock In

CLK7× Clock/PLL

Clock OutCLKINP

CLKINM

Control LogicSHTDN

D0D1D2D3D4D6D7

D8D9D12D13D14D15D18

D19D20D21D22D24D25D26

D27D5D10D11D16D17D23

CLKOUT

SN65LVDS94

SLLS298F–MAY 1998–REVISED JANUARY 2006

These devices have limited built-in ESD protection. The leads should be shorted together or the device placed in conductive foamduring storage or handling to prevent electrostatic damage to the MOS gates.

The SN65LVDS94 requires only five line termination resistors for the differential inputs and little or no control.The data bus appears the same at the input to the transmitter and output of the receiver with the datatransmission transparent to the user(s). The only user intervention is the possible use of the shutdown/clear(SHTDN) active-low input to inhibit the clock and shut off the LVDS receivers for lower power consumption. A lowlevel on this signal clears all internal registers to a low level.

The SN65LVDS94 is characterized for operation over ambient air temperatures of -40°C to 85°C.

FUNCTIONAL BLOCK DIAGRAM

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CLKOUT

D0-1

D7 D6 D4 D3 D2 D1 D0 D7+1

D86-1

D18 D15 D14 D13 D12 D9 D8 D18+1

D19-1

D26 D25 D24 D22 D21 D20 D19 D26+1

D27-1

D23 D17 D16 D11 D10 D5 D27 D23+1

Current Cycle Next CyclePrevious Cycle

A3

A2

A1

A0

CLKIN

Dn Dn-1 Dn Dn+1

300 kΩ300 kΩ

7 V

AnMAnP

VCC

7 V

VCC

7 V

300 kΩ

50 Ω

SHTDN

50 Ω

7 V

VCC

D Output

SN65LVDS94

SLLS298F–MAY 1998–REVISED JANUARY 2006

Figure 1. SN65LVDS94 Load and Shift Sequences

EQUIVALENT INPUT AND OUTPUT SCHEMATIC DIAGRAMS

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ABSOLUTE MAXIMUM RATINGS

DISSIPATION RATING TABLE

RECOMMENDED OPERATING CONDITIONS

2.4

VID

2

VID

2

TIMING REQUIREMENTS

SN65LVDS94

SLLS298F–MAY 1998–REVISED JANUARY 2006

over operating free-air temperature (unless otherwise noted) (1)

UNIT

VCC(2) Supply voltage range -0.3 V to 4 V

Voltage range at any terminal (except SHTDN) -0.5 V to VCC + 0.5 V

Voltage range at SHTDN terminal -0.5 V to VCC + 3 V

Bus pins (Class 3A) 4 KV

Bus pins (Class 2B) 200 VElectrostatic discharge (3)

All pins (Class 3A) 3 KV

All pins (Class 2B) 200 V

Continuous total power dissipation (see Dissipation Rating Table)

TA Operating free-air temperature range -40°C to 85°C

Tstg Storage temperature range -65°C to 150°C

Lead temperature 1,6 mm (1/16 inch) from case for 10 260°Cseconds

(1) Stresses beyond those listed under absolute maximum ratings may cause permanent damage to the device. These are stress ratingsonly, and functional operation of the device at these or any other conditions beyond those indicated under recommended operatingconditions is not implied. Exposure to absolute-maximum-rated conditions for extended periods may affect device reliability.

(2) All voltage values are with respect to the GND terminals unless otherwise noted.(3) This rating is measured using MIL-STD-883C Method, 3015.7.

TA≤ 25°C DERATING FACTOR (1) TA = 70°C TA = 85°CPACKAGE POWER RATING ABOVE TA = 25°C POWER RATING POWER RATING

DGG 1377 mW 11 mW/°C 882 mW 717 mW

(1) This is the inverse of the junction-to-ambient thermal resistance when board-mounted and with no air flow.

MIN NOM MAX UNIT

VCC Supply voltage 3 3.3 3.6

VIH High-level input voltage (SHTDN) 2

VIL Low-level input voltage (SHTDN) 0.8

|VID| Magnitude of differential input voltage 0.1 0.6V

VIC, seeFigure 2 and Common-mode input voltageFigure 3

VCC-0.8

TA Operating free-air temperature -40 85 °C

MIN NOM MAX UNIT

tc(1) Input clock period 14.7 tc 50 ns

(1) tc is defined as the mean duration of a minimum of 32,000 clock periods.

4 Submit Documentation Feedback

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(1) tRSKM is the timing margin available to allocate to the transmitter and interconnection skews and clock jitter. It is defined by

tc14

–tsh.

