UT54ACS109 查看數據表（PDF） - Aeroflex Corporation
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UT54ACS109 Datasheet PDF : 6 Pages
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UT54ACS109/UT54ACTS109
AC ELECTRICAL CHARACTERISTICS 2
(VDD = 5.0V 10%; VSS = 0V 1, -55 C < TC < +125 C)
SYMBOL
PARAMETER
MINIMUM
MAXIMUM
tPHL CLK to Q, Q
5
27
tPLH
CLK to Q, Q
4
23
tPLH
PRE to Q
1
16
tPHL
PRE to Q
1
19
tPHL
CLR to Q
2
19
tPLH
CLR to Q
2
16
fMAX Maximum clock frequency
62
tSU1 PRE or CLR inactive
5
Setup time before CLK
tSU2 Data setup time before CLK
5
tH3
Data hold time after CLK
3
tW
Minimum pulse width
8
PRE or CLR low
CLK high
CLK low
Notes:
1. Maximum allowable relative shift equals 50mV.
2. All specifications valid for radiation dose 1E6 rads(Si).
3. Based on characterization, hold time (tH) of 0ns can be assumed if data setup time (tSU2) is >10ns. This is guaranteed, but not tested.
UNIT
ns
ns
ns
ns
ns
ns
MHz
ns
ns
ns
ns
RadHard MSI Logic
66
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