MAX6642
±1°C, SMBus-Compatible Remote/
Local Temperature Sensor with
Overtemperature Alarm
Maxim Integrated | 13www.maximintegrated.com
Functional Diagram
MAX6642
MUX
REMOTE
LOCAL
ADC
2
CONTROL
LOGIC
SMBus
READ
WRITE
8
8
ADDRESS
DECODER
7
S
R
Q
DXP
SCLK
SDA
REGISTER BANK
COMMAND BYTE
REMOTE TEMPERATURE
LOCAL TEMPERATURE
ALERT THRESHOLD
ALERT RESPONSE
ADDRESS
ALERT
V
CC
DIODE
FAULT
TOP VIEW
1
2GND
3
6
5
4DXP
SDA
SCLK
EP*
*EXPOSED PAD CONNECTED TO GND.
V
CC
TDFN-EP
ALERT
MAX6642
Pin Configuration
Chip Information
PROCESS: BiCMOS
Package Information
For the latest package outline information and land patterns (foot-
prints), go to www.maximintegrated.com/packages
. Note that a
“+”, “#”, or “-” in the package code indicates RoHS status only.
Package drawings may show a different suffix character, but the
drawing pertains to the package regardless of RoHS status.
PACKAGE
TYPE
PACKAGE
CODE
OUTLINE NO.
LAND
PATTERN NO.
6 TDFN-EP T633-2
21-0137
90-0058
Maxim Integrated cannot assume responsibility for use of any circuitry other than circuitry entirely embodied in a Maxim Integrated product. No circuit patent
licenses are implied. Maxim Integrated reserves the right to change the circuitry and specifications without notice at any time. The parametric values (min and
max limits) shown in the Electrical Characteristics table are guaranteed. Other parametric values quoted in this data sheet are provided for guidance.
Maxim Integrated and the Maxim Integrated logo are trademarks of Maxim Integrated Products, Inc. © 2015 Maxim Integrated Products, Inc. | 14
For pricing, delivery, and ordering information, please contact Maxim Direct at 1-888-629-4642, or visit Maxim Integrated’s website at www.maximintegrated.com.
MAX6642
±1°C, SMBus-Compatible Remote/
Local Temperature Sensor with
Overtemperature Alarm
Revision History
REVISION
NUMBER
REVISION
DATE
DESCRIPTION
PAGES
CHANGED
0 8/03 Initial release
1 10/08
Added missing EP description to Ordering Information and Pin Description,
removed the transistor count on page 12, and corrected some minor style issues
1, 5, 9, 10, 12
2 7/09 Corrected errors in Figures 2 and 3 6, 7
3 10/09 Corrected error in Package Information table 13
4 4/15 Revised Benefits and Features section 1
5 11/15 Updated package code 13

MAX6642ATT98+T

Mfr. #:
Manufacturer:
Maxim Integrated
Description:
Board Mount Temperature Sensors SMBus-Compatible Temperature Sensor
Lifecycle:
New from this manufacturer.
Delivery:
DHL FedEx Ups TNT EMS
Payment:
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