component
RS74HC74XQ
Public Made by Adomby adom
Jiangsu RUNIC Tech Flip Flops, TSSOP-14. 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
markdownRS74HC74XQ
Jiangsu RUNIC Tech · Flip Flops · TSSOP-14
RS74HC74XQ from Jiangsu RUNIC Tech, in a TSSOP-14. 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 | 1R̅D | input | Asynchronous reset-direct input (active LOW) |
| 2 | 1D | input | Data Input |
| 3 | 1CP | input | Clock Input |
| 4 | 1S̅D | input | Asynchronous set-direct input (active LOW) |
| 5 | 1Q | output | Output |
| 6 | 1Q̅ | output | complement output |
| 7 | GND | power_in | Ground |
| 8 | 2Q̅ | output | complement output |
| 9 | 2Q | output | Output |
| 10 | 2S̅D | input | Asynchronous set-direct input (active LOW) |
| 11 | 2CP | input | Clock Input |
| 12 | 2D | input | Data Input |
| 13 | 2R̅D | input | Asynchronous reset-direct input (active LOW) |
| 14 | VCC | power_in | Supply |
Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | Jiangsu RUNIC Tech |
| Package | TSSOP-14 |
| Category | Logic |
| Pins | 14 |
CAD (KiCad official)
- Symbol:
RS74HC74XQ - Footprint:
Package_SO:TSSOP-14_4.4x5mm_P0.65mm - 3D model: TSSOP-14 (KiCad packages3D, STEP)
- 3D model files:
rs74hc74xq-etched.step/rs74hc74xq-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);rs74hc74xq.step/rs74hc74xq.glbare the bare package body.
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: Jiangsu RUNIC Tech datasheet (15 pp, sha256
fff9f54fcb3a091d, retrieved 2026-09-22, tier: lcsc) - Extractor: parts-factory
2.0.0/extract_pins 0.2, primaryclaude-haiku-4-5-20251001(text), consensusclaude-sonnet-4-6(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).