component
MAX232IDWR
Public Made by Adomby adom
Texas Instruments RS232 ICs, SOIC-16-300mil. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
3D Model
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Symbol & Footprint
Schematic Symbol
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PCB Footprint
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Datasheet
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README
markdownMAX232IDWR
Texas Instruments · RS232 ICs · SOIC-16-300mil
MAX232IDWR from Texas Instruments, in a SOIC-16-300mil. 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 C1 capacitor |
| 2 | VS+ | power_out | Positive charge pump output for storage capacitor only |
| 3 | C1- | passive | Negative lead of C1 capacitor |
| 4 | C2+ | passive | Positive lead of C2 capacitor |
| 5 | C2- | passive | Negative lead of C2 capacitor |
| 6 | VS- | power_out | Negative charge pump output for storage capacitor only |
| 7 | T2OUT | output | RS232 line data output to remote RS232 system |
| 8 | R2IN | input | RS232 line data input from remote RS232 system |
| 9 | R2OUT | output | Logic data output to UART |
| 10 | T2IN | input | Logic data input from UART |
| 11 | T1IN | input | Logic data input from UART |
| 12 | R1OUT | output | Logic data output to UART |
| 13 | R1IN | input | RS232 line data input from remote RS232 system |
| 14 | T1OUT | output | RS232 line data output to remote RS232 system |
| 15 | GND | power_in | Ground |
| 16 | VCC | power_in | Supply voltage, connect to external 5V power supply |
Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | Texas Instruments |
| Package | SOIC-16-300mil |
| Category | Interface |
| Pins | 16 |
CAD (KiCad official)
- Symbol:
MAX232IDWR - Footprint:
Package_SO:SOIC-16_3.9x9.9mm_P1.27mm - 3D model: SOIC-16-300mil (KiCad packages3D, STEP)
- 3D model files:
max232idwr-etched.step/max232idwr-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);max232idwr.step/max232idwr.glbare the bare package body.
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: Texas Instruments datasheet (27 pp, sha256
01339e34573b5a2b, 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, primaryclaude-haiku-4-5-20251001(text), consensusclaude-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).