MCP98242-CE/ST Microchip Technology, MCP98242-CE/ST Datasheet - Page 10

• Manufacturer Part Number: MCP98242-CE/ST
• Description: Board Mount Temperature Sensors JEDEC DIMM SER Outpt Temp Snsr SPD EEPROM
• Manufacturer: Microchip Technology

Specifications of MCP98242-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

MCP98242
5.0
The MCP98242 temperature sensors consists of a
band-gap type temperature sensor, a Delta-Sigma Ana-
log-to-Digital Converter (ΣΔ ADC), user-programmable
FIGURE 5-1:
DS21996B-page 10
Register
A0
Pointer
FUNCTIONAL DESCRIPTION
A1
Configuration
Manufacturer ID
Device ID/Rev
Resolution
Capability
Temperature
T
T
T
LOWER
CRIT
UPPER
Alarm Win. Lock Bit
Event Polarity
Event Comp/Int
Output Feature
Hysteresis
Shutdown
Critical Trip Lock
Event Status
Output Control
Selected Resolution
Clear Event
Critical Event only
Temp. Range
Accuracy
A2
Temperature Sensor
Functional Block Diagram.
Event
SMBus/Standard I
SDA
Temperature
0.0625°C/bit
0.125°C/bit
Band-Gap
0.25°C/bit
ΣΔ ADC
0.5°C/bit
Sensor
Interface
SCL
2
C
registers and a 2-wire I
serial interface.
the register structure.
Memory
Control
Logic
Figure 5-1
Address
Decoder
EEPROM
X
2
© 2008 Microchip Technology Inc.
C/SMBus protocol compatible
V
DD
shows a block diagram of
Address Decoder
HV Generator
Write Protect
GND
R/W Control
Protected
Sense Amp
Standard
(80h-FFh)
(00h-7Fh)
Write
Array
Circuitry
Array
Y