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SN74LV4051AQPWRQ1
Public Made by Adomby adom
Texas Instruments Analog Switches, Multiplexers, TSSOP-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
markdownSN74LV4051AQPWRQ1
Texas Instruments · Analog Switches, Multiplexers · TSSOP-16
SN74LV4051AQPWRQ1 from Texas Instruments, in a TSSOP-16. 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 | Y4 | bidirectional | Channel Y4 input to mux or output when used as demultiplexer, 0 to VCC voltage range, peak signal amplitude to 5.5 V |
| 2 | Y6 | bidirectional | Channel Y6 input to mux or output when used as demultiplexer, 0 to VCC voltage range, peak signal amplitude to 5.5 V |
| 3 | COM | bidirectional | Common output of mux or input when used as demultiplexer, 0 to VCC voltage range, peak signal amplitude to 5.5 V |
| 4 | Y7 | bidirectional | Channel Y7 input to mux or output when used as demultiplexer, 0 to VCC voltage range, peak signal amplitude to 5.5 V |
| 5 | Y5 | bidirectional | Channel Y5 input to mux or output when used as demultiplexer, 0 to VCC voltage range, peak signal amplitude to 5.5 V |
| 6 | INH | input | Inhibit control input; logic low enables outputs on, logic high disables outputs off, VCC = 1.65 to 5.5 V |
| 7 | GND | power_in | Ground, 0 V reference |
| 8 | GND | power_in | Ground, 0 V reference |
| 9 | C | input | Selector line C for address decoding, 0 to VCC voltage range |
| 10 | B | input | Selector line B for address decoding, 0 to VCC voltage range |
| 11 | A | input | Selector line A for address decoding, 0 to VCC voltage range |
| 12 | Y3 | bidirectional | Channel Y3 input to mux or output when used as demultiplexer, 0 to VCC voltage range, peak signal amplitude to 5.5 V |
| 13 | Y0 | bidirectional | Channel Y0 input to mux or output when used as demultiplexer, 0 to VCC voltage range, peak signal amplitude to 5.5 V |
| 14 | Y1 | bidirectional | Channel Y1 input to mux or output when used as demultiplexer, 0 to VCC voltage range, peak signal amplitude to 5.5 V |
| 15 | Y2 | bidirectional | Channel Y2 input to mux or output when used as demultiplexer, 0 to VCC voltage range, peak signal amplitude to 5.5 V |
| 16 | VCC | power_in | Device power supply input, 1.65 V to 5.5 V operating range |
Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | Texas Instruments |
| Package | TSSOP-16 |
| Category | Interface |
| Pins | 16 |
CAD (KiCad official)
- Symbol:
SN74LV4051AQPWRQ1 - Footprint:
Package_SO:TSSOP-16_4.4x5mm_P0.65mm - 3D model: TSSOP-16 (KiCad packages3D, STEP)
- 3D model files:
sn74lv4051aqpwrq1-etched.step/sn74lv4051aqpwrq1-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);sn74lv4051aqpwrq1.step/sn74lv4051aqpwrq1.glbare the bare package body.
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: Texas Instruments datasheet (32 pp, sha256
58c28e5145195727, retrieved 2026-10-07, 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 0.3, 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).