MCP98243-BE/MC Microchip Technology, MCP98243-BE/MC Datasheet - Page 25

• Manufacturer Part Number: MCP98243-BE/MC
• Description: IC TEMP SENSOR 3V 2WIRE 8-DFN
• Manufacturer: Microchip Technology

Specifications of MCP98243-BE/MC

• Package / Case: 8-DFN
• Output Type: I²C™/SMBus™
• Function: Temp Monitoring System (Sensor)
• Topology: ADC (Sigma Delta), Register Bank
• Sensor Type: Internal
• Sensing Temperature: -40°C ~ 125°C
• Output Alarm: No
• Output Fan: Yes
• Voltage - Supply: 2.7 V ~ 5.5 V
• Operating Temperature: -40°C ~ 125°C
• Mounting Type: Surface Mount
• Full Temp Accuracy: +/- 3 C
• Digital Output - Bus Interface: Serial (2-Wire, I2C)
• Maximum Operating Temperature: + 125 C
• Minimum Operating Temperature: - 40 C
• Ic Output Type: Digital
• Sensing Accuracy Range: ± 0.5°C
• Temperature Sensing Range: -40°C To +125°C
• Supply Current: 200µA
• Supply Voltage Range: 2.7V To 5.5V
• Sensor Case Style: DFN
• No. Of Pins: 8
• Rohs Compliant: Yes
• Resolution (bits): 8bit
• Supply Voltage Min: 3V
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant, Lead free / RoHS Compliant

FIGURE 5-5:
“Serial Communication”).
© 2009 Microchip Technology Inc.
SCL
SDA
• Writing 90°C to the T
• Reading from the T
SCL
SDA
SCL
SDA
S
1
0
S
S
2
0
1
0
Timing Diagram for Writing and Reading from the T
Address Byte
1
0
3
1
2
0
Address Byte
2
0
4
1
UPPER
3
1
UPPER
Address Byte
3
1
5
A
2
4
1
4
1
A
6
1
A
5
2
Register <0000 0101 1010 0000>b.
Register.
MCP9843/98243
A
5
2
A
0
7
6
A
1
W
6
A
1
0
8
MCP9843/98243
1
A
7
0
MCP9843/98243
A
7
0
2
0
A
C
K
8
R
W
8
1
3
0
0
MSB Data
A
C
K
A
C
K
4
0
2
0
T
1
0
UPPER
1
0
0
3
5
0
2
0
2
0
1
6
4
0
T
3
0
MSB Data
MCP9843/98243
Pointer
UPPER
3
0
7
5
0
0
4
0
4
0
8
1
6
0
0
5
MCP9843/98243
Pointer
5
0
A
C
K
7
1
6
1
6
0
1
1
8
0
7
0
MCP9843/98243
7
1
A
C
K
2
0
8
1
Master
MCP9843/98243
0
8
3
1
A
C
K
LSB Data
UPPER
A
C
K
4
0
1
1
Note:
5
0
2
0
6
0
3
1
Register (See Section 4.0
LSB Data
MCP9843/98243
7
0
4
0
It is not necessary to
select
pointer if it was set from
the previous read/write.
8
0
5
0
A
C
K
6
0
P
DS22153C-page 25
7
0
the
8
0
Master
N
A
K
register
P