ELECTRICAL CHARACTERISTICS

SWITCHING CHARACTERISTICS

SN65LVDS94

SLLS298F–MAY 1998–REVISED JANUARY 2006

over recommended operating conditions (unless otherwise noted)

PARAMETER TEST CONDITIONS MIN TYP (1) MAX UNIT

VIT+ Positive-going differential input voltage threshold 100mVNegative-going differential input voltageVIT- -100threshold (2)

VOH High-level output voltage IOH = -4 mA 2.4 V

VOL Low-level output voltage IOL = 4 mA 0.4 V

Disabled, all inputs open 280 µA

Enabled, AnP at 1 V and AnM at 1.4V, 62 84 mA

ICC Quiescent current (average) tc = 15.38 ns

Enabled, CL = 8 pF (5 places),Worst-case pattern, see Figure 4, 107 mAtc = 15.38 ns

IIH High-level input current (SHTDN) VIH = VCC ±20 µA

IIL Low-level input current (SHTDN) VIL = 0 V ±20 µA

IIN Input current (A and CLKIN inputs) 0 V ≤ VI≤ 2.4 V ±20 µA

IOZ High-impedance output current VO = 0 V or VCC ±10 µA

(1) All typical values are VCC = 3.3 V, TA = 25°C.(2) The algebraic convention, in which the less-positive (more-negative) limit is designated minimum, is used in this data sheet for the

negative-going input voltage threshold only.

over recommended operating conditions (unless otherwise noted)

PARAMETER TEST CONDITIONS MIN TYP (1) MAX UNIT

Data setup time, D0 through D27 totsu 4 6CLKOUTCL = 8 pF See Figure 5 ns

Data hold time, CLKOUT to D0 throughth 4 6D27

TA = 0°C to 85°C 490 800Receiver input skew margin (1), see tc = 15.38 ns (±0.2%),tRSKM psFigure 6 |Input clock jitter| <50 ps (2) TA = -40°C to 0°C 390

Delay time, input clock to output clock, seetd tc = 15.38 ns (±0.2%) 3.7 nsFigure 6

tc = 15.38 + 0.75 sin (2π500E3t)±0.05 ns, ±80See Figure 7Change in output clock period from cycle to∆tC(O) pscycle (3) tc = 15.38 + 0.75 sin (2≠3E6t) ±0.05 ns, ±300See Figure 7

ten Enable time, SHTDN to phase lock See Figure 8 1 ms

tdis Disable time, SHTDN to Off state See Figure 9 400 ns

tt Output transition time (tr or tf) CL = 8 pF 3 ns

tw Output clock pulse duration 0.43 tc ns

(2) |Input clock jitter| is the magnitude of the change in the input clock period.(3) ∆tC(O) is the change in the output clock period from one cycle to the next cycle observed over 15,000 cycles.

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Page 6: LVDS SERDES RECEIVER - Texas Instruments

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PARAMETER MEASUREMENT INFORMATION

AP

AMVID

VIAM

VIAPVIC

(VIAP + VIAM)/2

|VID|– Differential Input Voltage and VCC – V

COMMON-MODE INPUT VOLTAGEvs

DIFFERENTIAL INPUT VOLTAGE AND VCC

1.5

1

0.5

00.1 0.30.2 0.4

2.5

0 0.5 0.6

2

MIN

MAX at 3 V

MAX at >3.15 V

– C

om

mo

n-M

od

e In

pu

t Vo

ltag

e –

VV

IC

SN65LVDS94

SLLS298F–MAY 1998–REVISED JANUARY 2006

Figure 2. Voltage Definitions

Figure 3. Recommended VIC Versus VID and VCC

6 Submit Documentation Feedback

Page 7: LVDS SERDES RECEIVER - Texas Instruments

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CLKIN/CLKOUT

EVEN Dn

ODD Dn

T

70%

tsu

CLKOUT

D0–27

30%

70%

30%

VOH

VOH

VOL

VOL

th

SN65LVDS94

SLLS298F–MAY 1998–REVISED JANUARY 2006

PARAMETER MEASUREMENT INFORMATION (continued)

Figure 4. Worst-Case Power Test Pattern

Figure 5. Setup and Hold Time Measurements

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Page 8: LVDS SERDES RECEIVER - Texas Instruments

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AnP

and AnM

CLKIN

7×CLK(Internal)

CLKOUT

ts

th

4/7 tc ± tRSKM

3/7 tc ± tRSKM

tc

td

0 V

≅ 300 mV

tr < 1 ns

VOH

1.4 V

90%

10%≅ −300 mV

CLKIN or An

CLKOUT

VOL

TektronixHFS9003/HFS9DG1Stimulus System

(Repeating Patterns1110111 and 0001000)

DUTTektronix Microwave

Logic Multi-BERT-100RXWord Error Detector

D0−D27

CLKOUTCLKIN

An

CLKIN is advanced or delayed with respect to data until errors are observed at the receiver outputs.The magnitude of the advance or delay is tRSKM.

