MAX6649MUA+T Maxim Integrated Products, MAX6649MUA+T Datasheet - Page 4

• Manufacturer Part Number: MAX6649MUA+T
• Description: IC SENSOR REMOTE SMBUS 8UMAX
• Manufacturer: Maxim Integrated Products

Specifications of MAX6649MUA+T

• Function: Temp Monitoring System (Sensor)
• Topology: ADC, Multiplexer, Register Bank
• Sensor Type: External & Internal
• Sensing Temperature: -55°C ~ 125°C, External Sensor
• Output Type: I²C™/SMBus™
• Output Alarm: Yes
• Output Fan: Yes
• Voltage - Supply: 3 V ~ 5.5 V
• Operating Temperature: -55°C ~ 125°C
• Mounting Type: Surface Mount
• Package / Case: 8-MSOP, Micro8™, 8-uMAX, 8-uSOP,
• Full Temp Accuracy: +/- 3 C, +/- 3.2 C
• Digital Output - Bus Interface: Serial (2-Wire)
• Digital Output - Number Of Bits: 11 bit
• Maximum Operating Temperature: + 125 C
• Minimum Operating Temperature: - 55 C
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

+145°C Precision SMBus-Compatible Remote/
Local Sensors with Overtemperature Alarms
(V
4
CC
-0.5
-1.0
-1.5
-2.0
5.0
4.5
4.0
3.5
3.0
2.5
1.0
0.5
_______________________________________________________________________________________
0
= 3.3V, T
3.0
0
LOCAL TEMPERATURE ERROR
STANDBY SUPPLY CURRENT
3.5
25
vs. DIE TEMPERATURE
A
vs. SUPPLY VOLTAGE
= +25°C, unless otherwise noted.)
SUPPLY VOLTAGE (V)
TEMPERATURE ( C)
4.0
50
-0.5
-1.0
4.5
2.0
1.5
1.0
0.5
75
0
vs. DIFFERENTIAL-MODE NOISE FREQUENCY
1
100
5.0
10
TEMPERATURE ERROR
125
5.5
FREQUENCY (Hz)
100
400
300
200
100
1k
-1
-2
0
5
4
3
2
1
0
0.1
vs. POWER-SUPPLY NOISE FREQUENCY
0.63
10k
V
V
OPERATING SUPPLY CURRENT
LOCAL ERROR
CC
CC
1
0.13
= SQUARE WAVE APPLIED TO
WITH NO BYPASS CAPACITOR
TEMPERATURE ERROR
vs. CONVERSION RATE
CONVERSION RATE (Hz)
100k
10
0.25
FREQUENCY (Hz)
REMOTE ERROR
0.50
100
Typical Operating Characteristics
1.00
-1
-2
-3
-4
-5
1
0
1k
0.100
2.00
10k
vs. DXP-DXN CAPACITANCE
4.00
TEMPERATURE ERROR
DXP-DXN CAPACITANCE (nF)
100k
1.000
-0.5
-1.0
-1.5
-2.0
2.0
1.5
1.0
0.5
-1
-2
0
9
8
7
6
5
4
3
2
1
0
10.000
0
vs. COMMON-MODE NOISE FREQUENCY
1
V
V
vs. REMOTE-DIODE TEMPERATURE
IN
IN
REMOTE TEMPERATURE ERROR
LOCAL TEMPERATURE ERROR
= AC-COUPLED TO DXN
= 100mV
25
LOCAL ERROR
10
REMOTE ERROR
100.000
P-P
TEMPERATURE ( C)
50
FREQUENCY (Hz)
100
75
T
FAIRCHILD 2N3906
1k
A
= +85 C
100
10k
125
100k