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SE95DP Datasheet(PDF) 16 Page - NXP Semiconductors

Part # SE95DP
Description  Ultra high accuracy digital temperature sensor and thermal watchdog
PDF  27 Pages
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Manufacturer  NXP [NXP Semiconductors]
Direct Link  http://www.nxp.com
Logo NXP - NXP Semiconductors

SE95DP Datasheet(HTML) 16 Page - NXP Semiconductors

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SE95_7
© NXP B.V. 2009. All rights reserved.
Product data sheet
Rev. 07 — 2 September 2009
16 of 27
NXP Semiconductors
SE95
Ultra high accuracy digital temperature sensor and thermal watchdog
11. Static characteristics
[1]
Typical values are at VCC = 3.3 V and Tamb =25 °C.
[2]
Assumes a minimum 11-bit temperature reading.
[3]
The digital pins are pin SCL, SDA and A2 to A0.
[4]
Device analog-to-digital conversion.
Table 17.
Static characteristics
VCC = 2.8 V to 5.5 V, Tamb = −55 °C to +125 °C; unless otherwise specified.
Symbol Parameter
Conditions
Min
Typ[1]
Max
Unit
Tacc
temperature accuracy
VCC = 2.8 V to 3.6 V
[2]
Tamb = −25 °C to +100 °C
−1.0
-
+1.0
°C
Tamb = −55 °C to +125 °C
−2.0
-
+2.0
°C
VCC = 3.6 V to 5.5 V
[2]
Tamb = −25 °C to +100 °C
−2-
+2
°C
Tamb = −55 °C to +125 °C
−3-
+3
°C
Tres
temperature resolution
11-bit digital temperature data
-
0.125
-
°C
tconv(T)
temperature conversion time
normal mode
-
33
-
ms
ICC
supply current
normal mode: I2C-bus inactive
-
150
-
µA
normal mode: I2C-bus active
-
-
1.0
mA
shutdown mode
-
7.5
-
µA
VIH
HIGH-level input voltage
digital pins
[3] 0.7VCC
-VCC + 0.3
V
VIL
LOW-level input voltage
digital pins
[3]
−0.3
-
+0.3VCC
V
VI(hys)
hysteresis of input voltage
pins SCL and SDA
-
300
-
mV
pins A2 to A0
-
300
-
mV
IIH
HIGH-level input current
digital pins; VIN =VCC
[3]
−1.0
-
+1.0
µA
IIL
LOW-level input current
digital pins; VIN =0V
[3]
−1.0
-
+1.0
µA
VOL
LOW-level output voltage
pins SDA and OS; IOL = 3 mA
-
-
0.4
V
IOL = 4 mA
-
-
0.8
V
ILO
output leakage current
pins SDA and OS; VOH =VCC
--
10
µA
VPOR
power-on reset voltage
VCC supply below which the
logic is reset
1.0
-
2.5
V
OSQ
OS fault queue
programmable
[4] 1-
6
Tos
overtemperature shutdown
threshold
default value
-
80
-
°C
fsam
sampling rate
programmable
0.125
10
30
sample/s
Thyst
hysteresis temperature
default value
-
75
-
°C
Ci
input capacitance
digital pins
-
20
-
pF



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