MCP98242T-CE/ST Microchip Technology, MCP98242T-CE/ST Datasheet - Page 35

• Manufacturer Part Number: MCP98242T-CE/ST
• Description: Board Mount Temperature Sensors JEDEC DIMM SER Outpt Temp Snsr SPD EEPROM
• Manufacturer: Microchip Technology

Specifications of MCP98242T-CE/ST

• Full Temp Accuracy: +/- 2 C
• Package / Case: TSSOP-8
• Digital Output - Bus Interface: Serial (2-Wire, I2C)
• Maximum Operating Temperature: + 125 C
• Minimum Operating Temperature: - 40 C
• Output Type: Digital
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

5.4
The MCP98242 temperature sensor has an internal
Power-on Reset (POR) circuit. If the power supply
voltage V
device resets the registers to the power-on default
settings.
Table 5-6
TABLE 5-6:
© 2008 Microchip Technology Inc.
Address (Hexadecimal)
Summary of Temperature Sensor
Power-on Default
DD
shows the power-on default summary.
0x00
0x01
0x02
0x03
0x04
0x05
0x06
0x07
0x08
glitches down to the V
POWER-ON DEFAULTS
Registers
Device ID/ Device Revision
Manufacturer ID
Register Label
POR
Resolution
Capability
CONFIG
T
T
T
LOWER
UPPER
threshold, the
CRIT
T
A
Data (Hexadecimal)
Default Register
0x000F
0x0000
0x0000
0x0000
0x0000
0x0000
0x0054
0x2000
0x01
Measures temperature below 0°C
±1°C accuracy over active range
Temperature event output
Event and critical output
Continuous conversion
Register Description
Event limits unlocked
Critical limit unlocked
Event not asserted
Power-up Default
Comparator mode
Active-Low output
MCP98242
Interrupt cleared
Output disabled
0°C Hysteresis
0x0054 (hex)
0x2000 (hex)
0x01 (hex)
0.25°
0°C
0°C
0°C
0°C
DS21996B-page 35