MCP98243-BE/MC Microchip Technology, MCP98243-BE/MC Datasheet - Page 2

• 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

MCP9843/98243
Sensor Typical Accuracy Performance
MCP98243 VS. MCP98242
DS22153C-page 2
Event Output in Shutdown Mode
I
I
I
V
I
I
Device/Revision ID Register
2
2
2
2
2
Note:
HV A0
C communication Timeout Range
C Maximum Bus Frequency
C SCL & SDA V
C Spike Supression
C input hysteresis
range
50%
40%
30%
20%
10%
This accuracy data from the production system represents the typical accuracy performance of the
MCP98242 Memory Module Temperature Sensor. The MCP98242 production methodology is also used for
the MCP9843/98243 to achieve the same typical accuracy performance.
0%
Feature
IL
/V
T
1,063,478 units
63 Production lots
IH
A
voltage levels
= +85°C
Temperature Accuracy (°C)
V
IL_MAX
Event Output De-asserts
t
OUT
=0.3*V
0x2101 (hex)
= 25 ms to 35 ms
MCP98243
7V to 12V
0.05V
400 kHz
DD
50 ns
, V
DD
IH_MIN
=0.7*V
DD
Statistics:
Average = 0.003 °C
St. Dev = 0.13 °C
±3 Sigma = ±0.4 °C
Event Output Remains in previous
state. If the output asserts before
shutdown command, it remains
V
IL_MAX
asserted during shutdown
© 2009 Microchip Technology Inc.
t
OUT
= 0.8V, V
= 20 ms to 50 ms
MCP98242
8V to 12V
100 kHz
0x2001
0.5V
—
IH_MIN
= 2.1V