MCP9800A5T-M/OT Microchip Technology, MCP9800A5T-M/OT Datasheet - Page 21
![IC SENSOR THERMAL 2.7V SOT235](/photos/6/59/65927/mfg_mcp402x_sot-23-5_sml.jpg)
MCP9800A5T-M/OT
Manufacturer Part Number
MCP9800A5T-M/OT
Description
IC SENSOR THERMAL 2.7V SOT235
Manufacturer
Microchip Technology
Datasheets
1.MCP9800A0T-MOT.pdf
(42 pages)
2.MCP9800A0T-MOT.pdf
(4 pages)
3.MCP9801-MSN.pdf
(30 pages)
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
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
FIGURE 5-5:
2004 Microchip Technology Inc.
S = START Condition
P = STOP Condition
Register Pointer Setting for Continuous Reception
Receive 2-byte Data
Receive Another 2-byte Data
Note:
SCLK
SDA
S
S
1
1
1
1
2
0
2
0
User can continue to receive 2-byte data indefinitely from a previously set register pointer.
Receive 2-byte data from previously set pointer.
Address Byte
Address Byte
3
0
3
0
S
4
4
1
1
1
1
5
A
2
5
A
2
2
0
Address Byte
6
A
1
A
6
1
3
0
A
7
0
A
7
0
4
1
MCP980X
MCP980X
8
R
8
R
A
5
2
A
C
K
A
C
K
6
A
1
15
15
D
1
1
D
A
7
0
MCP980X
14
W
14
2
D
2
8
D
13
13
3
D
3
D
A
C
K
MSB Data
MSB Data
12
12
4
D
4
D
1
0
11
11
5
D
5
D
2
0
10
10
6
D
6
D
3
0
Pointer
7
D
9
7
D
4
9
0
8
D
8
8
D
5
0
Master
8
Master
A
C
K
A
C
K
6
0
1
D
1
7
D
7
P
7
1
MCP980X
MCP9800/1/2/3
D
2
6
D
2
6
8
P
0
D
5
D
3
3
5
A
C
K
LSB Data
LSB Data
D
4
4
D
4
4
D
3
D
5
5
3
D
6
2
D
6
2
D
1
D
7
7
1
DS21909B-page 21
8
D
0
8
D
0
Master
Master
N
A
K
N
A
K
P
P