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Contents

README

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SN75LVDS9638D

Texas Instruments · LVDS ICs · SOIC-8

SN75LVDS9638D from Texas Instruments, in a SOIC-8. Pinout and pin descriptions extracted from the manufacturer datasheet (extract_pins, cross-checked by a second model); symbol, footprint, and 3D from KiCad-official CAD.

Pinout

Pin Name Type Function
1 VCC power_in Single 3.3-V supply input; the recommended supply range is 3 V to 3.6 V, and the driver presents high impedance when VCC = 0.
2 1A input LVTTL logic input for channel 1 that sets the polarity of the 1Y/1Z differential output, with VIH minimum 2 V and VIL maximum 0.8 V.
3 2A input LVTTL logic input for channel 2 that sets the polarity of the 2Y/2Z differential output, with VIH minimum 2 V and VIL maximum 0.8 V.
4 GND power_in Network ground terminal to which all voltages are referenced, except differential I/O bus voltages.
5 2Z output Inverting LVDS driver output of channel 2, complementary to 2Y, delivering a minimum differential output magnitude of 247 mV into a 100-Ω load when enabled.
6 2Y output Non-inverting LVDS driver output of channel 2, complementary to 2Z, delivering a minimum differential output magnitude of 247 mV into a 100-Ω load when enabled.
7 1Z output Inverting LVDS driver output of channel 1, complementary to 1Y, delivering a minimum differential output magnitude of 247 mV into a 100-Ω load when enabled.
8 1Y output Non-inverting LVDS driver output of channel 1, complementary to 1Z, delivering a minimum differential output magnitude of 247 mV into a 100-Ω load when enabled.

Key specifications

Parameter Value
Manufacturer Texas Instruments
Package SOIC-8
Category Interface
Pins 8

CAD (KiCad official)

  • Symbol: SN75LVDS9638D
  • Footprint: Package_SO:SOIC-8_3.9x4.9mm_P1.27mm
  • 3D model: SOIC-8 (KiCad packages3D, STEP)
  • 3D model files: sn75lvds9638d-etched.step / sn75lvds9638d-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); sn75lvds9638d.step / sn75lvds9638d.glb are the bare package body.

Provenance

Data extracted from the manufacturer datasheet, not a distributor listing:

  • Datasheet: Texas Instruments datasheet (19 pp, sha256 e919eba951d3c915, retrieved 2026-10-11, tier: lcsc)
  • Extractor: parts-factory 2.0.0 / extract_pins 0.3, primary claude-haiku-5-5 (text), consensus claude-sonnet-5-5 (agreed), guards: pin_guards 0.1: passed. Pins are checked against the footprint pad set and their cited datasheet pages before publish.
  • CAD: KiCad official libraries (CC-BY-SA 4.0).

Datasheet PDF