MAX6642ATT90+T Maxim Integrated Products, MAX6642ATT90+T Datasheet - Page 2

• Manufacturer Part Number: MAX6642ATT90+T
• Description: IC TEMP SENSOR SMBUS 6-TDFN
• Manufacturer: Maxim Integrated Products

Specifications of MAX6642ATT90+T

• Function: Temp Monitoring System (Sensor)
• Topology: ADC, Multiplexer, Register Bank
• Sensor Type: External & Internal
• Sensing Temperature: -40°C ~ 125°C, 0°C ~ 150°C
• Output Type: I²C™/SMBus™
• Output Alarm: Yes
• Output Fan: No
• Voltage - Supply: 3 V ~ 5.5 V
• Operating Temperature: -40°C ~ 125°C
• Mounting Type: Surface Mount
• Package / Case: 6-TDFN Exposed Pad
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: MAX6642ATT90+T; MAX6642ATT90+TTR

ABSOLUTE MAXIMUM RATINGS
All Voltages Referenced to GND
V
DXP.............................................................-0.3V to (V
SCLK, SDA, ALERT ..................................................-0.3V to +6V
SDA, ALERT Current ...........................................-1mA to +50mA
Continuous Power Dissipation (T
±1°C, SMBus-Compatible Remote/Local
Temperature Sensor with Overtemperature Alarm
Stresses beyond those listed under “Absolute Maximum Ratings” may cause permanent damage to the device. These are stress ratings only, and functional
operation of the device at these or any other conditions beyond those indicated in the operational sections of the specifications is not implied. Exposure to
absolute maximum rating conditions for extended periods may affect device reliability.
ELECTRICAL CHARACTERISTICS
(V
2
Supply Voltage
Temperature Resolution
Remote Temperature Error
Local Temperature Error
Supply Sensitivity of Temperature
Error
Undervoltage Lockout Threshold
Undervoltage Lockout Hysteresis
Power-On-Reset (POR) Threshold
POR Threshold Hysteresis
Standby Supply Current
Operating Current
Average Operating Current
Conversion Time
Conversion Rate
Remote-Diode Source Current
ALERT
Output-Low Sink Current
Output-High Leakage Current
CC
CC
6-Pin TDFN (derate 24.4mW/°C above +70°C) .........1951mW
_______________________________________________________________________________________
...........................................................................-0.3V to +6V
= +3.0V to +5.5V, T
PARAMETER
A
= -40°C to +125°C, unless otherwise specified. Typical values are at V
A
= +70°C)
SYMBOL
t
f
UVLO
CONV
CONV
V
I
RJ
CC
V
V
Falling edge of V
V
SMBus static
During conversion
From stop bit to conversion completion
High level
Low level
V
V
V
CC
CC
CC
OL
OL
OH
CC
= 0.4V
= 0.6V
= 3.3V
= 3.3V
falling edge
= V
+ 0.3V)
CC
CONDITIONS
CC
T
T
T
T
T
T
RJ
A
RJ
RJ
A
A
ESD Protection (all pins, Human Body Model) ................±2000V
Junction Temperature ......................................................+150°C
Operating Temperature Range .........................-40°C to +125°C
Storage Temperature Range .............................-65°C to +150°C
Lead Temperature (soldering, 10s) .................................+300°C
disables ADC
= +25°C to +85°C
= +60°C to +100°C
= 0°C to +125°C
= +60°C to +100°C,
= 0°C to +125°C
= +125°C to +150°C
CC
MIN
-1.0
-3.0
-3.5
-2.0
-3.0
106
= +3.3V and T
3.0
2.4
1.5
80
8
1
4
±0.2
TYP
0.25
260
125
100
2.7
2.0
0.5
10
90
90
10
3
8
A
= +25°C.) (Note 1)
MAX
+1.0
+3.0
+3.5
+2.0
+3.0
2.95
143
120
5.5
2.4
1.0
10
12
1
UNITS
°C/V
Bits
mV
mV
mA
mA
ms
µA
µA
Hz
µA
µA
°C
°C
°C
V
V
V