MAX4820 Maxim, MAX4820 Datasheet - Page 10

• Manufacturer Part Number: MAX4820
• Description: The MAX4820/MAX4821 8-channel relay drivers offer built-in kickback protection and drive +3
• Manufacturer: Maxim

+3.3V/+5V, 8-Channel, Cascadable Relay Drivers
with Serial/Parallel Interface
10
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RESET
RESET
DOUT
SCLK
V
V
SET
SET
LVL
DIN
CS
CS
CC
CC
A2
A1
A0
MAX4820
MAX4821
REGISTER
DECODER
4-TO-8
SHIFT
8-BIT
GND
GND
PARALLEL
PARALLEL
REGISTER
LATCH
PGND
PGND
COM
COM
Functional Diagrams
OUT1
OUT2
OUT3
OUT4
OUT5
OUT6
OUT7
OUT8
OUT1
OUT2
OUT3
OUT4
OUT5
OUT6
OUT7
OUT8