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MC74LVQ74 Datasheet, PDF (5/9 Pages) Motorola, Inc – LOW-VOLTAGE CMOS DUAL D-TYPE FLIP-FLOP
LCX DATA
BR1478
MC74LVQ74
Dn
ts
CPn
On,
On
50% VCC
th
tw
50% VCC
fmax
tPLH, tPHL
50% VCC
VCC
50% VCC
0V
VCC
0V
VOH
VOL
WAVEFORM 1 – PROPAGATION DELAYS, SETUP AND HOLD TIMES
tR = tF = 2.5ns, 10% to 90%; f = 1MHz; tW = 500ns
VCC
SDn
50% VCC
0V
CDn
tPLH
VCC
50% VCC
0V
tPHL
On
50% VCC
50% VCC
VOL
tPLH
VOH
On
50% VCC
tPHL
50% VCC
WAVEFORM 2 – PROPAGATION DELAYS
tR = tF = 2.5ns, 10% to 90%; f = 1MHz; tW = 500ns
tw
VCC
SDn, CDn 50%VCC
50% VCC
0V
trec
VCC
CPn
50% VCC
0V
WAVEFORM 3 – RECOVERY TIME
tR = tF = 2.5ns from 10% to 90%; f = 1MHz; tw = 500ns
Figure 1. AC Waveforms
5
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