component
CD74HC4538QM96G4Q1
Public Made by Adomby adom
Texas Instruments Monostable Multivibrators, SOIC-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
markdownCD74HC4538QM96G4Q1
Texas Instruments · Monostable Multivibrators · SOIC-16
CD74HC4538QM96G4Q1 from Texas Instruments, in a SOIC-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 | 1CX | passive | External timing capacitor connection (0 pF minimum) for channel 1. |
| 2 | 1RXCX | passive | External timing capacitor and resistor junction for channel 1; resistor minimum 5 kΩ per specification. |
| 3 | 1R | passive | External timing resistor connection; minimum 5 kΩ per specification. |
| 4 | 1A | input | Channel 1 rising-edge trigger input with Schmitt trigger characteristic. |
| 5 | 1B | input | Channel 1 falling-edge trigger input with Schmitt trigger characteristic. |
| 6 | 1Q | output | Channel 1 output pulse. |
| 7 | 1Q̄ | output | Channel 1 inverted output pulse. |
| 8 | GND | power_in | Ground connection. |
| 9 | 2Q̄ | output | Channel 2 inverted output pulse. |
| 10 | 2Q | output | Channel 2 output pulse. |
| 11 | 2B | input | Channel 2 falling-edge trigger input with Schmitt trigger characteristic. |
| 12 | 2A | input | Channel 2 rising-edge trigger input with Schmitt trigger characteristic. |
| 13 | 2R | passive | External timing resistor connection; minimum 5 kΩ per specification. |
| 14 | 2RXCX | passive | External timing capacitor and resistor junction for channel 2; resistor minimum 5 kΩ per specification. |
| 15 | 2CX | passive | External timing capacitor connection (0 pF minimum) for channel 2. |
| 16 | VCC | power_in | Power supply input; operating range 2 V to 6 V per recommended operating conditions. |
Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | Texas Instruments |
| Package | SOIC-16 |
| Category | Logic |
| Pins | 16 |
CAD (KiCad official)
- Symbol:
CD74HC4538QM96G4Q1 - Footprint:
Package_SO:SOIC-16_3.9x9.9mm_P1.27mm - 3D model: SOIC-16 (KiCad packages3D, STEP)
- 3D model files:
cd74hc4538qm96g4q1-etched.step/cd74hc4538qm96g4q1-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);cd74hc4538qm96g4q1.step/cd74hc4538qm96g4q1.glbare the bare package body.
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: Texas Instruments datasheet (22 pp, sha256
3f51d05d4c729421, retrieved 2026-09-18, 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-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).