se98a NXP Semiconductors, se98a Datasheet - Page 31

• Manufacturer Part Number: se98a
• Description: Ddr Memory Module Temp Sensor, 1.7 V To 3.6 V
• Manufacturer: NXP Semiconductors

NXP Semiconductors
SE98A_1
Product data sheet
Fig 23. Average power-on threshold voltage
Fig 25. Temperature error versus power supply noise frequency
Fig 26. Typical pull-down current
V
(V)
( A)
I
pd
th
a. V
3.0
2.5
2.0
1.5
1.0
3.0
2.0
1.0
0
40
50
For temp sensor conversion.
V
DD
I
= 0.3V
= 3.3 V + 150 mV (p-p); 0.1 F AC coupling capacitor; no decoupling capacitor; T
25
DD
V
0
DD
0
; pins A0, A1, A2
= 3.6 V
3.0 V
2.3 V
1.7 V
25
40
50
temp error
(˚C)
75
80
5
3
1
1
10
T
T
2
amb
amb
002aad889
002aae379
100
( C)
( C)
10
3
120
125
Rev. 01 — 5 March 2009
10
4
10
5
Fig 24. Package thermal response
response
thermal
DDR memory module temp sensor, 1.7 V to 3.6 V
(%)
10
( A)
(1) TSSOP8
(2) HWSON8
I
pd
120
b. V
6
3.0
2.0
1.0
80
40
noise frequency (Hz)
0
0
0
From 25 C (air) to 120 C (oil bath).
50
10
I
002aad892
= 0.7V
7
V
25
DD
1
10
(1)
= 3.6 V
DD
8
3.0 V
2.3 V
1.7 V
0
; pins A0, A1, A2
amb
(2)
2
25
= 25 C.
50
3
75
© NXP B.V. 2009. All rights reserved.
T
4
amb
002aad891
002aae380
100
time (s)
SE98A
( C)
125
5
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