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ADS7882IPFBR

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

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Symbol & Footprint

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Contents

README

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ADS7882IPFBR

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

ADS7882IPFBR from Texas Instruments, in a TQFP-48(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 REFIN input Reference input 2.4-2.6V with 0.1µF bypass and 1µF storage capacitor to AGND
2 REFOUT power_out Internal 2.5V reference output 2.425-2.575V with 10µA source current capability
3 NC unconnected No connection
4 +VA power_in Analog power supply 4.75-5.25V with 0.1µF and 1µF bypass capacitors
5 AGND power_in Analog ground return path
6 +IN input Noninverting analog input -0.2V to (+Vref+0.2V) with 27pF input capacitance
7 -IN input Inverting analog input -0.2V to +0.2V for pseudo-differential measurement
8 AGND power_in Analog ground return path
9 +VA power_in Analog power supply 4.75-5.25V
10 +VA power_in Analog power supply 4.75-5.25V
11 AGND power_in Analog ground return path
12 AGND power_in Analog ground return path
13 +VA power_in Analog power supply 4.75-5.25V
14 AGND power_in Analog ground return path
15 AGND power_in Analog ground return path
16 DB11 tri_state Data bit 11 (MSB), tri-state output 3-stated when CS or RD high
17 DB10 tri_state Data bit 10, tri-state output 3-stated when CS or RD high
18 DB9 tri_state Data bit 9, tri-state output 3-stated when CS or RD high
19 DB8 tri_state Data bit 8, tri-state output 3-stated when CS or RD high
20 DB7 tri_state Data bit 7, tri-state output 3-stated when CS or RD high
21 DB6 tri_state Data bit 6, tri-state output 3-stated when CS or RD high
22 DB5 tri_state Data bit 5, tri-state output 3-stated when CS or RD high
23 DB4 tri_state Data bit 4, tri-state output 3-stated when CS or RD high
24 +VBD power_in Digital power supply 2.7-5.25V with 0.1µF bypass capacitor
25 BDGND power_in Digital ground return path
26 DB3 tri_state Data bit 3, tri-state output 3-stated when CS or RD high
27 DB2 tri_state Data bit 2, tri-state output 3-stated when CS or RD high
28 DB1 tri_state Data bit 1, tri-state output 3-stated when CS or RD high
29 DB0 tri_state Data bit 0 (LSB), tri-state output 3-stated when CS or RD high
30 NC unconnected No connection
31 NC unconnected No connection
32 NC unconnected No connection
33 NC unconnected No connection
34 +VBD power_in Digital power supply 2.7-5.25V
35 BDGND power_in Digital ground return path
36 BUSY output Conversion status output high during conversion low when idle
37 A_PWD input Nap mode enable active low, increases minimum acquisition time by 60ns
38 PWD/RST input Power down/reset active low input, 45-6140ns pulse for reset or >7200ns for power down
39 BYTE input Byte select input active low, 0 for 12-bit mode 1 for 8-bit lower byte mode
40 CONVST input Conversion start input, rising edge starts acquisition falling edge starts conversion
41 RD input Read enable input active low, output enable for data bus when CS low 25ns delay
42 CS input Chip select input active low, enables acquisition start conversion start and bus release
43 +VA power_in Analog power supply 4.75-5.25V
44 AGND power_in Analog ground return path
45 AGND power_in Analog ground return path
46 +VA power_in Analog power supply 4.75-5.25V
47 REFM input Reference ground connected to analog ground plane below device
48 REFM input Reference ground connected to analog ground plane below device

Key specifications

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

CAD (KiCad official)

  • Symbol: ADS7882IPFBR
  • Footprint: Package_QFP:TQFP-48_7x7mm_P0.5mm
  • 3D model: TQFP-48(7x7) (KiCad packages3D, STEP)
  • 3D model files: ads7882ipfbr-etched.step / ads7882ipfbr-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); ads7882ipfbr.step / ads7882ipfbr.glb are the bare package body.

Provenance

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

  • Datasheet: Texas Instruments datasheet (31 pp, sha256 736903de20c7acd7, retrieved 2026-09-24, tier: lcsc)
  • Extractor: parts-factory 2.0.0 / extract_pins 0.2, primary claude-haiku-4-5-20251001 (text), consensus claude-sonnet-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