Rainbow Electronics MAX6656 - Manual (Page 17)

MAX6655/MAX6656
Dual Remote/Local Temperature Sensors and
Four-Channel Voltage Monitors
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V
CC
OVERT
MAX6655
MAX6656
SMBDATA
SMBCLK
ADD0
ADD1
GND
DXP2
DXN2
DXP1
DXN1
2200pF 2N3906
TO SYSTEM SHUTDOWN
ALERT
0.1 µF
V IN3
V IN1
V IN2
TO 3.3V OR 5V
2.5V
TO 12V
TO 2.5V
CPU
V CC
10k Ω
SMBus/I 2 C
CONTROLLER
Typical Application Circuit
V
CC
SMBCLK
SMBDATA
OVERT
ADD0 ADD1 DXP2
DXP1
DXN2
DXN1
V IN3
V IN1
V IN2
ALERT
ADC
VOLTAGE
REFERENCE
DATA AND
CONTROL
LOGIC
TEMPERATURE
SENSOR
INPUT VOLTAGE
SCALING AND
MULTIPLEXER
SMBus/I 2 C-
COMPATIBLE
INTERFACE
MAX6655/MAX6656
Functional Diagram