component
MAX232EIDR
Public Made by Adomby adom
Texas Instruments RS232 ICs, SOIC-16. Datasheet-verified pinout, 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
markdownMAX232EIDR
Texas Instruments · RS232 ICs · SOIC-16
MAX232EIDR from Texas Instruments, in a SOIC-16. Pinout and pin descriptions extracted from the manufacturer datasheet by ds2sf; 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 | DOUT2 | output | RS-232 line data output (to remote RS-232 system). |
| 8 | RIN2 | input | RS-232 line data input (from remote RS-232 system). |
| 9 | ROUT2 | output | Logic data output (to UART). |
| 10 | DIN2 | input | Logic data input (from UART). |
| 11 | DIN1 | input | Logic data input (from UART). |
| 12 | ROUT1 | output | Logic data output (to UART). |
| 13 | RIN1 | input | RS-232 line data input (from remote RS-232 system). |
| 14 | DOUT1 | output | RS-232 line data output (to remote RS-232 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 |
| Category | Interface |
| Pins | 16 |
CAD (KiCad official)
- Symbol:
MAX232EIDR - Footprint:
Package_SO:SOIC-16_3.9x9.9mm_P1.27mm - 3D model: SOIC-16 (KiCad packages3D, STEP)
- 3D model files:
max232eidr-etched.step/max232eidr-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);max232eidr.step/max232eidr.glbare the bare package body.
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: Texas Instruments datasheet (30 pp, sha256
9ab58d60259691ef, retrieved 2026-09-23, tier: manufacturer) - 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).