BOB-13906 · SparkFunActive
(SparkFun BOB-13906)
| Part number | BOB-13906 |
|---|---|
| Manufacturer | SparkFun |
| Category | Interface & Expansion › I/O Expanders & Multiplexers |
| Pins | 19 |
| Channels | 8 |
SparkFun Multiplexer Breakout - 8 Channel (74HC4051) pinout
| Pin | Name | Type | Description |
|---|---|---|---|
| 1 | VEE | bidirectional | |
| 2 | VEE | bidirectional | |
| 3 | VCC | power | |
| 4 | VCC | power | |
| 5 | GND | ground | |
| 6 | GND | ground | |
| 7 | Y0 | bidirectional | |
| 8 | Z | bidirectional | |
| 9 | Y1 | bidirectional | |
| 10 | S0 | bidirectional | |
| 11 | Y2 | bidirectional | |
| 12 | S1 | bidirectional | |
| 13 | Y3 | bidirectional | |
| 14 | S2 | bidirectional | |
| 15 | Y4 | bidirectional | |
| 16 | !E! | bidirectional | |
| 17 | Y5 | bidirectional | |
| 18 | Y6 | bidirectional | |
| 19 | Y7 | bidirectional |
Schematic symbol and footprint
Footprint: SparkFun-74HC4051-8-Channel-Mux-Breakout (header pads) — to scale, pad 1 in yellow (mm). Check against the datasheet before ordering PCBs.
Datasheet
Where to buy
Stock and prices from the suppliers, checked 2026-10-08; excluding tax and shipping.
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