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74HCT7273 Datasheet, PDF (9/20 Pages) NXP Semiconductors – Octal D-type flip-flop with reset; positive edge-trigger; open drain outputs | |||
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Philips Semiconductors
Octal D-type ï¬ip-ï¬op with reset; positive
edge-trigger; open drain outputs
Product speciï¬cation
74HCT7273
AC CHARACTERISTICS
Ground = 0 V; tr = tf ⤠6.0 ns; CL = 50 pF.
TEST CONDITIONS
Tamb (°C)
SYMBOL
PARAMETER
WAVEFORMS
25
â40 to +85 â40 to +125 UNIT
VCC (V)
MIN. TYP. MAX. MIN. MAX. MIN. MAX.
tPZL/tPLZ
tPZL
tTHL
tTLH
tW
tW
trem
tsu
th
fmax
propagation delay see Figs 6 and 9 4.5
CP to Qn
propagation delay see Figs 6 and 9 4.5
MR to Qn
output transition see Figs 6 and 9 4.5
time
output transition see Figs 7 and 9 4.5
time
clock pulse width see Figs 6 and 9 4.5
HIGH or LOW
master reset
see Figs 7 and 9 4.5
pulse width; LOW
removal time
MR to CP
see Figs 7 and 9 4.5
set-up time
Dn to CP
see Figs 8 and 9 4.5
hold time
Dn to CP
see Figs 8 and 9 4.5
maximum clock see Figs 6 and 9 4.5
pulse frequency
â 16 30 â 38 â
45 ns
â 23 34 â 43 â
51 ns
â 7 15 â 19 â
22 ns
â â 110 â 110 â
110 ns
16 9 â
20 â
24 â
ns
16 8 â
20 â
24 â
ns
10 â2 â
13 â
15 â
ns
12 5 â
15 â
18 â
ns
3 â4 â
3â
3
â
ns
30 56 â
24 â
20 â
MHz
1999 Oct 01
9
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