参数资料
型号: MCP2515T-I/SO
元件分类: 微控制器/微处理器
英文描述: 1 CHANNEL(S), 1M bps, SERIAL COMM CONTROLLER, PDSO18
封装: 7.50 MM, LEAD FREE, PLASTIC, SOIC-18
文件页数: 34/88页
文件大小: 1205K
代理商: MCP2515T-I/SO
MCP2515
DS21801F-page 4
2010 Microchip Technology Inc.
FIGURE 1-2:
EXAMPLE SYSTEM IMPLEMENTATION
TABLE 1-1:
PINOUT DESCRIPTION
Name
PDIP/
SOIC
Pin #
TSSOP
Pin #
QFN
Pin #
I/O/P
Type
Description
Alternate Pin Function
TXCAN
1
19
O
Transmit output pin to CAN bus
RXCAN
2
20
I
Receive input pin from CAN bus
CLKOUT
3
1
O
Clock output pin with programmable
prescaler
Start-of-Frame signal
TX0RTS
4
2
I
Transmit buffer TXB0 request-to-send.
100 k
Ω internal pull-up to V
DD
General purpose digital input.
100 k
Ω internal pull-up to V
DD
TX1RTS
5
3
I
Transmit buffer TXB1 request-to-send.
100 k
Ω internal pull-up to V
DD
General purpose digital input.
100 k
Ω internal pull-up to V
DD
TX2RTS
6
7
5
I
Transmit buffer TXB2 request-to-send.
100 k
Ω internal pull-up to V
DD
General purpose digital input.
100 k
Ω internal pull-up to V
DD
OSC2
7
8
6
O
Oscillator output
OSC1
8
9
7
I
Oscillator input
External clock input
VSS
9
10
8
P
Ground reference for logic and I/O
pins
RX1BF
10
11
9
O
Receive buffer RXB1 interrupt pin or
general purpose digital output
General purpose digital output
RX0BF
11
12
10
O
Receive buffer RXB0 interrupt pin or
general purpose digital output
General purpose digital output
INT
12
13
11
O
Interrupt output pin
SCK
13
14
12
I
Clock input pin for SPI interface
SI
14
16
14
I
Data input pin for SPI interface
SO
15
17
15
O
Data output pin for SPI interface
CS
16
18
16
I
Chip select input pin for SPI interface
RESET
17
19
17
I
Active low device reset input
VDD
18
20
18
P
Positive supply for logic and I/O pins
NC
6,15
4,13
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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