U3280M 查看數據表（PDF） - Atmel Corporation
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U3280M Datasheet PDF : 21 Pages
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Figure 9-1. Typical Reset Delay After Switching VDD On
600
500
400
300
VDD
NRST
tRESDEL
200
100
0
1.0
2.0
3.0
4.0
VDD (V)
5.0
6.0
Figure 9-2. Typical Reset Delay After Switching VDD On
5.5
5 ms
5.0
VDD
NRST
4.5
tRESDEL
4.0
3.5
3.0
2.5
1.0
2.0
3.0
4.0
5.0
6.0
VDD (V)
Figure 9-3. VDD Rise Time to Ensure Power-on Reset
6
5
4
3
2
1
Not allowed
0
0.0
2.0
4.0
6.0
8.0
10.0
12.0
14.0
trise (ms)
18 U3280M
4688D–RFID–03/07
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