MAX6648MUA+ Maxim Integrated Products, MAX6648MUA+ Datasheet - Page 4

• Manufacturer Part Number: MAX6648MUA+
• Description: IC SENSOR REMOTE SMBUS 8UMAX
• Manufacturer: Maxim Integrated Products

Specifications of MAX6648MUA+

• Function: Temp Monitoring System (Sensor)
• Topology: ADC, Multiplexer, Register Bank
• Sensor Type: External & Internal
• Sensing Temperature: 0°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
• Digital Output - Bus Interface: Serial (2-Wire)
• Digital Output - Number Of Bits: 10 bit + Sign
• Maximum Operating Temperature: + 125 C
• Minimum Operating Temperature: 0 C
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Precision SMBus-Compatible Remote/Local
Temperature Sensors with Overtemperature Alarms
(V
4
CC
4.0
3.6
3.2
2.8
2.4
_ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _
-1
-2
-2
-4
-6
9
8
7
6
5
4
3
2
1
0
6
4
2
0
= 3.3V, T
3.0
vs. 45nm REMOTE DIODE TEMPERATURE
50
vs. COMMON-MODE NOISE FREQUENCY
1
V
V
REMOTE TEMPERATURE ERROR
IN
IN
STANDBY SUPPLY CURRENT
= AC-COUPLED TO DXN
= 100mV
3.5
60
10
TEMPERATURE ERROR
LOCAL ERROR
A
vs. SUPPLY VOLTAGE
= +25°C, unless otherwise noted.)
REMOTE ERROR
SUPPLY VOLTAGE (V)
TEMPERATURE (°C)
P-P
FREQUENCY (Hz)
100
4.0
70
4.5
1k
80
10k
5.0
90
100k
100
5.5
600
500
400
300
200
100
-0.2
-0.4
-0.6
-0.8
-1.0
-0.5
-1.0
-1.5
-2.0
2.0
1.5
1.0
0.5
1.0
0.8
0.6
0.4
0.2
0
0
0
vs. DIFFERENTIAL-MODE NOISE FREQUENCY
0
1
0.63
V
APPLIED TO DXP-DXN
IN
OPERATING SUPPLY CURRENT
LOCAL TEMPERATURE ERROR
= 20mV
0.13
10
25
TEMPERATURE ERROR
vs. CONVERSION RATE
vs. DIE TEMPERATURE
CONVERSION RATE (Hz)
P-P
TEMPERATURE (°C)
0.25
FREQUENCY (Hz)
SQUARE WAVE
100
50
0.50
Typical Operating Characteristics
1k
75
1.00
2.00
100
10k
4.00
100k
125
-0.5
-1.5
-2.5
2.5
1.5
0.5
1.6
1.4
1.2
1.0
0.8
0.6
0.4
0.2
-1
-2
-3
-4
-5
-6
1
0
0
0.100
0.1
0
vs. POWER-SUPPLY NOISE FREQUENCY
vs. REMOTE-DIODE TEMPERATURE
REMOTE ERROR
REMOTE TEMPERATURE ERROR
V
WITH NO 0.1μF V
vs. DXP-DXN CAPACITANCE
1
IN
25
LOCAL ERROR
TEMPERATURE ERROR
TEMPERATURE ERROR
DXP-DXN CAPACITANCE (nF)
= SQUARE WAVE APPLIED TO V
1.000
TEMPERATURE (°C)
10
FREQUENCY (Hz)
50
100
CC
CAPACITOR
75
T
FAIRCHILD 2N3906
10.000
A
= +85°C
1k
100
10k
CC
100.000
100k
125