Datasheet
C14 C13 C12 C11
V
CC2
GND2
C5C6
C7C8
GND1
1
2
3
4
JMP6
1
2
3
4
JMP8
1
2
3
4
JMP9
1
2
3
4
JMP10
1
2
3
4
JMP3
1
2
3
4
JMP2
1
2
3
4
JMP1
R6
R1
R3
R2
P1 P3
P2 P4
J1
J2
J3
J4
J5
J6
J7
J8
J9
J10
C1
C2
C3
C10C9
V
CC1
GND1
GND1
GND1
GND1
GND1
GND2
GND2
GND2
GND2
GND2
GND2
GND2
GND2
GND2
GND2
GND2
GND1
GND1
GND1
GND1
GND1
GND1
V
CC1
V
CC1
V
CC1
V
CC2
V
CC2
V
CC2
V
CC2
V
CC2
GND2
GND2
GND2
AO
BO
CO
DO
CNTRL/EN2
A
B
C
D
DISABLE/EN1
U1
R4
GND1
1
2
3
4
JMP4
C4
GND2
1
2
3
4
JMP7
V
CC2
GND2
1
2
3
4
JMP5
Output
Output
Output
Output
Input
Input
Input
Input
R5
GND1
Introduction
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Figure 7. The ISO7240CF, ISO7240x and ISO7640Fx Same Channel Direction EVM Schematic
Table 3. ISO7240CF, ISO7240x and ISO7640Fx EVM
Connection Label Description
A J1 SMA connector to the A input, pin 3
B J2 SMA connector to the B input, pin 4
C J3 SMA connector to the C input, pin 5
D J4 SMA connector to the D input, pin 6
DISABLE/EN1 J5 ISO7240x SMA (not connected)
ISO7240CF SMA connector to the DISABLE, pin 7
CNTRL/EN2 J6 ISO7240x SMA connector to the EN2 output enable, pin 10
ISO7240CF SMA connector to the CNTRL failsafe select, pin 10
DO J7 SMA connector to the DO output, pin 11
CO J8 SMA connector to the CO output, pin 12
BO J9 SMA connector to the BO output, pin 13
AO J10 SMA connector to the AO output, pin 14
P1 VCC1 Left-side power supply banana jack
P2 GND1 Left-side power ground connection banana jack
P3 VCC2 Right-side power supply banana jack
P4 GND2 Right-side power ground connection banana jack
JMP1 4-pin jumper to V
CC1
, input A, GND1
JMP2 4-pin jumper to V
CC1
, input B, GND1
JMP3 4-pin jumper to V
CC1
, input C, GND1
JMP4 4-pin jumper to V
CC1
, input D, GND1
JMP5 4-pin jumper to V
CC1
, DISABLE/EN1, GND1
JMP6 4-pin jumper to V
CC2
, CNTRL/EN2, GND2
JMP7 4-pin jumper to V
CC2
, output DO, GND2
JMP8 4-pin jumper to V
CC2
, output CO, GND2
JMP9 4-pin jumper to V
CC2
, output BO, GND2
JMP10 4-pin jumper to V
CC2
, output AO, GND2
R1, R2, R3, R4, R5, R6 50-Ω ±1% 1203 footprint input load resistor
8
Triple- and Quad-Channel Digital Isolator EVM SLAU253A– June 2008– Revised September 2011
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