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AM26LS31CN
Public Made by Adomby adom
Texas Instruments RS-485 / RS-422 ICs, DIP-16. 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
markdownAM26LS31CN
Texas Instruments · RS-485 / RS-422 ICs · DIP-16
AM26LS31CN from Texas Instruments, in a DIP-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 | 1A | input | Logic data input for RS-422 driver 1. |
| 2 | 1Y | output | RS-422 complementary differential output for driver 1 capable of driving ±30 mA loads. |
| 3 | 1Z | output | RS-422 complementary differential output for driver 1 capable of driving ±30 mA loads. |
| 4 | G | input | Active-high output enable input for drivers 1 and 2. |
| 5 | 2Z | output | RS-422 complementary differential output for driver 2 capable of driving ±30 mA loads. |
| 6 | 2Y | output | RS-422 complementary differential output for driver 2 capable of driving ±30 mA loads. |
| 7 | 2A | input | Logic data input for RS-422 driver 2. |
| 8 | GND | power_in | Device ground reference pin. |
| 9 | 3A | input | Logic data input for RS-422 driver 3. |
| 10 | 3Y | output | RS-422 complementary differential output for driver 3 capable of driving ±30 mA loads. |
| 11 | 3Z | output | RS-422 complementary differential output for driver 3 capable of driving ±30 mA loads. |
| 12 | G | input | Active-low output enable input for drivers 3 and 4. |
| 13 | 4Z | output | RS-422 complementary differential output for driver 4 capable of driving ±30 mA loads. |
| 14 | 4Y | output | RS-422 complementary differential output for driver 4 capable of driving ±30 mA loads. |
| 15 | 4A | input | Logic data input for RS-422 driver 4. |
| 16 | VCC | power_in | Power supply input; 4.75 V to 5.25 V recommended for commercial grade. |
Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | Texas Instruments |
| Package | DIP-16 |
| Category | Interface |
| Pins | 16 |
CAD (KiCad official)
- Symbol:
AM26LS31CN - Footprint:
Package_DIP:DIP-16_W7.62mm - 3D model: DIP-16 (KiCad packages3D, STEP)
- 3D model files:
am26ls31cn-etched.step/am26ls31cn-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);am26ls31cn.step/am26ls31cn.glbare the bare package body.
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: Texas Instruments datasheet (35 pp, sha256
aa1334801b86f628, 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).