SN65LVDS94

SLLS298F–MAY 1998–REVISED JANUARY 2006

PARAMETER MEASUREMENT INFORMATION (continued)

Figure 6. Receiver Input Skew Margin and td Definitions

8 Submit Documentation Feedback

Page 9: LVDS SERDES RECEIVER - Texas Instruments

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HP8656B SignalGenerator,

0.1 MHz–990 MHz

RF Output OutputModulation Input CLKOUT

HP8665A SynthesizedSignal Generator,0.1 MHz–4200 MHz

Device UnderTest

CLKIN Input

DTS2070CDigital Time

Scope

DeviceUnderTest

VCOReference

Modulationv(t) = A sin(2πfmodt)

Σ

+

+

CLKIN

An

SHTDN

Dn

ten

Invalid Valid

tdis

CLKIN

SHTDN

CLKOUT

SN65LVDS94

SLLS298F–MAY 1998–REVISED JANUARY 2006

PARAMETER MEASUREMENT INFORMATION (continued)

Figure 7. Output Clock Jitter Test Setup

Figure 8. Enable Time Waveforms

Figure 9. Disable Time Waveforms

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Page 10: LVDS SERDES RECEIVER - Texas Instruments

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TYPICAL CHARACTERISTICS

I C

C

60

40

20

030 40 50 60 70

80

100

120

f − Frequency − MHz

− S

up

ply

Cu

rren

t − m

A

140

VCC = 3.3 VVCC = 3 V

VCC = 3.6 V

SN65LVDS94

SLLS298F–MAY 1998–REVISED JANUARY 2006

WORST-CASE SUPPLY CURRENTvs

FREQUENCY

Figure 10.

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APPLICATION INFORMATION

16-BIT BUS EXTENSION

SN74FB20328D0–D7

8D8–D15

SN75L0DS93

LVDSInterface

0 To 10 Meters(Media Dependent)

TTLInterface

16-BitBTL BusInterface

CLK

BackplaneBus

8 D0–D7

8 D8–D15

CLK

BackplaneBus

TTLInterface

16-BitBTL BusInterface

XMIT Clock RCV Clock

SN74FB2032

SN75LV0S94

SN74FB2032

SN74FB2032

16-BIT BUS EXTENSION WITH PARITY

SN65LVDS94

SLLS298F–MAY 1998–REVISED JANUARY 2006

In a 16-bit bus application (Figure 11), TTL data and clock coming from bus transceivers that interface thebackplane bus arrive at the Tx parallel inputs of the LVDS serdes transmitter. The clock associated with the busis also connected to the device. The on-chip PLL synchronizes this clock with the parallel data at the input. Thedata is then multiplexed into three different line drivers which perform the TTL to LVDS conversion. The clock isalso converted to LVDS and presented to a separate driver. This synchronized LVDS data and clock at thereceiver, which recovers the LVDS data and clock, performs a conversion back to TTL. Data is thendemultiplexed into a parallel format. An on-chip PLL synchronizes the received clock with the parallel data, andthen all are presented to the parallel output port of the receiver.

Figure 11. 16-Bit Bus Extension

In the previous application we did not have a checking bit that would provide assurance that the data crosses thelink. If we add a parity bit to the previous example, we would have a diagram similar to the one in Figure 12. Thedevice following the SN74FB2032 is a low cost parity generator. Each transmit-side transceiver/parity generatortakes the LVTTL data from the corresponding transceiver, performs a parity calculation over the byte, and thenpasses the bits with its calculated parity value on the parallel input of the LVDS serdes transmitter. Again, theon-chip PLL synchronizes this transmit clock with the eighteen parallel bits (16 data + 2 parity) at the input. Thesynchronized LVDS data/parity and clock arrive at the receiver.

The receiver performs the conversion from LVDS to LVTTL and the transceiver/parity generator performs theparity calculations. These devices compare their corresponding input bytes with the value received on the paritybit. The transceiver/parity generator will assert its parity error output if a mismatch is detected.

