mc33905s Freescale Semiconductor, Inc, mc33905s Datasheet - Page 82

• Manufacturer Part Number: mc33905s
• Description: System Basis Chip Gen2 With High Speed Can And Lin Interface
• Manufacturer: Freescale Semiconductor, Inc

82
33904/5
TYPICAL APPLICATIONS
V
SUP
CAN BUS
V
SUP
V
22uF
(28)
BAT
V
SUP
Notes
28.
V
BAT
22k
V
22k
1k
BAT
1k
Cap > 10uF required to pass EMC requirement according to
“OEM_HW_Requirement-For CAN_LIN_FR-interface_V10_20081210” or newer
D1
60
60
100nF
100nF
100nF
100nF
Figure 38. 33904A Typical Application Schematic
>1uF
1k
4.7nF
<10k
VBAUX
I/O-2
VSENSE
I/O-0
I/O-1
I/O-3
CANH
CANL
VSUP2
VSUP1
DBG
SPLIT
5V-CAN
Q2
VCAUX
GND
VAUX
SAFE
MOSI
SCLK
MISO
MUX
VDD
RST
RXD
5V (3.3 V)
TXD
INT
CS
VB
VE
>2.2uF
4.7k *
>4.7uF
Q1*
V
Safe Circuitry
SUP
Analog Integrated Circuit Device Data
V
Safing Micro Controller
RST
Switch Detection Interface
CAN xcvr
INT
RF module
eSwitch
A/D
SPI
CAN
DD
function
OR
MCU
* = Optional
V
Freescale Semiconductor
SUP