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SN74HCS594PWR
Public Made by Adomby adom
Texas Instruments Shift Registers, TSSOP-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
markdownSN74HCS594PWR
Texas Instruments · Shift Registers · TSSOP-16
SN74HCS594PWR from Texas Instruments, in a TSSOP-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 | QB | output | Parallel data output QB, sink/source up to ±35 mA |
| 2 | QC | output | Parallel data output QC, sink/source up to ±35 mA |
| 3 | QD | output | Parallel data output QD, sink/source up to ±35 mA |
| 4 | QE | output | Parallel data output QE, sink/source up to ±35 mA |
| 5 | QF | output | Parallel data output QF, sink/source up to ±35 mA |
| 6 | QG | output | Parallel data output QG, sink/source up to ±35 mA |
| 7 | QH | output | Parallel data output QH, sink/source up to ±35 mA |
| 8 | GND | power_in | Ground supply, 0 V reference |
| 9 | QH' | output | Serial output for cascading, sink/source up to ±35 mA |
| 10 | SRCLR | input | Shift register clear (active low), Schmitt-trigger input |
| 11 | SRCLK | input | Shift register clock (rising edge triggered), Schmitt-trigger input |
| 12 | RCLK | input | Output register clock (rising edge triggered), Schmitt-trigger input |
| 13 | RCLR | input | Storage register clear (active low), Schmitt-trigger input |
| 14 | SER | input | Serial input with Schmitt-trigger type, 0 to VCC voltage range |
| 15 | QA | output | Parallel data output QA, sink/source up to ±35 mA |
| 16 | VCC | power_in | Positive power supply, 2 V to 6 V operating range |
Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | Texas Instruments |
| Package | TSSOP-16 |
| Category | Logic |
| Pins | 16 |
CAD (KiCad official)
- Symbol:
SN74HCS594PWR - Footprint:
Package_SO:TSSOP-16_4.4x5mm_P0.65mm - 3D model: TSSOP-16 (KiCad packages3D, STEP)
- 3D model files:
sn74hcs594pwr-etched.step/sn74hcs594pwr-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);sn74hcs594pwr.step/sn74hcs594pwr.glbare the bare package body.
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: Texas Instruments datasheet (35 pp, sha256
07318d02939efbf6, 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).