component
SN75161BDWR
Public Made by Adomby adom
Texas Instruments Buffers, Drivers, Receivers, Transceivers, SOIC-20-300mil. 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
markdownSN75161BDWR
Texas Instruments · Buffers, Drivers, Receivers, Transceivers · SOIC-20-300mil
SN75161BDWR from Texas Instruments, in a SOIC-20-300mil. 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 | TE | input | Transmit Enable input control signal that selects transmit (high) or receive (low) direction for data-transfer transceiver channels. |
| 2 | REN | bidirectional | Remote Enable GPIB transceiver; bidirectional I/O port connected to IEEE 488 REN line on GPIB side. |
| 3 | IFC | bidirectional | Interface Clear GPIB transceiver; bidirectional I/O port connected to IEEE 488 IFC line on GPIB side. |
| 4 | NDAC | bidirectional | Not Data Accepted GPIB transceiver; bidirectional I/O port connected to IEEE 488 NDAC line on GPIB side. |
| 5 | NRFD | bidirectional | Not Ready for Data GPIB transceiver; bidirectional I/O port connected to IEEE 488 NRFD line on GPIB side. |
| 6 | DAV | bidirectional | Data Valid GPIB transceiver; bidirectional I/O port connected to IEEE 488 DAV line on GPIB side. |
| 7 | EOI | bidirectional | End of Identity GPIB transceiver; bidirectional I/O port connected to IEEE 488 EOI line on GPIB side. |
| 8 | ATN | bidirectional | Attention GPIB transceiver; bidirectional I/O port connected to IEEE 488 ATN line on GPIB side, functions as internal direction control for EOI when DC=TE. |
| 9 | SRQ | bidirectional | Service Request GPIB transceiver; bidirectional I/O port connected to IEEE 488 SRQ line on GPIB side. |
| 10 | GND | power_in | Ground reference; local ground connection for device operation. |
| 11 | DC | input | Direction Control input signal that selects transmit (high) or receive (low) direction for bus-management transceiver channels. |
| 12 | SRQ | bidirectional | Service Request terminal transceiver; bidirectional I/O port connected to terminal device. |
| 13 | ATN | bidirectional | Attention terminal transceiver; bidirectional I/O port connected to terminal device, functions as internal direction control for EOI when DC=TE. |
| 14 | EOI | bidirectional | End of Identity terminal transceiver; bidirectional I/O port connected to terminal device. |
| 15 | DAV | bidirectional | Data Valid terminal transceiver; bidirectional I/O port connected to terminal device. |
| 16 | NRFD | bidirectional | Not Ready for Data terminal transceiver; bidirectional I/O port connected to terminal device. |
| 17 | NDAC | bidirectional | Not Data Accepted terminal transceiver; bidirectional I/O port connected to terminal device. |
| 18 | IFC | bidirectional | Interface Clear terminal transceiver; bidirectional I/O port connected to terminal device. |
| 19 | REN | bidirectional | Remote Enable terminal transceiver; bidirectional I/O port connected to terminal device. |
| 20 | VCC | power_in | Positive power supply; +5V nominal (4.75V to 5.25V recommended operating range). |
Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | Texas Instruments |
| Package | SOIC-20-300mil |
| Category | Logic |
| Pins | 20 |
CAD (KiCad official)
- Symbol:
SN75161BDWR - Footprint:
Package_SO:SOIC-20W_7.5x12.8mm_P1.27mm - 3D model: SOIC-20-300mil (KiCad packages3D, STEP)
- 3D model files:
sn75161bdwr-etched.step/sn75161bdwr-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);sn75161bdwr.step/sn75161bdwr.glbare the bare package body.
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: Texas Instruments datasheet (24 pp, sha256
e4f30c23098adc38, retrieved 2026-10-01, tier: lcsc) - Extractor: parts-factory
2.0.0/extract_pins 0.3, primaryclaude-haiku-4-5-20251001(text), consensusclaude-sonnet-5-5(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).