component
SN74LV4040ADR
Public Made by Adomby adom
Texas Instruments Counters, Dividers, 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
markdownSN74LV4040ADR
Texas Instruments · Counters, Dividers · SOIC-16
SN74LV4040ADR 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 | QL | output | QL output of 12-bit asynchronous binary counter |
| 2 | QF | output | QF output of 12-bit asynchronous binary counter |
| 3 | QE | output | QE output of 12-bit asynchronous binary counter |
| 4 | QG | output | QG output of 12-bit asynchronous binary counter |
| 5 | QD | output | QD output of 12-bit asynchronous binary counter |
| 6 | QC | output | QC output of 12-bit asynchronous binary counter |
| 7 | QB | output | QB output of 12-bit asynchronous binary counter |
| 8 | GND | power_in | Ground, 0V reference |
| 9 | QA | output | QA output of 12-bit asynchronous binary counter |
| 10 | CLK | input | Clock input, falling edge triggered to advance count |
| 11 | CLR | input | Clear input, active high to asynchronously reset all outputs low |
| 12 | QI | output | QI output of 12-bit asynchronous binary counter |
| 13 | QH | output | QH output of 12-bit asynchronous binary counter |
| 14 | QJ | output | QJ output of 12-bit asynchronous binary counter |
| 15 | QK | output | QK output of 12-bit asynchronous binary counter |
| 16 | VCC | power_in | Positive supply, 2V to 5.5V recommended operating range |
Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | Texas Instruments |
| Package | SOIC-16 |
| Category | Logic |
| Pins | 16 |
CAD (KiCad official)
- Symbol:
SN74LV4040ADR - Footprint:
Package_SO:SOIC-16_3.9x9.9mm_P1.27mm - 3D model: SOIC-16 (KiCad packages3D, STEP)
- 3D model files:
sn74lv4040adr-etched.step/sn74lv4040adr-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);sn74lv4040adr.step/sn74lv4040adr.glbare the bare package body.
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: Texas Instruments datasheet (30 pp, sha256
fa5270f29b4ffb1a, 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).