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ADC3244IRGZR

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Texas Instruments Analog To Digital Converters (ADC), VQFN-48-EP(7x7). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.

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ADC3244IRGZR

Texas Instruments · Analog To Digital Converters (ADC) · VQFN-48-EP(7x7)

ADC3244IRGZR from Texas Instruments, in a VQFN-48-EP(7x7). 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 GND power_in Ground, 0 V
2 DVDD power_in Digital 1.8-V power supply
3 GND power_in Ground, 0 V
4 DVDD power_in Digital 1.8-V power supply
5 GND power_in Ground, 0 V
6 AVDD power_in Analog 1.8-V power supply
7 AVDD power_in Analog 1.8-V power supply
8 AVDD power_in Analog 1.8-V power supply
9 AVDD power_in Analog 1.8-V power supply
10 INAP input Positive differential analog input for channel A
11 INAM input Negative differential analog input for channel A
12 AVDD power_in Analog 1.8-V power supply
13 SCLK input Serial interface clock input with internal 150-kΩ pull-down resistor
14 SDATA input Serial interface data input with internal 150-kΩ pull-down resistor
15 SEN input Serial interface enable (active low) with internal 150-kΩ pull-up resistor to AVDD
16 SDOUT output Serial interface data output
17 AVDD power_in Analog 1.8-V power supply
18 CLKM input Negative differential clock input for the ADC
19 CLKP input Positive differential clock input for the ADC
20 AVDD power_in Analog 1.8-V power supply
21 RESET input Hardware reset (active high) with internal 150-kΩ pull-down resistor
22 SYSREFP input Positive external SYSREF input
23 SYSREFM input Negative external SYSREF input
24 VCM output Common-mode voltage for analog inputs
25 AVDD power_in Analog 1.8-V power supply
26 INBM input Negative differential analog input for channel B
27 INBP input Positive differential analog input for channel B
28 AVDD power_in Analog 1.8-V power supply
29 AVDD power_in Analog 1.8-V power supply
30 AVDD power_in Analog 1.8-V power supply
31 PDN input Power-down control with internal 150-kΩ pull-down resistor, configurable via SPI
32 GND power_in Ground, 0 V
33 DVDD power_in Digital 1.8-V power supply
34 GND power_in Ground, 0 V
35 DVDD power_in Digital 1.8-V power supply
36 GND power_in Ground, 0 V
37 DB1P output Positive serial LVDS output for channel B1
38 DB1M output Negative serial LVDS output for channel B1
39 DB0P output Positive serial LVDS output for channel B0
40 DB0M output Negative serial LVDS output for channel B0
41 FCLKP output Positive frame clock output
42 FCLKM output Negative frame clock output
43 DCLKP output Positive bit clock output
44 DCLKM output Negative bit clock output
45 DA1P output Positive serial LVDS output for channel A1
46 DA1M output Negative serial LVDS output for channel A1
47 DA0P output Positive serial LVDS output for channel A0
48 DA0M output Negative serial LVDS output for channel A0
49 EP passive Exposed pad (from the footprint; not named in the datasheet pin table).

Key specifications

Parameter Value
Manufacturer Texas Instruments
Package VQFN-48-EP(7x7)
Category Data Acquisition
Pins 49

CAD (KiCad official)

  • Symbol: ADC3244IRGZR
  • Footprint: Package_DFN_QFN:QFN-48-1EP_7x7mm_P0.5mm_EP5.15x5.15mm
  • 3D model: VQFN-48-EP(7x7) (KiCad packages3D, STEP)
  • 3D model files: adc3244irgzr-etched.step / adc3244irgzr-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); adc3244irgzr.step / adc3244irgzr.glb are the bare package body.

Provenance

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

  • Datasheet: Texas Instruments datasheet (83 pp, sha256 1f2401e03508daeb, retrieved 2026-10-06, tier: lcsc)
  • Datasheet language: Chinese. Pin names, descriptions, and specs on this page were extracted and translated to English by ds2sf; the linked PDF is the manufacturer original.
  • Extractor: parts-factory 2.0.0 / extract_pins 0.3, primary claude-haiku-4-5-20251001 (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