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
R2
P1 P3
P2 P4
J1
J2
J3
J4
J5
J6
J7
J8
J9
J10
C1
C2
C10C9
V
CC1
ISOLATIONBARRIER
GND1
GND1
GND1
GND1
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
C
DO
CNTRL/EN2
A
B
CO
D
DISABLE/EN1
C3
GND1
R3
GND2
U1
Input
Output
Input
Input
Output
Output
1
2
3
4
JP5
V
CC1
R5
GND1
Introduction www.ti.com
Table 1. ISO7230x EVM (continued)
Connection Label Description
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 (not used)
JMP5 4-pin jumper (not used)
JMP6 4-pin jumper to V
CC2
, EN2, GND2
JMP7 4-pin jumper (not used)
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
C1, C2, C3, C4 4.7-pF 1203 footprint output load capacitor
C5, C11 0.1-μF filter capacitor
C6, C12 1.0-μF filter capacitor
C7, C13 10-μF electrolytic filter capacitor
C8, C14 68-μF electrolytic filter capacitor
C9, C10 0.01-μF filter capacitor
R7, R8, R9, R10, R11, R12 open, not populated
Figure 6. The ISO7231x and ISO7631Fx Opposing-Channel Direction Schematic
6
Triple- and Quad-Channel Digital Isolator EVM SLAU253A– June 2008– Revised September 2011
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