74F259 데이터 시트보기 (PDF) - Philips Electronics
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74F259 Datasheet PDF : 12 Pages
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Philips Semiconductors
Latch
Product specification
74F259
AC WAVEFORMS
For all waveforms, VM = 1.5V.
The shaded areas indicate when the input is permitted to change for predictable output performance.
D
E
VM
tW(L)
VM
tPHL
VM
tPLH
Qn
VM
VM
SF00827
Waveform 1. Propagation Delay,
Enable Input to Output, Enable Pulse Width
An
VM
VM
tPHL
tPLH
Qn
VM
VM
SF00811
Waveform 2. Propagation Delay Address to Output
tW(L)
MR
VM
VM
tPHL
Qn
VM
SF00812
Waveform 3. Master Reset Pulse Width and
Master Reset to Output Delay
D
VM
VM
ts(H)
th(H)
E
VM
VM
VM
ts(L)
th(L)
VM
Qn
Q=D
Q=D
SF00828
Waveform 4. Data Setup and Hold Times
An
VM
Address Stable
VM
ts
th
E
VM
VM
SF00814
Waveform 5. Address Setup and Hold Times
1989 Apr 11
7
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