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Contents

README

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MAX3232EIPWRQ1

Texas Instruments · RS232 ICs · TSSOP-16

MAX3232EIPWRQ1 from Texas Instruments, in a TSSOP-16. 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 C1+ passive Positive lead of external capacitor C1 for charge pump voltage multiplier
2 V+ power_out Positive charge pump output voltage for external storage capacitor, maximum rating 7V
3 C1- passive Negative lead of external capacitor C1 for charge pump voltage multiplier
4 C2+ passive Positive lead of external capacitor C2 for charge pump voltage multiplier
5 C2- passive Negative lead of external capacitor C2 for charge pump voltage multiplier
6 V- power_out Negative charge pump output voltage for external storage capacitor, minimum rating -7V
7 DOUT2 output Driver channel 2 RS232 line data output to remote system, voltage range -13.2V to +13.2V absolute maximum
8 RIN2 input Receiver channel 2 RS232 line data input from remote system, voltage range -25V to +25V absolute maximum
9 ROUT2 output Receiver channel 2 logic level data output to UART, voltage 0V to VCC
10 DIN2 input Driver channel 2 logic level data input from UART, voltage 0V to VCC, accepts 5V logic at 3.3V supply
11 DIN1 input Driver channel 1 logic level data input from UART, voltage 0V to VCC, accepts 5V logic at 3.3V supply
12 ROUT1 output Receiver channel 1 logic level data output to UART, voltage 0V to VCC
13 RIN1 input Receiver channel 1 RS232 line data input from remote system, voltage range -25V to +25V absolute maximum
14 DOUT1 output Driver channel 1 RS232 line data output to remote system, voltage range -13.2V to +13.2V absolute maximum
15 GND power_in Ground/power return reference
16 VCC power_in Power supply voltage input, operating range 3V to 5.5V

Key specifications

Parameter Value
Manufacturer Texas Instruments
Package TSSOP-16
Category Interface ICs
Pins 16

CAD (KiCad official)

  • Symbol: MAX3232EIPWRQ1
  • Footprint: Package_SO:TSSOP-16_4.4x5mm_P0.65mm
  • 3D model: TSSOP-16 (KiCad packages3D, STEP)
  • 3D model files: max3232eipwrq1-etched.step / max3232eipwrq1-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); max3232eipwrq1.step / max3232eipwrq1.glb are the bare package body.

Provenance

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

  • Datasheet: Texas Instruments datasheet (17 pp, sha256 25f000d993be229b, retrieved 2026-09-24, 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 0.2, 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