Microchip
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Stand-alone CAN 2.0B controller with an SPI interface. Pair it with an MCP2551 or TJA1050 transceiver for the bus side.
| Part number | MCP2515 |
|---|---|
| Manufacturer | Microchip |
| Category | Integrated Circuits › Transceiver ICs (RS-485, CAN) |
| Package | DIP-18 |
| Pins | 18 |
MCP2515 pinout
| Pin | Name | Type | Description |
|---|---|---|---|
| 1 | TXCAN | output | To the transceiver |
| 2 | RXCAN | input | From the transceiver |
| 3 | CLKOUT | output | Clock out / start-of-frame |
| 4 | TX0RTS | input | Transmit request 0 |
| 5 | TX1RTS | input | Transmit request 1 |
| 6 | TX2RTS | input | Transmit request 2 |
| 7 | OSC2 | clock | Crystal out |
| 8 | OSC1 | clock | Crystal in |
| 9 | VSS | ground | Ground |
| 10 | RX1BF | output | Receive buffer 1 full |
| 11 | RX0BF | output | Receive buffer 0 full |
| 12 | INT | output | Interrupt, active low |
| 13 | SCK | input | SPI clock |
| 14 | SI | input | SPI MOSI |
| 15 | SO | output | SPI MISO |
| 16 | CS | input | SPI chip select, active low |
| 17 | RESET | input | Reset, active low |
| 18 | VDD | power | Supply, 2.7–5.5V |
Schematic symbol and footprint
Schematic symbol
Footprint: DIP-18 — to scale, pad 1 in yellow (mm). Check against the datasheet before ordering PCBs.