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SN74FB20328D0–D7

8D8–D15

SN75LVDS93

LVDSInterface

0 To 10 Meters(Media Dependent)

TTLInterfaceW/Parity

16-BitBTL BusInterface

CLK

BackplaneBus

8 D0–D7

8 D8–D15

CLK

BackplaneBus

TTLInterface

16-BitBTL BusInterface

XMIT Clock RCV Clock

9 Bit LatchableTransceiver/ WithParity Generator

Parity

Parity

TTLInterface

Parity

Parity

ParityError

TTLInterfaceW/Parity

SN74FB2032 9 Bit LatchableTransceiver/ WithParity Generator

SN74FB2032

SN74FB2032

9 Bit LatchableTransceiver/ WithParity Generator

9 Bit LatchableTransceiver/ WithParity Generator

SN75LVDS94

LOW COST VIRTUAL BACKPLANE TRANSCEIVER

BusTransceivers

LVDS SerdesTransmitter

LVDS SerdesReceiver

BusTransceivers

TTLInputsUp To

21 or 28Bits

LVDSSerial Links

4 or 5Pairs

TTLOutputsUp To

21 or 28Bits

BusTransceivers

LVDS SerdesTransmitter

LVDS SerdesReceiver

BusTransceivers

BackplaneBus

BackplaneBus

SN65LVDS94

SLLS298F–MAY 1998–REVISED JANUARY 2006

APPLICATION INFORMATION (continued)

Figure 12. 16-Bit Bus Extension With Parity

Figure 13 represents LVDS serdes in an application as a virtual backplane transceiver (VBT). The concept of aVBT can be achieved by implementing individual LVDS serdes chipsets in both directions of subsystemserialized links.

Depending on the application, the designer will face varying choices when implementing a VBT. In addition to thedevices shown in Figure 13, functions such as parity and delay lines for control signals could be included. Usingadditional circuitry, half-duplex or full-duplex operation can be achieved by configuring the clock and control linesproperly.

The designer may choose to implement an independent clock oscillator at each end of the link and then use aPLL to synchronize LVDS serdes's parallel I/O to the backplane bus. Resynchronizing FIFOs may also berequired.

Figure 13. Virtual Backplane Transceiver

12 Submit Documentation Feedback

Page 13: LVDS SERDES RECEIVER - Texas Instruments

PACKAGE OPTION ADDENDUM

www.ti.com 10-Dec-2020

Addendum-Page 1

PACKAGING INFORMATION

Orderable Device Status(1)

Package Type PackageDrawing

Pins PackageQty

Eco Plan(2)

Lead finish/Ball material

(6)

MSL Peak Temp(3)

Op Temp (°C) Device Marking(4/5)

Samples

SN65LVDS94DGG ACTIVE TSSOP DGG 56 35 RoHS & Green NIPDAU Level-2-260C-1 YEAR SN65LVDS94

SN65LVDS94DGGR ACTIVE TSSOP DGG 56 2000 RoHS & Green NIPDAU Level-2-260C-1 YEAR -40 to 85 SN65LVDS94

(1) The marketing status values are defined as follows:ACTIVE: Product device recommended for new designs.LIFEBUY: TI has announced that the device will be discontinued, and a lifetime-buy period is in effect.NRND: Not recommended for new designs. Device is in production to support existing customers, but TI does not recommend using this part in a new design.PREVIEW: Device has been announced but is not in production. Samples may or may not be available.OBSOLETE: TI has discontinued the production of the device.

(2) RoHS: TI defines "RoHS" to mean semiconductor products that are compliant with the current EU RoHS requirements for all 10 RoHS substances, including the requirement that RoHS substancedo not exceed 0.1% by weight in homogeneous materials. Where designed to be soldered at high temperatures, "RoHS" products are suitable for use in specified lead-free processes. TI mayreference these types of products as "Pb-Free".RoHS Exempt: TI defines "RoHS Exempt" to mean products that contain lead but are compliant with EU RoHS pursuant to a specific EU RoHS exemption.Green: TI defines "Green" to mean the content of Chlorine (Cl) and Bromine (Br) based flame retardants meet JS709B low halogen requirements of <=1000ppm threshold. Antimony trioxide basedflame retardants must also meet the <=1000ppm threshold requirement.

(3) MSL, Peak Temp. - The Moisture Sensitivity Level rating according to the JEDEC industry standard classifications, and peak solder temperature.

(4) There may be additional marking, which relates to the logo, the lot trace code information, or the environmental category on the device.

(5) Multiple Device Markings will be inside parentheses. Only one Device Marking contained in parentheses and separated by a "~" will appear on a device. If a line is indented then it is a continuationof the previous line and the two combined represent the entire Device Marking for that device.

(6) Lead finish/Ball material - Orderable Devices may have multiple material finish options. Finish options are separated by a vertical ruled line. Lead finish/Ball material values may wrap to twolines if the finish value exceeds the maximum column width.

