74LVT574BQ View Datasheet(PDF) - NXP Semiconductors.
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74LVT574BQ Datasheet PDF : 16 Pages
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NXP Semiconductors
11. Waveforms
74LVT574; 74LVTH574
3.3 V octal D-type flip-flop; 3-state
VI
CP input
GND
VOH
Qn output
VOL
1/fmax
VM
t WH
t WL
t PHL
VM
t PLH
001aac445
Fig 6.
Measurement points are given in Table 8
VOL and VOH are typical voltage output levels that occur with the output load.
Propagation delay clock input (CP) to output (Qn), pulse width clock (CP) and maximum clock frequency
VI
OE input
GND
VOH
Qn output
GND
VM
t PZH
VM
VM
t PHZ
VY
001aae468
Fig 7.
Measurement points are given in Table 8
VOL and VOH are typical voltage output levels that occur
with the output load.
Output enable time to HIGH-state and output
disable time from HIGH-state
VI
OE input
GND
3.0 V
Qn output
VOL
VM
tPZL
VM
VM
tPLZ
VX
001aae469
Fig 8.
Measurement points are given in Table 8
VOL and VOH are typical voltage output levels that occur
with the output load.
Output enable time to LOW-state and output
disable time from LOW-state
Vl
Dn input
GND
Vl
CP input
GND
VM
VM
tsu(H) th(H)
VM
VM
VM
tsu(L) th(L)
VM
001aac738
Fig 9.
Measurement points are given in Table 8
Remark: The shaded areas indicate when the input is permitted to change for predictable output performance.
Data setup and hold times
74LVT_LVTH574_4
Product data sheet
Rev. 04 — 11 September 2008
© NXP B.V. 2008. All rights reserved.
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