74AHCT374 查看數據表（PDF） - Philips Electronics
零件编号
产品描述 (功能)
生产厂家
74AHCT374 Datasheet PDF : 20 Pages
| |||
Philips Semiconductors
Octal D-type flip-flop; positive edge-trigger; 3-state
Product specification
74AHC374;
74AHCT374
AC CHARACTERISTICS
Type 74AHC374
GND = 0 V; tr = tf ≤ 3.0 ns.
SYMBOL PARAMETER
TEST CONDITIONS
WAVEFORMS CL
Tamb (°C)
25
−40 to +85 −40 to +125 UNIT
MIN. TYP. MAX. MIN. MAX. MIN. MAX.
VCC = 3.0 to 3.6 V; note 1
tPHL/tPLH propagation delay see Figs 6, 8
CP to Qn
and 9
15 pF − 6.4 12.7 1.0 15.0 1.0 16.0 ns
tPZH/tPZL propagation delay see Figs 7 and 9
OE to Qn
− 5.5 11.0 1.0 13.0 1.0 14.0 ns
tPHZ/tPLZ propagation delay
OE to Qn
− 5.6 10.5 1.0 12.5 1.0 13.0 ns
fmax
maximum clock see Figs 6 and 9
pulse frequency
80 130 −
70 −
70 −
MHz
tPHL/tPLH propagation delay see Figs 6, 8
CP to Qn
and 9
50 pF − 8.4
tPZH/tPZL propagation delay see Figs 7 and 9
OE to Qn
− 7.3
tPHZ/tPLZ propagation delay
OE to Qn
− 9.4
tW
clock pulse width see Figs 6 and 9
HIGH or LOW
5.0 −
16.2 1.0 18.5 1.0 20.5 ns
14.5 1.0 16.5 1.0 18.0 ns
14.0 1.0 16.0 1.0 17.5 ns
−
5.5 −
5.5 −
ns
tsu
set-up time
see Figs 8 and 9
Dn to CP
th
hold time
Dn to CP
fmax
maximum clock see Figs 6 and 9
pulse frequency
4.5 −
−
2.0 −
−
55 85 −
4.0 −
2.0 −
50 −
4.0 −
2.0 −
50 −
ns
ns
MHz
1999 Sep 28
9
Share Link: 