74AHCT574 PHILIPS [NXP Semiconductors], 74AHCT574 Datasheet - Page 12

• Manufacturer Part Number: 74AHCT574
• Description: Octal D-type flip-flop; positive edge-trigger; 3-state
• Manufacturer: PHILIPS [NXP Semiconductors]

Philips Semiconductors
AC WAVEFORMS
1999 Jun 16
handbook, full pagewidth
handbook, full pagewidth
Octal D-type flip-flop; positive edge-trigger; 3-state
AHC
AHCT
AHC
AHCT
FAMILY
FAMILY
GND to V
GND to 3.0 V
GND to V
GND to 3.0 V
REQUIREMENTS
REQUIREMENTS
V
V
I
I
INPUT
INPUT
CC
CC
HIGH-to-OFF
OFF-to-HIGH
OFF-to-LOW
LOW-to-OFF
Q n OUTPUT
CP INPUT
OE INPUT
OUTPUT
OUTPUT
Fig.6 The clock (CP) to output (Q
GND
50% V
1.5 V
50% V
1.5 V
GND
GND
V OH
V CC
Fig.7 The 3-state enable and disable times.
V OL
V I
INPUT
INPUT
V I
V
V
M
M
CC
CC
V M
V M
50% V
50% V
50% V
50% V
enabled
outputs
OUTPUT
OUTPUT
t PHL
(1)
t PLZ
(1)
t PHZ
t W
V
V
M
M
CC
CC
CC
CC
1/f max
V M
12
V OL
(1)
V OH
0.3 V
n
0.3 V
) propagation delays.
disabled
outputs
t PLH
t PZL
t PZH
V M
V M
MNA200
outputs
enabled
MNA450
74AHCT574
Product specification
74AHC574;