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Contents

README

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TLV5638CDR

Texas Instruments · Digital To Analog Converters (DAC) · SOIC-8

TLV5638CDR 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 DIN input Digital serial data input that receives the 16-bit control and data word, with data setup of 10 ns minimum and hold of 5 ns minimum relative to the SCLK falling edge.
2 SCLK input Digital serial clock input, with a maximum serial clock frequency of 20 MHz and minimum SCLK pulse width high and low of 25 ns each.
3 CS input Active-low chip select that enables the digital inputs, requiring CS low at least 10 ns before the first negative SCLK edge.
4 OUTA output DAC A analog voltage output from the x2 rail-to-rail buffer, specified from 0 V to VDD - 0.4 V at RL = 10 kΩ and driving up to 100 pF load capacitance.
5 AGND power_in Analog ground reference for the device.
6 REF bidirectional Analog reference voltage input or output; as an input it accepts 0 V to VDD - 1.5 V, and as an output the internal reference can source or sink up to 1 mA with a 100 pF load limit.
7 OUTB output DAC B analog voltage output from the x2 rail-to-rail buffer, specified from 0 V to VDD - 0.4 V at RL = 10 kΩ and driving up to 100 pF load capacitance.
8 VDD power_in Positive single-supply input, 2.7 V to 5.5 V recommended with respect to AGND and 7 V absolute maximum.

Key specifications

Parameter Value
Manufacturer Texas Instruments
Package SOIC-8
Category Data Acquisition
Pins 8

CAD (KiCad official)

  • Symbol: TLV5638CDR
  • Footprint: Package_SO:SOIC-8_3.9x4.9mm_P1.27mm
  • 3D model: SOIC-8 (KiCad packages3D, STEP)
  • 3D model files: tlv5638cdr-etched.step / tlv5638cdr-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); tlv5638cdr.step / tlv5638cdr.glb are the bare package body.

Provenance

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

  • Datasheet: Texas Instruments datasheet (27 pp, sha256 5e8282e329ce688a, retrieved 2026-10-08, 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