SE98ATP,547 NXP Semiconductors, SE98ATP,547 Datasheet - Page 32

• Manufacturer Part Number: SE98ATP,547
• Description: IC TEMP SENSOR DDR 8-HWSON
• Manufacturer: NXP Semiconductors

Specifications of SE98ATP,547

• Function: Temp Monitoring System (Sensor)
• Topology: ADC (Sigma Delta), Register Bank
• Sensor Type: Internal
• Sensing Temperature: -40°C ~ 125°C
• Output Type: I²C™/SMBus™
• Output Alarm: Yes
• Output Fan: Yes
• Voltage - Supply: 1.7 V ~ 3.6 V
• Operating Temperature: -40°C ~ 125°C
• Mounting Type: Surface Mount
• Package / Case: 8-WSON (Exposed Pad), 8-HWSON
• Temperature Threshold: Programmable
• Full Temp Accuracy: +/- 1 C
• Digital Output - Bus Interface: 2-Wire, SMBus, I2C
• Digital Output - Number Of Bits: 11
• Supply Voltage (max): 3.6 V
• Supply Voltage (min): 1.7 V
• Description/function: DDR Memory Module Temperature Sensor
• Maximum Operating Temperature: + 125 C
• Minimum Operating Temperature: - 40 C
• Supply Current: 250 uA
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 568-4731-2; SE98ATP,147

NXP Semiconductors
SE98A_4
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)
(μA)
I
th
pd
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 μF 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
−1
5
3
1
80
10
T
T
2
amb
amb
002aad889
002aae379
100
(°C)
(°C)
10
Rev. 04 — 25 November 2009
3
120
125
10
4
10
5
Fig 24. Package thermal response
response
thermal
DDR memory module temp sensor, 1.7 V to 3.6 V
(%)
10
(μA)
(1) TSSOP8
(2) HWSON8
I
pd
b. V
120
6
3.0
2.0
1.0
80
40
noise frequency (Hz)
0
0
−50
0
From 25 °C (air) to 120 °C (oil bath).
10
I
002aad892
= 0.7V
7
−25
V
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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