MCP98243-BE/MC Microchip Technology, MCP98243-BE/MC Datasheet - Page 43

• 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

5.4
The MCP98243 has an internal Power-on Reset (POR)
circuit. If the power supply voltage V
to the V
resets the registers to the power-on default settings.
Table 5-7
temperature sensor. The EEPROM resets the address
pointer to 0x00 hex.
TABLE 5-7:
© 2009 Microchip Technology Inc.
Address (Hexadecimal)
POR_TS
Summary of Power-on Default
shows the power-on default summary for the
0x00
0x01
0x02
0x03
0x04
0x05
0x06
0x07
0x08
and V
POWER-ON RESET DEFAULTS
PRO_EE
Registers
Device ID/ Device Revision
thresholds, the device
Manufacturer ID
Register Name
Resolution
Capability
DD
CONFIG
T
T
T
LOWER
UPPER
glitches down
CRIT
T
A
Data (Hexadecimal)
Default Register
0x002F
0x0000
0x0000
0x0000
0x0000
0x0000
0x0054
0x2100
0x01
Measures temperature below 0°C
0.25°C Measurement Resolution
±1°C accuracy over active range
Temperature event output
Event and critical output
Continuous conversion
Accepts V
Register Description
Event limits unlocked
Critical limit unlocked
Event not asserted
Power-up Default
Comparator mode
Active-Low output
MCP98243
Interrupt cleared
Output disabled
0°C Hysteresis
0x0054 (hex)
0x2100 (hex)
0x01 (hex)
0°C
0°C
0°C
0°C
HV
DS22153A-page 43
at A0 Pin