MCP98243-BE/MNY MICROCHIP [Microchip Technology], MCP98243-BE/MNY Datasheet - Page 15

• Manufacturer Part Number: MCP98243-BE/MNY
• Description: Memory Module Temperature Sensor w/ EEPROM for SPD
• Manufacturer: MICROCHIP [Microchip Technology]

5.0
The MCP98243 temperature sensors consists of a
band-gap type temperature sensor, a Delta-Sigma
Analog-to-Digital Converter (ΣΔ ADC), user-program-
FIGURE 5-1:
© 2009 Microchip Technology Inc.
Register
A0
Pointer
FUNCTIONAL DESCRIPTION
A1
Configuration
Temperature
Manufacturer ID
Device ID/Rev
Resolution
Capability
T
T
T
UPPER
LOWER
CRIT
Shutdown
Critical Trip Lock
Alarm Win. Lock Bit
Event Polarity
Event Comp/Int
Selected Resolution
Output Feature
Hysteresis
Clear Event
Event Status
Output Control
Accepts V
Critical Event only
Shutdown Status
Temp. Range
Accuracy
I
A2
Temperature Sensor
2
Functional Block Diagram.
C Bus Time-out
Event
HV
SDA
Temperature
0.0625°C/bit
Standard I
0.125°C/bit
Band-Gap
0.25°C/bit
ΣΔ ADC
0.5°C/bit
Sensor
Interface
2
C
SCL
mable registers and a 2-wire I
serial interface.
the register structure.
Memory
Control
Logic
Figure 5-1
Decoder
Address
EEPROM
X
V
MCP98243
DD
shows a block diagram of
2
C protocol compatible
Address Decoder
HV Generator
Write Protect
GND
R/W Control
Sense Amp
Protected
Standard
(80h-FFh)
(00h-7Fh)
DS22153B-page 15
Array
Circuitry
Write
Array
Y