74AHC377D 데이터 시트보기 (PDF) - NXP Semiconductors.
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74AHC377D Datasheet PDF : 16 Pages
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NXP Semiconductors
11. Waveforms
74AHC377; 74AHCT377
Octal D-type flip-flop with data enable; positive-edge trigger
VI
CP input
GND
VOH
Qn output
VOL
1/ fmax
VM
tW
t PHL
VM
t PLH
001aac426
Fig 6.
Measurement points are given in Table 8.
VOL and VOH are typical voltage output levels that occur with the output load.
Clock pulse width, maximum frequency and input to output propagation delays
VCC
E input
GND
VCC
Dn input
GND
VCC
CP input
GND
VM
th
tsu
VM
tsu
th
VM
th
tsu
tW
mna609
Fig 7.
Measurement points are given in Table 8.
The shaded areas indicate when the input is permitted to change for predictable output performance.
Data set-up and hold times
Table 8. Measurement points
Type
74AHC377
74AHCT377
Input
VM
0.5 × VCC
1.5 V
Output
VM
0.5 × VCC
0.5 × VCC
74AHC_AHCT377_2
Product data sheet
Rev. 02 — 12 June 2008
© NXP B.V. 2008. All rights reserved.
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