SE98ATP,547 NXP Semiconductors, SE98ATP,547 Datasheet - Page 26

• 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
8.9 SMBus register
Table 22.
Table 23.
Bit
Symbol
Reset
Access
Bit
15:8
7
6:1
0
Bit
Symbol
Reset
Access
STMOUT
RFU
SALRT
Symbol
RFU
SMBus Time-out register bit allocation
SMBus Time-out register bit description
STMOUT
R/W
15
R
0
7
0
Rev. 04 — 25 November 2009
Description
reserved; always 0
SMBus time-out.
When either of the Critical Trip or Alarm Window lock bits is set, this bit
cannot be altered until unlocked.
reserved; always 0
SMBus ALERT.
When either of the Critical Trip or Alarm Window lock bits is set, this bit
cannot be altered until unlocked.
0 — SMBus time-out is enabled (default)
1 — disable SMBus time-out
0 — SMBus ALERT is enabled (default)
1 — disable SMBus ALERT
14
R
0
R
6
0
13
R
0
R
5
0
DDR memory module temp sensor, 1.7 V to 3.6 V
12
R
0
R
4
0
RFU
RFU
11
R
0
R
3
0
10
R
0
R
2
0
© NXP B.V. 2009. All rights reserved.
R
9
0
R
1
0
SE98A
SALRT
R/W
26 of 43
R
8
0
0
0