MCZ33742EG Freescale, MCZ33742EG Datasheet - Page 57

• Manufacturer Part Number: MCZ33742EG
• Manufacturer: Freescale

Specifications of MCZ33742EG

• Data Rate: 1000Kbps
• Number Of Transceivers: 1
• Standard Supported: CAN 2.0
• Operating Supply Voltage (max): 27V
• Operating Supply Voltage (typ): 5/9/12/15/18/24V
• Operating Supply Voltage (min): 4.5V
• Package Type: SOIC W
• Supply Current: 45mA
• Operating Temperature (max): 125C
• Operating Temperature (min): -40C
• Operating Temperature Classification: Automotive
• Mounting: Surface Mount
• Pin Count: 28
• Lead Free Status / RoHS Status: Compliant

SBC POWER SUPPLY
and from reverse battery. This is illustrated in Figure 31.
Analog Integrated Circuit Device Data
Freescale Semiconductor
The 33742 is supplied from the battery line. A serial diode is necessary to protect the device against negative transient pulses
SW2
SW3
SW4
SW1
V
PWR
Connector
Rp
Rp
Rd
Rd
Legend
D1: Example: 1N4002 type
Q1: MJD32C
R1, R2, R3, R4: 10kΩ
Rp, Rd: Example: 1.0kΩ depending on switch type.
R5: 2.2kΩ
C1: 10μF
R2
R1
R3
R4
C7
C6
C8
C9
to L1
to L1
to L2
to L3
Clamp (1)
Figure 31. SBC Typical Application Schematic
C1
D1
Internal
Module
Supply
TYPICAL APPLICATIONS
CANH
V
CANL
SUP
C2
HS
L0
L1
L2
L3
Programmable
Wake-up Input
Dual Voltage Regulator
Control
VSUP Monitor
VDD Monitor
HS
Physical Interface
C2: 100nF
C3: 47μF
C4: 100nF
C5: 47μF tantalum or 100μF chemical
C6, C7, C8, C9, C10: 100nF
(1) Clamp circuit to ensure max ratings for HS (HS from
- 0.3V to V
1.0 Mbps CAN
33742
SUP
Mode Control
SPI Interface
Watchdog
Oscillator
Interrupt
+ 0.3) are respected.
Reset
5.0V/200mA
V2CTRL
V2
C3
INT
WDOG
RST
MOSI
SCLK
MISO
CS
TXD
RXD
GND
R5
TYPICAL APPLICATIONS
Safe Circuitry
Q1
VDD
C4
C10
MCU
C5
V2
33742
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