se97b NXP Semiconductors, se97b Datasheet - Page 42

• Manufacturer Part Number: se97b
• Description: Ddr Memory Module Temp Sensor With Integrated Spd
• Manufacturer: NXP Semiconductors

NXP Semiconductors
SE97B_1
Product data sheet
Fig 34. Average power-on threshold voltage
Fig 36. Average power-on threshold voltage
V
V
(V)
(V)
th
th
3.0
2.5
2.0
1.5
1.0
3.0
2.5
2.0
1.5
1.0
−40
−40
For temp sensor conversion.
For EEPROM write operation.
0
0
40
40
80
80
T
T
amb
amb
002aad889
002aae107
(°C)
(°C)
Rev. 01 — 27 January 2010
120
120
DDR memory module temp sensor with integrated SPD
Fig 35. Average power-on threshold voltage
Fig 37. Temperature error versus power supply noise
temp error
(˚C)
V
(V)
th
2.0
1.5
1.0
0.5
−1
0
5
3
1
−40
10
For EEPROM read operation.
V
capacitor; no decoupling capacitor; T
frequency
2
DD
= 3.3 V + 150 mV (p-p); 0.1 μF AC coupling
10
3
0
10
4
10
40
5
10
6
noise frequency (Hz)
80
© NXP B.V. 2010. All rights reserved.
T
10
amb
amb
002aad890
002aad892
7
SE97B
(°C)
= 25 °C.
120
10
8
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