SE98A Datasheet, PDF (3/43 Pages) NXP Semiconductors – DDR memory module temp sensor, 1.7 V to 3.6 V

NXP Semiconductors
5. Block diagram
SE98A
TEMPERATURE REGISTER
CRITICAL ALARM TRIP
UPPER ALARM TRIP
LOWER ALARM TRIP
CAPABILITY
MANUFACTURING ID
DEVICE/REV ID
SMBus TIMEOUT/ALERT
CONFIGURATION
• HYSTERESIS
• SHUT DOWN TEMP SENSOR
• LOCK PROTECTION
• EVENT OUTPUT ON/OFF
• EVENT OUTPUT POLARITY
• EVENT OUTPUT STATUS
• CLEAR EVENT OUTPUT STATUS
POINTER REGISTER
Fig 1. Block diagram of SE98A
SE98A
DDR memory module temp sensor, 1.7 V to 3.6 V
POR
BAND GAP
TEMPERATURE
SENSOR
11-BIT ∆Σ ADC
SMBus/I²C-BUS
INTERFACE
FILTER
V_DD
V_SS
EVENT
SCL
SDA
10 V
OVERVOLTAGE
A0
R
30 kΩ to 800 kΩ
A1
R
30 kΩ to 800 kΩ
A2
R
30 kΩ to 800 kΩ
002aad756
SE98A_2
Product data sheet
Rev. 02 — 6 August 2009
© NXP B.V. 2009. All rights reserved.
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