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ADS1240E

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Texas Instruments Analog To Digital Converters (ADCs), SSOP-24-208mil. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.

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ADS1240E

Texas Instruments · Analog To Digital Converters (ADCs) · SSOP-24-208mil

ADS1240E from Texas Instruments, in a SSOP-24-208mil. 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 DVDD power_in Digital power supply input, 2.7V to 5.25V
2 DGND power_in Digital ground reference
3 XIN input Clock input for external crystal or oscillator, 1MHz to 5MHz
4 XOUT output Clock output for external crystal feedback
5 RESET input Active-low asynchronous reset input
6 DSYNC input Active-low synchronization control input
7 PDWN input Active-low power-down control input; shuts down analog and digital circuits
8 DGND power_in Digital ground reference
9 VREF+ power_in Positive differential reference input, 0.1V to 1.3V (RANGE=0) or 0.1V to 2.6V (RANGE=1)
10 VREF- power_in Negative differential reference input, 0V to AVDD
11 AIN0/D0 bidirectional Analog input channel 0 or digital I/O 0; valid range AGND-0.1V to AVDD+0.1V with buffer off
12 AIN1/D1 bidirectional Analog input channel 1 or digital I/O 1; valid range AGND-0.1V to AVDD+0.1V with buffer off
13 AIN2/D2 bidirectional Analog input channel 2 or digital I/O 2; valid range AGND-0.1V to AVDD+0.1V with buffer off
14 AIN3/D3 bidirectional Analog input channel 3 or digital I/O 3; valid range AGND-0.1V to AVDD+0.1V with buffer off
15 AINCOM input Analog input common-mode reference; connect to AGND if unused
16 AGND power_in Analog ground reference
17 AVDD power_in Analog power supply input, 2.7V to 3.3V
18 POL input Serial clock polarity selection input
19 CS input Active-low chip select input
20 DIN input Serial data input with Schmitt trigger
21 DOUT tri_state Serial data output, tri-state when CS is high
22 SCLK input Serial clock input with Schmitt trigger
23 DRDY output Active-low data ready output signal
24 BUFEN input Buffer enable input

Key specifications

Parameter Value
Manufacturer Texas Instruments
Package SSOP-24-208mil
Category ADC/DAC/Data Conversion
Pins 24

CAD (KiCad official)

  • Symbol: ADS1240E
  • Footprint: Package_SO:SSOP-24_5.3x8.2mm_P0.65mm
  • 3D model: SSOP-24-208mil (KiCad packages3D, STEP)
  • 3D model files: ads1240e-etched.step / ads1240e-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); ads1240e.step / ads1240e.glb are the bare package body.

Provenance

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

  • Datasheet: Texas Instruments datasheet (33 pp, sha256 54fcc452a07696b4, retrieved 2026-10-03, tier: lcsc)
  • 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