MCP98243-BE/MC Microchip Technology, MCP98243-BE/MC Datasheet - Page 19

• 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

REGISTER 5-2:
FIGURE 5-2:
Communication”).
© 2009 Microchip Technology Inc.
bit 1
bit 0
SCL
SDA
SCL
SDA
S
Accuracy:
0 =
1 =
Temperature Alarm:
0 =
1 =
1
0
S
2
0
1
0
Address Byte
CAPABILITY REGISTER (READ-ONLY) → ADDRESS ‘0000 0000’b (CONTINUED)
Accuracy → ±2°C from +75°C to +95°C (Active Range) and ±3°C from +40°C to +125°C
(Monitor Range)
Accuracy → ±1°C from +75°C to +95°C (Active Range) and ±2°C from +40°C to +125°C
(Monitor Range)
No defined function (This bit will never be cleared or set to ‘0’)
The part has temperature boundary trip limits (T
temperautre event output (JC 42.4 required feature)
Timing Diagram for Reading the Capability Register (See Section 4.0 “Serial
1
3
2
0
4
1
Address Byte
3
1
5
A
2
4
1
A
6
1
5
A
2
MCP9843/98243
7
A
0
A
6
1
MCP9843/98243
W
8
A
0
7
A
C
K
R
8
1
0
A
C
K
Capability Pointer
2
0
1
0
3
0
2
0
4
0
3
0
MSB Data
5
0
4
0
6
0
MCP9843/98243
5
0
7
0
0
6
8
0
7
0
A
C
K
8
0
Master
MCP9843/98243
UPPER
A
C
K
1
0
/T
2
0
LOWER
3
0
LSB Data
4
0
/T
5
1
CRIT
6
1
registers) and a
DS22153C-page 19
7
1
8
1
Master
N
A
K
P