NE56625-20 查看數據表（PDF） - Philips Electronics
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NE56625-20 Datasheet PDF : 15 Pages
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Philips Semiconductors
System reset with Watchdog timer
Product data
NE56625-20
TYPICAL PERFORMANCE CURVES
180
170
VCC = 2.4 V
NO LOAD
160
150
140
130
120
110
100
–25
0
25
50
75
100
AMBIENT TEMPERATURE, Tamb (°C)
SL01818
Figure 3. Supply current versus ambient temperature.
6
VCC FALLING
RLB = 10 kΩ
5
4
3
Tamb = –25 °C
2
Tamb = +25 °C
Tamb = +75 °C
1
0
0.0 0.5 1.0 1.5 2.0
Tamb = +100 °C
2.5 3.0 3.5 4.0 4.5 5.0
SUPPLY VOLTAGE, VCC (V)
SL01820
Figure 5. Battery detection votlage versus supply voltage.
600
Tamb = –25 °C
500
Tamb = +25 °C
400
Tamb = +75 °C
300
200
Tamb = +100 °C
100
0
0
1
2
3
4
56
7
8 9 10
SUPPLY VOLTAGE, VCC (V)
SL01822
Figure 7. Supply current versus supply voltage.
–2.95
–3.00
–3.05
–3.10
–3.15
–3.20
VCC = 2.4 V
VCLK = 0 V
–3.25
–25
0
25
50
75
100
AMBIENT TEMPERATURE, Tamb (°C)
SL01819
Figure 4. LOW-level CLK input current versus
ambient temperature.
6
VCC FALLING
RLR = 100 kΩ
5 RCT = GND
VS = OPEN
4
3
Tamb = –25 °C
2
Tamb = +25 °C
Tamb = +75 °C
1
0
0.0 0.5 1.0 1.5 2.0
Tamb = +100 °C
2.5 3.0 3.5 4.0 4.5 5.0
SUPPLY VOLTAGE, VCC (V)
SL01821
Figure 6. RESET detection voltage versus supply voltage.
2.50
2.00
1.50
1.00
Tamb = +100 °C
Tamb = –25 °C
Tamb = +25 °C
Tamb = +75 °C
0.50
0.00
IRESET = 1 µA
RLB = 10 kΩ
VS = OPEN
0
1
2
3
4
5
6
7
HIGH-LEVEL OUTPUT CURRENT, IOH (µA)
SL01823
Figure 8. HIGH-level output voltage versus
HIGH-level output current
2003 Oct 15
6
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