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Single precision timer
| Part number | LM555 Timer |
|---|---|
| Category | Integrated Circuits › Timers & Oscillators |
| Package | DIP-8 |
| Pins | 8 |
LM555 Timer pinout
| Pin | Name | Type | Description |
|---|---|---|---|
| 1 | GND | ground | Pin 1 |
| 2 | TRIG | input | Pin 2 |
| 3 | OUT | output | Pin 3 |
| 4 | RESET | input | Ground |
| 5 | CONT | input | Pin 5 |
| 6 | THRES | input | Pin 6 |
| 7 | DISCH | input | Pin 7 |
| 8 | VCC | power | Supply |
Schematic symbol and footprint
Schematic symbol
Footprint: DIP-8 — to scale, pad 1 in yellow (mm). Check against the datasheet before ordering PCBs.