SE98ATP,547 NXP Semiconductors, SE98ATP,547 Datasheet - Page 7

• 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
Table 3.
SE98A_4
Product data sheet
Figure
note
(1)
(2)
(3)
(4)
(5)
(6)
Fig 6.
EVENT in ‘Critical Temp only’ mode
Refer to
EVENT output condition
EVENT output boundary
conditions
T
T
T
T
T
T
EVENT output condition
amb
amb
amb
amb
amb
amb
EVENT in Comparator mode
EVENT in Interrupt mode
Upper Boundary Alarm
Lower Boundary Alarm
< T
> T
< T
≥ T
≤ T
≥ T
software interrupt clear
Table 3
trip(l)
trip(l)
trip(u)
trip(u)
th(crit)
th(crit)
temperature (°C)
− T
− T
− T
When T
and bit 0 of CONFIG (EVENT output mode) is ignored.
for figure note information.
hys
hys
hys
critical
amb
T
(1)
amb
≥ T
Comparator
th(crit)
mode
H
H
L
L
L
L
and T
Rev. 04 — 25 November 2009
T
trip(l)
EVENT output
amb
− T
Interrupt
hys
< T
mode
(2)
H
L
L
L
L
L
T
th(crit)
trip(u)
DDR memory module temp sensor, 1.7 V to 3.6 V
− T
(1) (3)
− T
Critical Temp
hys
only mode
hys
the EVENT output is in Comparator mode
H
H
H
H
H
L
(4)
(3)(5)
Temperature Register Status bits
Critical
Above
Bit 15
Trip
*
0
0
0
0
1
0
(6) (4)
T
th(crit)
002aae324
Window
T
Above
Alarm
Bit 14
(2)
trip(u)
− T
0
0
1
0
1
1
© NXP B.V. 2009. All rights reserved.
hys
T
trip(l)
− T
time
SE98A
hys
− T
hys
Window
Below
Alarm
Bit 13
0
1
0
0
0
0
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