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Contents

README

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TRS208IDBR

Texas Instruments · RS232 ICs · SSOP-24-208mil

TRS208IDBR 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 DOUT2 output RS-232 line data output to the remote RS-232 system.
2 DOUT1 output RS-232 line data output to the remote RS-232 system.
3 RIN2 input RS-232 line data input from the remote RS-232 system.
4 ROUT2 output Logic data output to the UART.
5 DIN1 input Logic data input from the UART.
6 ROUT1 output Logic data output to the UART.
7 RIN1 input RS-232 line data input from the remote RS-232 system.
8 GND power_in Ground reference for the device.
9 VCC power_in Supply voltage; connect to an external 3 V to 5.5 V power supply.
10 C1+ passive Positive lead of the C1 charge-pump capacitor.
11 V+ power_out Positive charge-pump output for the storage capacitor only.
12 C1- passive Negative lead of the C1 charge-pump capacitor.
13 C2+ passive Positive lead of the C2 charge-pump capacitor.
14 C2- passive Negative lead of the C2 charge-pump capacitor.
15 V- power_out Negative charge-pump output for the storage capacitor only.
16 RIN4 input RS-232 line data input from the remote RS-232 system.
17 ROUT4 output Logic data output to the UART.
18 DIN2 input Logic data input from the UART.
19 DIN3 input Logic data input from the UART.
20 DOUT4 output RS-232 line data output to the remote RS-232 system.
21 DIN4 input Logic data input from the UART.
22 ROUT3 output Logic data output to the UART.
23 RIN3 input RS-232 line data input from the remote RS-232 system.
24 DOUT3 output RS-232 line data output to the remote RS-232 system.

Key specifications

Parameter Value
Manufacturer Texas Instruments
Package SSOP-24-208mil
Category Interface
Pins 24

CAD (KiCad official)

  • Symbol: TRS208IDBR
  • Footprint: Package_SO:SSOP-24_5.3x8.2mm_P0.65mm
  • 3D model: SSOP-24-208mil (KiCad packages3D, STEP)
  • 3D model files: trs208idbr-etched.step / trs208idbr-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); trs208idbr.step / trs208idbr.glb are the bare package body.

Provenance

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

  • Datasheet: Texas Instruments datasheet (19 pp, sha256 1eafb956ca823148, retrieved 2026-10-11, 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-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