Important Information and Disclaimer:The information provided on this page represents TI's knowledge and belief as of the date that it is provided. TI bases its knowledge and belief on informationprovided by third parties, and makes no representation or warranty as to the accuracy of such information. Efforts are underway to better integrate information from third parties. TI has taken andcontinues to take reasonable steps to provide representative and accurate information but may not have conducted destructive testing or chemical analysis on incoming materials and chemicals.TI and TI suppliers consider certain information to be proprietary, and thus CAS numbers and other limited information may not be available for release.

In no event shall TI's liability arising out of such information exceed the total purchase price of the TI part(s) at issue in this document sold by TI to Customer on an annual basis.

Page 14: LVDS SERDES RECEIVER - Texas Instruments

PACKAGE OPTION ADDENDUM

www.ti.com 10-Dec-2020

Addendum-Page 2

Page 15: LVDS SERDES RECEIVER - Texas Instruments

TAPE AND REEL INFORMATION

*All dimensions are nominal

Device PackageType

PackageDrawing

Pins SPQ ReelDiameter

(mm)

ReelWidth

W1 (mm)

A0(mm)

B0(mm)

K0(mm)

P1(mm)

W(mm)

Pin1Quadrant

SN65LVDS94DGGR TSSOP DGG 56 2000 330.0 24.4 8.6 15.6 1.8 12.0 24.0 Q1

PACKAGE MATERIALS INFORMATION

www.ti.com 14-Feb-2019

Pack Materials-Page 1

Page 16: LVDS SERDES RECEIVER - Texas Instruments

*All dimensions are nominal

Device Package Type Package Drawing Pins SPQ Length (mm) Width (mm) Height (mm)

SN65LVDS94DGGR TSSOP DGG 56 2000 350.0 350.0 43.0

PACKAGE MATERIALS INFORMATION

www.ti.com 14-Feb-2019

Pack Materials-Page 2

Page 17: LVDS SERDES RECEIVER - Texas Instruments

www.ti.com

PACKAGE OUTLINE

C

TYP8.37.9

1.2 MAX

54X 0.5

56X 0.270.17

2X13.5

(0.15) TYP

0 - 80.150.05

0.25GAGE PLANE

0.750.50

A

NOTE 3

14.113.9

B 6.26.0

4222167/A 07/2015

TSSOP - 1.2 mm max heightDGG0056ASMALL OUTLINE PACKAGE

NOTES: 1. All linear dimensions are in millimeters. Any dimensions in parenthesis are for reference only. Dimensioning and tolerancing per ASME Y14.5M. 2. This drawing is subject to change without notice. 3. This dimension does not include mold flash, protrusions, or gate burrs. Mold flash, protrusions, or gate burrs shall not exceed 0.15 mm per side.4. Reference JEDEC registration MO-153.

156

0.08 C A B

2928

PIN 1 IDAREA

SEATING PLANE

0.1 C

SEE DETAIL A

DETAIL ATYPICAL

SCALE 1.200

Page 18: LVDS SERDES RECEIVER - Texas Instruments

www.ti.com

EXAMPLE BOARD LAYOUT

(7.5)

0.05 MAXALL AROUND

0.05 MINALL AROUND

56X (1.5)

56X (0.3)

54X (0.5)

(R )TYP

0.05

4222167/A 07/2015

TSSOP - 1.2 mm max heightDGG0056ASMALL OUTLINE PACKAGE

SYMM

SYMM

LAND PATTERN EXAMPLESCALE:6X

1

28 29

56

NOTES: (continued) 5. Publication IPC-7351 may have alternate designs. 6. Solder mask tolerances between and around signal pads can vary based on board fabrication site.

METALSOLDER MASKOPENING

NON SOLDER MASKDEFINED

SOLDER MASK DETAILS

SOLDER MASKOPENING

METAL UNDERSOLDER MASK

SOLDER MASKDEFINED

Page 19: LVDS SERDES RECEIVER - Texas Instruments

www.ti.com

EXAMPLE STENCIL DESIGN

(7.5)

54X (0.5)

56X (0.3)

56X (1.5)

(R ) TYP0.05

4222167/A 07/2015

TSSOP - 1.2 mm max heightDGG0056ASMALL OUTLINE PACKAGE

NOTES: (continued) 7. Laser cutting apertures with trapezoidal walls and rounded corners may offer better paste release. IPC-7525 may have alternate design recommendations. 8. Board assembly site may have different recommendations for stencil design.

SYMM

SYMM

1

28 29

56

SOLDER PASTE EXAMPLEBASED ON 0.125 mm THICK STENCIL

SCALE:6X

Page 20: LVDS SERDES RECEIVER - Texas Instruments

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