參數(shù)資料
型號(hào): MC33389DDW
廠商: Freescale Semiconductor
文件頁數(shù): 45/49頁
文件大?。?/td> 0K
描述: IC SYSTEM BASE W/CAN 28-SOIC
標(biāo)準(zhǔn)包裝: 1
控制器類型: 系統(tǒng)基礎(chǔ)芯片
接口: CAN
電源電壓: 5.5 V ~ 18 V
電流 - 電源: 45mA
工作溫度: -40°C ~ 125°C
安裝類型: 表面貼裝
封裝/外殼: 28-SOIC(0.295",7.50mm 寬)
供應(yīng)商設(shè)備封裝: 28-SOIC W
包裝: 管件
Analog Integrated Circuit Device Data
Freescale Semiconductor
5
33389
PIN CONNECTIONS
Table 2. 33389 Pin Definitions: SOICW 28-Lead
A functional description of each pin can be found in the Functional Pin Description section beginning on page 17.
Pin Number
Pin
Name
Formal Name
Definition
1
TX
Transmitter Data
Transmitter input of the LS CAN interface
2
V1
Voltage Regulator
One
This 5.0 V pin is a 3% low drop voltage regulator dedicated to the microcontroller supply.
3
RX
Receiver Data
Receiver output of the LS CAN interface
4
RST
Reset
This is an Input/Output pin.
5
INT
Interrupt
This output is asserted LOW when an enabled interrupt condition occurs.
6 -9 20 - 23
GND
Ground
These device ground pins are internally connected to the package lead frame to provide
a 33389-to-PCB thermal path.
10
MISO
Master In/Slave Out
This pin is the tri-state output from the shift register.
11
MOSI
Master Out/Slave In
This pin is for the input of serial instruction data.
12
SCLK
System Clock
This pin clocks the internal shift registers.
13
CS
Chip Select
This pin communicates with the system MCU and enables SPI communication.
14, 15, 16
L0: L2
Wake-up Input
(L0: L2)
Input interfaces to external circuitry. Levels at these pins can be read by SPI and input
can be used as programmable wake-up input in Sleep or Stop mode.
17
NC
No Connect
This pin does not connect.
18
RTH
Thermal Resistance
High
Pin for the connection of the bus termination to CANH
19
CANL
CAN Low
CAN low input/output
24
CANH
CAN High
CAN high input/output
25
V2
Voltage Regulator
Two
This 5.0 V pin is a low drop voltage regulator dedicated to the peripherals supply.
26
RTL
Thermal Resistance
Low
Pin for the connection of the bus termination to CANL
27
VBAT
Voltage Battery
This pin is voltage supply from the battery.
28
V3
Voltage Regulator
Three
This pin is a 10
switch to V
BAT, used to supply external contacts or relays.
V3
V2
CANH
GND
CANL
RTH
NC
L0
L1
VBAT
RTL
TX
RST
INT
GND
MISO
MOSI
SCLK
CS
L2
V1
RX
4
5
6
7
8
9
10
11
12
13
14
2
3
28
25
24
23
22
21
20
19
18
17
16
15
27
26
1
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