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Contents

README

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ADC3582IRSBR

Texas Instruments · Analog To Digital Converters (ADC) · WQFN-40(5x5)

ADC3582IRSBR from Texas Instruments, in a WQFN-40(5x5). 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 PDN/SYNC input Power down/synchronization input, active high, configurable via SPI, with an internal 21 kΩ pull-down resistor.
2 VREF power_in External voltage reference input, 1.6 V.
3 REFGND power_in Reference ground input, 0 V.
4 REFBUF input 1.2 V external voltage reference input for use with the internal reference buffer, with an internal 100 kΩ pull-up to AVDD; this pin also configures default operating conditions.
5 AVDD power_in Analog 1.8 V power supply, 1.75 V to 1.85 V recommended, measured to GND.
6 CLKP input Positive differential sampling clock input for the ADC.
7 CLKM input Negative differential sampling clock input for the ADC.
8 VCM power_out Common-mode voltage output for the analog inputs, 0.95 V.
9 RESET input Hardware reset, active high, with an internal 21 kΩ pull-down resistor.
10 SDIO bidirectional Serial interface data input and output, with an internal 21 kΩ pull-down resistor.
11 GND power_in Ground, 0 V.
12 AINP input Positive analog input for channel A, intended to be driven differentially.
13 AINM input Negative analog input for channel A, intended to be driven differentially.
14 GND power_in Ground, 0 V.
15 AVDD power_in Analog 1.8 V power supply, 1.75 V to 1.85 V recommended, measured to GND.
16 SEN input Serial interface enable, active low, with an internal 21 kΩ pull-up resistor to AVDD.
17 DA1M output Negative differential serial LVDS output for lane 1, channel A.
18 DA1P output Positive differential serial LVDS output for lane 1, channel A.
19 DA0M output Negative differential serial LVDS output for lane 0, channel A.
20 DA0P output Positive differential serial LVDS output for lane 0, channel A.
21 IOVDD power_in 1.8 V power supply for the digital interface, 1.75 V to 1.85 V recommended, measured to GND.
22 DCLKM output Negative differential serial LVDS bit clock output.
23 DCLKP output Positive differential serial LVDS bit clock output.
24 DCLKINM input Negative differential serial LVDS bit clock input, with internal 100 Ω differential termination.
25 DCLKINP input Positive differential serial LVDS bit clock input, with internal 100 Ω differential termination.
26 IOGND power_in Ground, 0 V for the digital interface.
27 NC unconnected Do not connect.
28 FCLKP output Positive differential serial LVDS frame clock output.
29 FCLKM output Negative differential serial LVDS frame clock output.
30 IOVDD power_in 1.8 V power supply for the digital interface, 1.75 V to 1.85 V recommended, measured to GND.
31 DB0P output Positive differential serial LVDS output for lane 0, channel B; used only in dual band complex decimation and powered down by default.
32 DB0M output Negative differential serial LVDS output for lane 0, channel B; used only in dual band complex decimation and powered down by default.
33 DB1P output Positive differential serial LVDS output for lane 1, channel B; used only in dual band complex decimation and powered down by default.
34 DB1M output Negative differential serial LVDS output for lane 1, channel B; used only in dual band complex decimation and powered down by default.
35 SCLK input Serial interface clock input, with an internal 21 kΩ pull-down resistor.
36 AVDD power_in Analog 1.8 V power supply, 1.75 V to 1.85 V recommended, measured to GND.
37 GND power_in Ground, 0 V.
38 NC unconnected Do not connect.
39 NC unconnected Do not connect.
40 GND power_in Ground, 0 V.
41 EP passive Exposed pad (from the footprint; not named in the datasheet pin table).

Key specifications

Parameter Value
Manufacturer Texas Instruments
Package WQFN-40(5x5)
Category Data Acquisition
Pins 41

CAD (KiCad official)

  • Symbol: ADC3582IRSBR
  • Footprint: Package_DFN_QFN:QFN-40-1EP_5x5mm_P0.4mm_EP3.6x3.6mm
  • 3D model: WQFN-40(5x5) (KiCad packages3D, STEP)
  • 3D model files: adc3582irsbr-etched.step / adc3582irsbr-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); adc3582irsbr.step / adc3582irsbr.glb are the bare package body.

Provenance

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

  • Datasheet: Texas Instruments datasheet (85 pp, sha256 a1b506c7d1a24eb0, retrieved 2026-10-09, tier: lcsc)
  • 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