component
SN75179BPSR
Public Made by Adomby adom
Texas Instruments RS-485 / RS-422 ICs, SOIC-8-208mil. 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
markdownSN75179BPSR
Texas Instruments · RS-485 / RS-422 ICs · SOIC-8-208mil
SN75179BPSR from Texas Instruments, in a SOIC-8-208mil. 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 | VCC | power_in | 5V supply voltage with recommended operating range 4.75V to 5.25V |
| 2 | R | output | Receiver logic output with VOH ≥2.7V and VOL ≤0.45V |
| 3 | D | input | Driver logic input requiring VIH ≥2V and VIL ≤0.8V |
| 4 | GND | power_in | Ground connection |
| 5 | Y | output | Non-inverting RS485 bus driver output with differential voltage range 1.5V to 6V |
| 6 | Z | output | Inverted RS485 bus driver output with differential voltage range 1.5V to 6V |
| 7 | B | input | Inverted RS485 bus receiver input with common-mode range -7V to 12V and 12kΩ input impedance |
| 8 | A | input | Non-inverting RS485 bus receiver input with common-mode range -7V to 12V and 12kΩ input impedance |
Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | Texas Instruments |
| Package | SOIC-8-208mil |
| Category | Interface |
| Pins | 8 |
CAD (KiCad official)
- Symbol:
SN75179BPSR - Footprint:
Package_SO:SOIC-8_3.9x4.9mm_P1.27mm - 3D model: SOIC-8-208mil (KiCad packages3D, STEP)
- 3D model files:
sn75179bpsr-etched.step/sn75179bpsr-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);sn75179bpsr.step/sn75179bpsr.glbare the bare package body.
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: Texas Instruments datasheet (23 pp, sha256
68cd6a4ac24e706a, retrieved 2026-09-23, 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).