MCP9803-M/MS Microchip Technology, MCP9803-M/MS Datasheet - Page 19

• Manufacturer Part Number: MCP9803-M/MS
• Description: High-Accuracy, 12-bit Thermal Sensor With Serial Interface And Bus Timeout 8 MSO
• Manufacturer: Microchip Technology

Specifications of MCP9803-M/MS

• Function: Temp Monitoring System (Sensor)
• Topology: ADC (Sigma Delta), Register Bank
• Sensor Type: Internal
• Sensing Temperature: -55°C ~ 125°C
• Output Type: I²C™/SMBus™
• Output Alarm: No
• Output Fan: Yes
• Voltage - Supply: 2.7 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: +/- 0.5 C
• Digital Output - Bus Interface: Serial (2-Wire, I2C)
• Digital Output - Number Of Bits: 12 bit
• Maximum Operating Temperature: + 125 C
• Minimum Operating Temperature: - 55 C
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

FIGURE 5-3:
 2004 Microchip Technology Inc.
S = START Condition
P = STOP Condition
Write 1-byte Data
Write 2-byte Data
SCLK
SDA
SCLK
SDA
S
1
1
2
0
Write 1-byte and 2-byte data from a Register.
Address Byte
S
0
3
1
1
4
1
2
0
5
A
2
Address Byte
3
0
A
6
1
4
1
7
A
0
MCP980X
A
5
2
W
8
6
A
1
15
D
1
A
C
K
A
7
0
14
2
D
1
0
MCP980X
W
8
13
3
D
MSB Data
2
0
A
C
K
12
4
D
3
0
Pointer
1
11
0
5
D
4
0
10
2
0
6
D
5
0
3
0
7
D
9
6
0
Pointer
MCP980X
4
0
8
D
8
7
P
1
MCP980X
5
0
A
C
K
8
P
0
6
0
1
D
A
C
K
7
7
P
1
D
2
6
1
D
7
MCP980X
MCP9800/1/2/3
8
D
P
3
5
0
D
LSB Data
2
6
A
C
K
D
4
4
D
3
5
D
5
3
Data
D
4
4
D
6
2
D
3
5
D
1
7
D
6
2
MCP980X
8
D
0
D
1
7
MCP980X
DS21909B-page 19
A
C
K
8
D
0
P
A
C
K
P