Datasheet

ADM3053 Data Sheet
Rev. B | Page 12 of 20
TEST CIRCUITS
TxD V
OD
V
CANH
V
CANH
V
OC
R
L
R
L
2
2
09293-006
Figure 22. Driver Voltage Measurement
C
L
RxD
CANH
CANL
V
ID
09293-007
Figure 23. Receiver Voltage Measurements
CANH
CANL
TxD
RxD
C
L
R
L
15pF
09293-008
Figure 24. Switching Characteristics Measurements
R
L
R
S
10µF100nF
10µF 100nF
10µF100nF10µF100nF
ADM3053
TxD
RxD
ISOLATION
BARRIER
GND1 GND2
LOGIC SIDE BUS SIDE
ENCODE
DECODE
DECODE
ENCODE
OSCILLATOR
RECTIFIER
REGULATOR
V
ISOOUT
DIGITAL ISOLATION iCoupler
isoPower DC-TO-DC CONVERTER
V
IO
V
ISOIN
R
S
CANH
CANL
V
REF
REFERENCE
VOLTAGE
RECEIVER
CAN TRANSCEIVER
TxD
R
S
RxD
V
REF
GND2
V
CC
SLOPE/
STANDBY
DRIVER
PROTECTION
V
CC
09293-009
Figure 25. Supply Current Measurement Test Circuit