MCP9800A5T-M/OT Microchip Technology, MCP9800A5T-M/OT Datasheet - Page 20

• Manufacturer Part Number: MCP9800A5T-M/OT
• Description: IC SENSOR THERMAL 2.7V SOT235
• Manufacturer: Microchip Technology

Specifications of MCP9800A5T-M/OT

• 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: SOT-23-5, SC-74A, SOT-25
• Temperature Threshold: Programmable
• Full Temp Accuracy: 3 C
• Digital Output - Bus Interface: I2C, SMBus
• Digital Output - Number Of Bits: 9 to 12
• Supply Voltage (max): 5.5 V
• Supply Voltage (min): 2.7 V
• Description/function: High-Accuracy 12-bit Serial Input/Output - Thermal Monitors
• Maximum Operating Temperature: + 125 C
• Minimum Operating Temperature: - 55 C
• Supply Current: 400 uA
• For Use With: MCP9800DM-TS1 - DEMO BOARD TEMP SENSOR MCP9800
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: MCP9800A5T-M/OTTR

MCP9800/1/2/3
FIGURE 5-4:
DS21909B-page 20
Register Pointer Setting for Continuous Reception
Receive 1-byte Data
Receive Another 1-byte Data
S = START Condition
P = STOP Condition
Note:
SCLK
SDA
User can continue to receive 1-byte data indefinitely from a previously set register pointer.
Receive 1-byte data from previously set pointer.
S
SCLK
SCLK
SDA
1
1
SDA
2
0
Address Byte
0
3
4
1
S
S
5
A
2
1
1
1
1
A
6
1
2
0
2
0
Address Byte
Address Byte
7
A
0
0
3
0
3
MCP980X
W
8
4
4
1
1
A
C
K
A
5
A
2
5
2
1
0
A
A
6
1
6
1
2
0
A
7
A
0
7
0
MCP980X
MCP980X
3
0
R
8
R
8
Pointer
4
0
A
C
K
A
C
K
5
0
1
1
D
D
7
7
6
0
D
D
2
6
2
6
7
P
1
D
D
3
5
3
5
MCP980X
Data
Data
8
P
0
D
D
4
4
4
4
A
C
K
D
D
3
5
3
5
 2004 Microchip Technology Inc.
D
D
2
6
2
6
D
D
1
7
1
7
8
D
8
D
0
0
Master
Master
N
A
K
N
A
K
P
P