SE97B_1
?NXP B.V. 2010. All rights reserved.
Product data sheet
Rev. 01 27 January 2010
8 of 53
NXP Semiconductors
SE97B
DDR memory module temp sensor with integrated SPD
[1] Between T
amb
e T
th(crit)
and T
amb
< T
th(crit)
T
hys
the EVENT
output is in Comparator mode and bit 0 of CONFIG (EVENT
output mode)
is ignored.
Refer to Table 4
for figure note information.
Fig 4. EVENT
output condition
002aae763
time
temperature (癈)
critical
EVENT in Interrupt mode
EVENT in Comparator mode
software interrupt clear
Lower Boundary Alarm
Upper Boundary Alarm
EVENT in Critical Temp only mode
(1)
(2)
(1) (3)
(4)
(3)
(5)
(7)
(6)
(4)
(2)
T
amb
T
trip(l)
T
hys
T
trip(u)
T
hys
T
th(crit)
T
hys
T
trip(u)
T
hys
T
trip(l)
T
hys
Table 4.
EVENT
output condition
Figure
note
EVENT
output boundary
conditions
EVENT
output
Temperature Register Status bits
Comparator
mode
Interrupt
mode
Critical Temp
only mode
Bit 15
Above
Critical
Trip
Bit 14
Above
Alarm
Window
Bit 13
Below
Alarm
Window
(1)
T
amb
e T
trip(l)
H
L
H
0
0
0
(2)
T
amb
< T
trip(l)
T
hys
L
L
H
0
0
1
(3)
T
amb
> T
trip(u)
L
L
H
0
1
0
(4)
T
amb
d T
trip(u)
T
hys
H
L
H
0
0
0
(5)
T
amb
e T
th(crit)
L
L
L
1
1
0
(6)
T
amb
< T
th(crit)
T
hys
L
H
H
0
1
0
(7)
Table note [1]