TC77-5.0MOATR Microchip Technology, TC77-5.0MOATR Datasheet - Page 6

• Manufacturer Part Number: TC77-5.0MOATR
• Description: IC THERMAL SENSOR SPI 5V 8-SOIC
• Manufacturer: Microchip Technology

Specifications of TC77-5.0MOATR

• Function: Temp Monitoring System (Sensor)
• Topology: ADC (Sigma Delta), Register Bank
• Sensor Type: Internal
• Sensing Temperature: -55°C ~ 125°C
• Output Type: MICROWIRE™, SPI™
• Output Alarm: No
• Output Fan: No
• Voltage - Supply: 2.7 V ~ 5.5 V
• Operating Temperature: -55°C ~ 125°C
• Mounting Type: Surface Mount
• Package / Case: 8-SOIC (3.9mm Width)
• Full Temp Accuracy: 3 C
• Digital Output - Bus Interface: MICROWIRE, SPI
• Digital Output - Number Of Bits: 12 bit
• Supply Voltage (max): 5.5 V
• Supply Voltage (min): 2.7 V
• Description/function: Outputs Temperature as a 13-Bit Digital Word
• Maximum Operating Temperature: + 125 C
• Minimum Operating Temperature: - 55 C
• Supply Current: 400 uA
• For Use With: TC77DM-PICTL - BOARD DEMO PICTAIL TC77
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

TC77
FIGURE 2-7:
Supply Voltage (TC77-5.0MXX).
FIGURE 2-8:
Accuracy at -55 Degrees C (TC77-XXMXX).
FIGURE 2-9:
Accuracy at -40 Degrees C (TC77-XXMXX).
DS20092A-page 6
-0.1
-0.2
-0.3
-0.4
40
35
30
25
20
15
10
35
30
25
20
15
10
0.4
0.3
0.2
0.1
5
0
5
0
0
-2
-3 -2.5 -2 -1.5 -1 -0.5 0
4.5 4.6 4.7 4.8 4.9
Sample Size = 108
T
Sample Size = 108
T
A
A
T
= -40°C
TC77-5.0MXX
= -55°C
-1.5
A
= +85°C
-1
Temperature Error (°C)
Temperature Error (°C)
Supply Voltage (V)
Temperature Accuracy vs.
Histogram of Temperature
Histogram of Temperature
-0.5
T
A
= +25°C
0
T
5
A
= -25°C
0.5
5.1 5.2 5.3 5.4 5.5
0.5
1
1.5
1
2
1.5
2.5
3
2
FIGURE 2-10:
Accuracy at +25 Degrees C (TC77-XXMXX).
FIGURE 2-11:
Accuracy at +65 Degrees C (TC77-XXMXX).
FIGURE 2-12:
Accuracy at +85 Degrees C (TC77-XXMXX).
50
45
40
35
30
25
20
15
10
50
45
40
35
30
25
20
15
10
90
80
70
60
50
40
30
20
10
5
0
5
0
0
-1
-1
-2
Sample Size = 108
T
Sample Size = 108
T
Sample Size = 108
T
A
A
A
= +85°C
-0.75
= +65°C
-0.75
= +25°C
-1.5
-0.5
-0.5
-1
Temperature Error (°C)
Temperature Error (°C)
Temperature Error (°C)
-0.25
-0.25
Histogram of Temperature
Histogram of Temperature
Histogram of Temperature
-0.5
2002 Microchip Technology Inc.
0
0
0
0.25
0.25
0.5
0.5
0.5
1
0.75
0.75
1.5
1
1
2