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Contents

README

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DAC8551IDGKR

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

DAC8551IDGKR from Texas Instruments, in a MSOP-8. 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. Decouple to GND close to the pin.
2 VREF input Reference voltage input. Sets the DAC output range; valid range 0 to VDD.
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. Output amplifier has rail-to-rail operation. Short-circuit current 50 mA at VDD = 5 V.
5 SYNC input Level-triggered active-LOW frame synchronization input for serial data. When SYNC goes LOW, the input shift register is enabled and data is transferred on the falling edges of SCLK. Schmitt-Trigger logic input.
6 SCLK input Serial clock input. Data can be transferred at rates up to 30 MHz. Schmitt-Trigger logic input.
7 DIN input Serial data input. Data is clocked into the 24-bit input shift register on each falling edge of SCLK. 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 MSOP-8
Category Data Acquisition
Pins 8

Ordering variants

Same part, different packaging or reel option.

  • DAC8551IDGKR

CAD (KiCad official)

  • Symbol: DAC8551IDGKR
  • Footprint: Package_SO:MSOP-8_3x3mm_P0.65mm
  • 3D model: MSOP-8 (KiCad packages3D, STEP)
  • 3D model files: dac8551idgkr-etched.step / dac8551idgkr-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); dac8551idgkr.step / dac8551idgkr.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 2026-08-17, tier: lcsc)
  • Extractor: ds2sf (Claude). Every pin and dimension is cited to a datasheet page; it refuses to fabricate.
  • CAD: KiCad official libraries (CC-BY-SA 4.0).

Datasheet PDF