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Contents

README

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DAC8551IADGKR

Texas Instruments · Digital To Analog Converters (DAC) · VSSOP-8-0.65mm

DAC8551IADGKR from Texas Instruments, in a VSSOP-8-0.65mm. Pinout and pin descriptions extracted from the manufacturer datasheet by ds2sf; symbol, footprint, and 3D from KiCad-official CAD.

Pinout

Pin Name Type Function
1 VDD power_in Power supply input, 2.7 V to 5.5 V.
2 VREF power_in Reference voltage input ranging from 0 V to VDD V with input impedance of 125 kΩ.
3 VFB input Feedback connection for the output amplifier; for voltage output operation, tie to VOUT externally.
4 VOUT output Analog output voltage from DAC with rail-to-rail operation and output range of 0 V to VREF V.
5 SYNC input Level-triggered control input (active LOW) for frame synchronization; enables input shift register when LOW with data transferred on falling clock edges, DAC updates on 24th clock edge.
6 SCLK input Serial clock input for data transfer at rates up to 30 MHz with Schmitt-Trigger logic input.
7 DIN input Serial data input clocked into 24-bit input shift register on falling edges of serial clock with Schmitt-Trigger logic input.
8 GND power_in Ground reference point for all circuitry on the part.

Key specifications

Parameter Value
Manufacturer Texas Instruments
Package VSSOP-8-0.65mm
Category Data Acquisition
Pins 8

CAD (KiCad official)

  • Symbol: DAC8551IADGKR
  • Footprint: Package_SO:VSSOP-8_2.3x2mm_P0.5mm
  • 3D model: VSSOP-8-0.65mm (KiCad packages3D, STEP)
  • 3D model files: dac8551iadgkr-etched.step / dac8551iadgkr-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); dac8551iadgkr.step / dac8551iadgkr.glb are the bare package body.

Provenance

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

  • Datasheet: Texas Instruments datasheet (31 pp, sha256 56fcdb7afc6c2428, retrieved 2026-09-23, tier: lcsc)
  • Extractor: parts-factory 2.0.0 / extract_pins 0.2, primary claude-haiku-4-5-20251001 (text), consensus claude-sonnet-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