74ABT374A Просмотр технического описания (PDF) - NXP Semiconductors.
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74ABT374A Datasheet PDF : 16 Pages
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NXP Semiconductors
Table 7. Dynamic characteristics …continued
GND = 0 V; for test circuit, see Figure 9.
Symbol Parameter
Conditions
tPZL
tPHZ
tPLZ
tsu(H)
tsu(L)
th(H)
th(L)
tWH
tWL
OFF-state to LOW OE to Qn; see Figure 8
propagation delay
HIGH to OFF-state OE to Qn; see Figure 8
propagation delay
LOW to OFF-state OE to Qn; see Figure 8
propagation delay
set-up time HIGH Dn to CP; see Figure 7
set-up time LOW Dn to CP; see Figure 7
hold time HIGH
CP to Dn; see Figure 7
hold time LOW
CP to Dn; see Figure 7
pulse width HIGH CP; see Figure 6
pulse width LOW CP; see Figure 6
11. Waveforms
74ABT374A
Octal D-type flip-flop; positive-edge trigger; 3-state
25 C; VCC = 5.0 V 40 C to +85 C; Unit
VCC = 5.0 V 0.5 V
Min Typ Max Min
Max
2.2 4.3 5.4 2.2
6.2 ns
1.8 3.6 4.7 1.8
5.2 ns
1.5 3.0 4.1 1.5
4.3 ns
1.5 0.6 -
1.5
1.2 0.3 -
1.2
1.0 0.3 -
1.0
1.0 0.5 -
1.0
2.0 0.8 -
2.0
2.8 1.0 -
2.8
- ns
- ns
- ns
- ns
- ns
- ns
VI
CP input
GND
VOH
Qn output
VOL
1 / fmax
VM
tWH
tWL
tPHL
VM
tPLH
001aac445
Fig 6.
VM = 1.5 V
VOL and VOH are typical output voltage levels that occur with the output load.
Propagation delay clock input (CP) to output (Qn), clock pulse (CP) width and maximum clock (CP)
frequency
74ABT374A
Product data sheet
All information provided in this document is subject to legal disclaimers.
Rev. 2 — 18 December 2012
© NXP B.V. 2012. All rights reserved.
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