MC33989PEG Freescale Semiconductor, MC33989PEG Datasheet - Page 39

• Manufacturer Part Number: MC33989PEG
• Description: SBC-HS
• Manufacturer: Freescale Semiconductor

Analog Integrated Circuit Device Data
Freescale Semiconductor
VBAT
Connector
CAN Connector
CAN Connector
CANH
CANH
CANL
CANL
SW1
SW2
SW3
SW4
Detail of CAN standard termination schematic
Detail of CAN split termination schematic
Rp
Rp
Rd
Rd
R1
R2
R3
R4
(not split termination)
L1
L1
C7
C6
C8
C9
to L1
to L0
to L2
to L3
Clamp(1)
CH
CL
Figure 20. Typical Application Diagram
C1
TYPICAL APPLICATIONS
D1
CH
Internal
CL
Module
Supply
CS
MC33989, SBC High Speed Typical Application Schematic
R6, 60 ohms
R7, 60 ohms
VSUP
120 ohms
HS1
C2
L1
R5
L3
L0
L2
CANH (SBC)
CANH (SBC)
CANL (SBC)
CANL (SBC)
CANL
CANH
Programmable
wake-up input
Dual Voltage Regulator
control
HS1
Vsup monitor
Vdd1 Monitor
Physical Interface
1Mbit/s CAN
Component values:
D1:
Q1: MJD32C
R1,R2,R3,R4: 10k
R5: 120
Rp, Rd:
R6: 2.2k
C1: 10uF
C2: 100nF
C3: 47uF
Mode control
SPI Interface
Watchdog
Oscillator
5V/200mA
Reset
Int
V2
V2
R6
V2CTRL
C3
WD
RST
INT
V2
CS
MOSI
SCLK
MISO
TX
RX
C4: 100nF
C5: 47uF tantal
C6,C7,C8,C9,C10: 100nF
CL, CH: 220 pF
GND
Safe Circuitry
Q1
TYPICAL APPLICATIONS
C4
Vdd1
C10
MCU
C5
V2
33989
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