component
MUX509IDR
Public Made by Adomby adom
Texas Instruments Analog Switches, Multiplexers, 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
markdownMUX509IDR
Texas Instruments · Analog Switches, Multiplexers · SOIC-16
MUX509IDR from Texas Instruments, in a SOIC-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 | A0 | input | Address line 0 |
| 2 | EN | input | Active high digital input. When this pin is low, all switches are turned off. When this pin is high, the A[1:0] logic inputs determine which pair of switches is turned on. |
| 3 | VSS | power_in | Negative power supply. This pin is the most negative power supply potential. In single-supply applications, this pin can be connected to ground. For reliable operation, connect a decoupling capacitor ranging from 0.1 µF to 10 µF between VSS and GND. |
| 4 | S1A | bidirectional | Source pin 1A. Can be an input or output. |
| 5 | S2A | bidirectional | Source pin 2A. Can be an input or output. |
| 6 | S3A | bidirectional | Source pin 3A. Can be an input or output. |
| 7 | S4A | bidirectional | Source pin 4A. Can be an input or output. |
| 8 | DA | bidirectional | Drain pin A. Can be an input or output. |
| 9 | DB | bidirectional | Drain pin B. Can be an input or output. |
| 10 | S4B | bidirectional | Source pin 4B. Can be an input or output. |
| 11 | S3B | bidirectional | Source pin 3B. Can be an input or output. |
| 12 | S2B | bidirectional | Source pin 2B. Can be an input or output. |
| 13 | S1B | bidirectional | Source pin 1B. Can be an input or output. |
| 14 | VDD | power_in | Positive power supply. This pin is the most positive power supply potential. For reliable operation, connect a decoupling capacitor ranging from 0.1 µF to 10 µF between VDD and GND. |
| 15 | GND | power_in | Ground (0 V) reference |
| 16 | A1 | input | Address line 1 |
Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | Texas Instruments |
| Package | SOIC-16 |
| Category | Interface |
| Pins | 16 |
CAD (KiCad official)
- Symbol:
MUX509IDR - Footprint:
Package_SO:SOIC-16_3.9x9.9mm_P1.27mm - 3D model: SOIC-16 (KiCad packages3D, STEP)
- 3D model files:
mux509idr-etched.step/mux509idr-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);mux509idr.step/mux509idr.glbare the bare package body.
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: Texas Instruments datasheet (42 pp, sha256
ec27637b7cd07b6a, retrieved 2026-09-27, tier: manufacturer) - 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).