MAX6642ATT90+T Maxim Integrated Products, MAX6642ATT90+T Datasheet - Page 4

• 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

±1°C, SMBus-Compatible Remote/Local
Temperature Sensor with Overtemperature Alarm
(V
4
CC
_______________________________________________________________________________________
= 3.3V, T
A
= +25°C, unless otherwise noted.)
100
5.0
4.5
4.0
3.5
3.0
2.5
2.0
1.5
1.0
-1
-2
-3
90
80
70
60
50
40
30
20
10
3
2
1
0
0
0.001
0.01
0
V
V
IN
IN
LOCAL ERROR
LOCAL TEMPERATURE ERROR
= AC-COUPLED TO DXP
= 100mV
STANDBY SUPPLY CURRENT
vs. DXP NOISE FREQUENCY
0.01
25
vs. CLOCK FREQUENCY
vs. DIE TEMPERATURE
TEMPERATURE ERROR
0.1
CLOCK FREQUENCY (kHz)
TEMPERATURE (°C)
P-P
FREQUENCY (kHz)
50
0.1
SQUARE WAVE
REMOTE ERROR
1
75
1
10
100
10
100
125
100
Typical Operating Characteristics
-0.5
-1.0
-1.5
-1.0
-2.0
-3.0
-4.0
-5.0
-6.0
2.0
1.5
1.0
0.5
2.0
1.0
-1
-2
-3
-4
0
2
1
0
0.0001
0
0.1
0
vs. POWER-SUPPLY NOISE FREQUENCY
V
APPLIED TO V
vs. REMOTE-DIODE TEMPERATURE
IN
LOCAL ERROR
REMOTE TEMPERATURE ERROR
= 100mV
0.001
25
vs. DXP-GND CAPACITANCE
TEMPERATURE ERROR
DXP-GND CAPACITANCE (nF)
TEMPERATURE ERROR
P-P
0.01
TEMPERATURE (°C)
CC
50
FREQUENCY (kHz)
1
SQUARE WAVE
WITH NO BYPASS CAPACITOR
0.1
REMOTE ERROR
75
100
10
1
2N3906
10
125
100
100