Datasheet

MCP2510
DS21291F-page 4 © 2007 Microchip Technology Inc.
FIGURE 1-2: TYPICAL SYSTEM IMPLEMENTATION
TABLE 1-1: PIN DESCRIPTIONS
Name
DIP/
SOIC
Pin #
TSSOP
Pin #
I/O/P
Type
Description
TXCAN 1 1 O Transmit output pin to CAN bus
RXCAN 2 2 I Receive input pin from CAN bus
CLKOUT 3 3 O Clock output pin with programmable prescaler
TX0RTS
4 4 I Transmit buffer TXB0 request to send or general purpose digital input. 100 kΩ
internal pullup to V
DD
TX1RTS 5 5 I Transmit buffer TXB1 request to send or general purpose digital input. 100 kΩ
internal pullup to V
DD
TX2RTS 6 7 I Transmit buffer TXB2 request to send or general purpose digital input. 100 kΩ
internal pullup to V
DD
OSC2 7 8 O Oscillator output
OSC1 8 9 I Oscillator input
VSS 9 10 P Ground reference for logic and I/O pins
RX1BF
10 11 O Receive buffer RXB1 interrupt pin or general purpose digital output
RX0BF
11 12 O Receive buffer RXB0 interrupt pin or general purpose digital output
INT 12 13 O Interrupt output pin
SCK 13 14 I Clock input pin for SPI interface
SI 14 16 I Data input pin for SPI interface
SO 15 17 O Data output pin for SPI interface
CS 16 18 I Chip select input pin for SPI interface
RESET 17 19 I Active low device reset input
VDD 18 20 P Positive supply for logic and I/O pins
NC — 6,15 — No internal connection
Note: Type Identification: I=Input; O=Output; P=Power
MCP2510
SPI
MCP2510 MCP2510 MCP2510
INTERFACE
CAN
BUS
MCP2510
Main
System
Controller
CAN
Transceiver
CAN
Transceiver
CAN
Transceiver
CAN
Transceiver
CAN
Transceiver
Node
Controller
Node
Controller
Node
Controller
Node
Controller