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MAX6655MEE+

P1-P3P4-P6P7-P9P10-P12P13-P15P16-P18
MAX6655/MAX6656
Dual Remote/Local Temperature Sensors and
Four-Channel Voltage Monitors
16 ______________________________________________________________________________________
BIT NAME
POR STATE
FUNCTION
7(MSB) LO 0 Internal temperature has exceeded OVERT limit. Clear by falling below limit.
6 R1O 0 External temperature 1 has exceeded OVERT limit. Clear by falling below limit.
5 R2O 0 External temperature 2 has exceeded OVERT limit. Clear by falling below limit.
4 DODS2 0 A high indicates external diode 2 open or short.
3V
A3
0
V
IN3
out of window ALERT has tripped when high; cleared by POR or reading
the Status Byte.
2V
A2
0
V
IN2
out of window ALERT has tripped when high; cleared by POR or reading
the Status Byte.
1V
A1
0
V
IN1
out of window ALERT has tripped when high; cleared by POR or reading
the Status Byte.
0V
CCA
0
V
CC
out of window ALERT has tripped when high; cleared by POR or reading
the Status Byte.
Table 10. Status Byte 2-Bit Assignments
MANUFACTURER MODEL NUMBER
Central Semiconductor (USA) CMPT3906
Fairchild Semiconductor (USA) MMBT3906
Infineon (Germany) SMBT3906
ON Semiconductor (USA) MMBT3906
Rohm Semiconductor (Japan) SST3906
Zetex (England) FMMT3906CT-ND
Table 11. Remote-Sensor Transistor
Manufacturers
MAX6655/MAX6656
Dual Remote/Local Temperature Sensors and
Four-Channel Voltage Monitors
______________________________________________________________________________________ 17
V
CC
OVERT
MAX6655
MAX6656
SMBDATA
SMBCLK
ADD0
ADD1
GND
DXP2
DXN2
DXP1
DXN1
2200pF2N3906
TO SYSTEM SHUTDOWN
ALERT
0.1µF
V
IN3
V
IN1
V
IN2
TO 3.3V OR 5V
2.5V
TO 12V
TO 2.5V
CPU
V
CC
10kΩ
SMBus/I
2
C
CONTROLLER
Typical Application Circuit
V
CC
SMBCLK
SMBDATA
OVERT
ADD0
ADD1DXP2
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
MAX6655/MAX6656
Dual Remote/Local Temperature Sensors and
Four-Channel Voltage Monitors
Maxim cannot assume responsibility for use of any circuitry other than circuitry entirely embodied in a Maxim product. No circuit patent licenses are
implied. Maxim reserves the right to change the circuitry and specifications without notice at any time.
18 ____________________Maxim Integrated Products, 120 San Gabriel Drive, Sunnyvale, CA 94086 408-737-7600
© 2006 Maxim Integrated Products Printed USA is a registered trademark of Maxim Integrated Products, Inc.
QSOP.EPS
F
1
1
21-0055
PACKAGE OUTLINE, QSOP .150", .025" LEAD PITCH
Package Information
(The package drawing(s) in this data sheet may not reflect the most current specifications. For the latest package outline information
go to www.maxim-ic.com/packages
.)
P1-P3P4-P6P7-P9P10-P12P13-P15P16-P18

MAX6655MEE+

Mfr. #:
Buy MAX6655MEE+
Manufacturer:
Maxim Integrated
Description:
Board Mount Temperature Sensors Dual Remote/Local Temperature Sensor
Lifecycle:
New from this manufacturer.
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