SE98 NXP [NXP Semiconductors], SE98 Datasheet - Page 19

• Manufacturer Part Number: SE98
• Description: DDR memory module temp sensor, 3.3 V
• Manufacturer: NXP [NXP Semiconductors]

NXP Semiconductors
Table 10.
SE98_4
Product data sheet
Action
sets
clears
Below Alarm Window Bit (bit 13)
Temperature
slope
falling
rising
Hysteresis enable
Table 9.
Bit
1
0
Fig 11. Hysteresis: how it works
Threshold
temperature
T
T
trip(l)
trip(l)
Above Alarm Window
Below Alarm Window
Above Critical Trip
bit 14 = AAW bit)
bit 13 = BAW bit)
critical alarm
bit 15 = ACT bit)
upper alarm
Symbol
EP
EMD
lower alarm
Configuration register (address 01h) bit description
T
(register 05h;
(register 05h;
(register 05h;
threshold
threshold
threshold
hys
Description
EVENT Polarity.
EVENT Mode.
When either of the alarm or critical lock bits is set, this bit cannot be altered
until unlocked.
0 — active LOW (default).
1 — active HIGH. When either of the alarm or critical lock bits is set, this
bit cannot be altered until unlocked.
0 — comparator output mode (default)
1 — interrupt mode
temperature
Rev. 04 — 2 February 2009
Above Alarm Window Bit (bit 14)
Temperature
slope
rising
falling
set
clear
clear
Temperature
T
T
trip(u)
trip(u)
current temperature
DDR memory module temp sensor, 3.3 V
T
hys
clear
set
set
Above Critical Trip bit (bit 15)
Temperature
slope
rising
falling
…continued
hysteresis
clear
clear
hysteresis
© NXP B.V. 2009. All rights reserved.
002aac799
Threshold
temperature
T
T
th(crit)
th(crit)
time
hysteresis
SE98
T
hys
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