# TMUX1072DGSR

**Texas Instruments** · Analog Switches, Multiplexers · VSSOP-10-0.5mm

TMUX1072DGSR from Texas Instruments, in a VSSOP-10-0.5mm. 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 | SEL1 | input | Switch select 1 input with 6-12MΩ internal pull-down resistor, VIH=1.45V minimum, VIL=0.5V maximum |
| 2 | NO1 | bidirectional | Normally open analog signal path, bidirectional I/O, 0-5.5V operating range, ±50mA continuous maximum |
| 3 | GND | power_in | Ground reference voltage |
| 4 | NO2 | bidirectional | Normally open analog signal path, bidirectional I/O, 0-5.5V operating range, ±50mA continuous maximum |
| 5 | SEL2 | input | Switch select 2 input with 6-12MΩ internal pull-down resistor, VIH=1.45V minimum, VIL=0.5V maximum |
| 6 | COM2 | bidirectional | Common signal path 2, bidirectional I/O with 0-18V overvoltage protection, ±50mA continuous maximum, 6-18Ω RON |
| 7 | NC2 | unconnected | Normally closed analog signal path, bidirectional I/O, 0-5.5V operating range, ±50mA continuous maximum |
| 8 | VCC | power_in | Supply voltage input, 2.3V to 5.5V operating range, 75-110µA typical active supply current |
| 9 | NC1 | unconnected | Normally closed analog signal path, bidirectional I/O, 0-5.5V operating range, ±50mA continuous maximum |
| 10 | COM1 | bidirectional | Common signal path 1, bidirectional I/O with 0-18V overvoltage protection, ±50mA continuous maximum, 6-18Ω RON |

## Key specifications

| Parameter | Value |
|---|---|
| Manufacturer | Texas Instruments |
| Package | VSSOP-10-0.5mm |
| Category | Interface |
| Pins | 10 |

## CAD (KiCad official)

- Symbol: `TMUX1072DGSR`
- Footprint: `Package_SO:MSOP-10_3x3mm_P0.5mm`
- 3D model: VSSOP-10-0.5mm (KiCad packages3D, STEP)
- 3D model files: `tmux1072dgsr-etched.step` / `tmux1072dgsr-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `tmux1072dgsr.step` / `tmux1072dgsr.glb` are the bare package body.

## Provenance

Data extracted from the manufacturer datasheet, not a distributor listing:

- **Datasheet:** [Texas Instruments datasheet](https://www.ti.com/cn/lit/gpn/tmux1072) (30 pp, sha256 `900819c7957b22af`, retrieved 2026-10-03, 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`, primary `claude-haiku-4-5-20251001` (text), consensus `claude-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).

[Datasheet PDF](docs/tmux1072dgsr-datasheet.pdf)