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DAC7612U

Texas Instruments · Digital To Analog Converters (DACs) · SO-8

DAC7612U from Texas Instruments, in a SO-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 SDI input Serial Data Input; data is clocked into the internal serial register on the rising edge of CLK.
2 CLK input Synchronous clock for the serial data input.
3 LOADDACS input Loads the internal DAC registers; the DAC registers are transparent when LOADDACS is LOW, regardless of the state of CS or CLK.
4 CS input Chip Select, active LOW.
5 VOUTB output DAC B output voltage.
6 GND power_in Ground, and the ground reference point for the internal bandgap reference.
7 VDD power_in Positive power supply.
8 VOUTA output DAC A output voltage.

Key specifications

Parameter Value
Manufacturer Texas Instruments
Package SO-8
Category ADC/DAC/Data Conversion
Pins 8

Electrical characteristics

Limits as printed in the datasheet (page.json metadata.characteristics carries them as data).

Parameter Symbol Min Typ Max Unit Conditions Page
Relative Accuracy -2 0.5 2 LSB 2
Differential Nonlinearity -1 0.5 1 LSB Guaranteed Monotonic 2
Zero-Scale Error -1 1 3 LSB Code 000H 2
Full-Scale Voltage 4.079 4.095 4.111 V Code FFFH 2
Output Current -5 5 mA Code 800H 2
Load Regulation 13 LSB RLOAD ≥ 402Ω, Code 800H 2
Capacitive Load 500 pF No Oscillation 2
Short-Circuit Current -15 15 mA 2
Logic Input High Voltage VIH 0.7 • VDD 2
Logic Input Low Voltage VIL 0.3 • VDD 2
Input High Leakage Current IIH -10 10 µA 2
Input Low Leakage Current IIL -10 10 µA 2
Supply Voltage VDD 4.75 5 5.25 V 2
Supply Current IDD 0.75 1.5 mA VIH = 5V, VIL = 0V, No Load, at Code 000H 2
Power Dissipation 3.5 7.5 mW VIH = 5V, VIL = 0V, No Load 2
Specified Performance Temperature Range -40 85 °C 2
VDD to GND VDD -0.3 6 V 3
Digital Inputs to GND -0.3 V VDD + 0.3V upper limit 3
VOUT to GND VOUT -0.3 V VDD + 0.3V upper limit 3
Power Dissipation 325 mW 3
Maximum Junction Temperature 150 °C 3
Operating Temperature Range -40 85 °C 3
Storage Temperature Range -65 150 °C 3
Lead Temperature 300 °C soldering, 10s 3
Thermal Resistance θJA 150 °C/W 3
Clock Width HIGH tCH 30 ns 5
Clock Width LOW tCL 30 ns 5
Load Pulse Width tLDW 20 ns 5
Data Setup tDS 15 ns 5
Data Hold tDH 15 ns 5
Load Setup tLD1 15 ns 5
Load Hold tLD2 10 ns 5
Select tCSS 30 ns 5
Deselect tCSH 20 ns 5
Settling Time tS 7 µs To ±1 LSB of Final Value 2
DAC Glitch 2.5 nV-s 2
Digital Feedthrough 0.5 nV-s 2
Power Supply Sensitivity 0.0025 %/% ΔVDD = ±5% 2

CAD (KiCad official)

  • Symbol: DAC7612U
  • Footprint: Package_SO:SOIC-8_3.9x4.9mm_P1.27mm
  • 3D model: SO-8 (KiCad packages3D, STEP)
  • 3D model files: dac7612u-etched.step / dac7612u-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); dac7612u.step / dac7612u.glb are the bare package body.

Provenance

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

  • Datasheet: Texas Instruments datasheet (18 pp, sha256 9ea86892deff729f, retrieved 2026-11-05, tier: manufacturer)
  • 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