MCP2515T-E datasheet(4/84 Pages) MICROCHIP | Stand-Alone CAN Controller With SPI Interface

Part #	MCP2515T-E

Description	Stand-Alone CAN Controller With SPI Interface

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Manufacturer	MICROCHIP [Microchip Technology]

Direct Link	http://www.microchip.com

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4 / 84 page

MCP2515

DS21801E-page 4

FIGURE 1-2:

EXAMPLE SYSTEM IMPLEMENTATION

TABLE 1-1:

PINOUT DESCRIPTION

Name

PDIP/SOIC

Pin #

TSSOP

Pin #

I/O/P

Type

Description

Alternate Pin Function

TXCAN

1

O

Transmit output pin to CAN bus

—

RXCAN

2

I

Receive input pin from CAN bus

—

CLKOUT

3

O

Clock output pin with programmable

prescaler

Start-of-Frame signal

TX0RTS

4

I

Transmit buffer TXB0 request-to-send.

100 k

Ω internal pull-up to VDD

General purpose digital input.

100 k

Ω internal pull-up to VDD

TX1RTS

5

I

Transmit buffer TXB1 request-to-send.

100 k

Ω internal pull-up to VDD

General purpose digital input.

100 k

Ω internal pull-up to VDD

TX2RTS

6

7

I

Transmit buffer TXB2 request-to-send.

100 k

Ω internal pull-up to VDD

General purpose digital input.

100 k

Ω internal pull-up to VDD

OSC2

7

8

O

Oscillator output

—

OSC1

8

9

I

Oscillator input

External clock 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

General purpose digital output

RX0BF

11

12

O

Receive buffer RXB0 interrupt pin or

general purpose digital output

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

Node

Controller

MCP2515

XCVR

SPI

TX

RX

CANH

CANL

Node

Controller

MCP2515

XCVR

SPI

TX

RX

Node

Controller

MCP2515

XCVR

SPI

TX

RX

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MCP2515T-E Datasheet(PDF) 4 Page - Microchip Technology

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