74HCT574D NXP Semiconductors, 74HCT574D Datasheet - Page 6

• Manufacturer Part Number: 74HCT574D
• Description: Flip Flop D-Type Bus Interface Pos-Edge 3-ST 1-Element 20-Pin SO Bulk
• Manufacturer: NXP Semiconductors

Specifications of 74HCT574D

• Package: 20SO
• Logic Function: D-Type Bus Interface
• Logic Family: HCT
• Number Of Element Outputs: 8
• Output Signal Type: Single-Ended
• Output Type: 3-State
• Number Of Output Enables Per Element: 1
• Typical Operating Supply Voltage: 5 V
• Operating Temperature: -40 to 125 °C
• Flip-flop Type: D
• Propagation Delay: 18ns
• Frequency: 123MHz
• Output Current: 6mA
• Supply Voltage Range: 4.5V To 5.5V
• Logic Case Style: SOIC
• No. Of Pins: 20
• Operating: RoHS Compliant
• Trigger Type: Positive Edge
• Ic Output Type: Tri State Non Inverted
• Rohs Compliant: Yes

Philips Semiconductors
DC CHARACTERISTICS FOR 74HCT
For the DC characteristics see
Output capability: bus driver
I
Note to HCT types
The value of additional quiescent supply current ( I
To determine I
AC CHARACTERISTICS FOR 74HCT
GND = 0 V; t
December 1990
CC
INPUT
D
OE
CP
SYMBOL PARAMETER
t
t
t
t
t
t
t
f
PHL
PZH
PHZ
THL
W
su
h
max
Octal D-type flip-flop; positive edge-trigger;
3-state
n
category: MSI
/ t
/ t
/ t
/ t
TLH
PLH
PZL
PLZ
UNIT LOAD COEFFICIENT
0.5
1.25
1.5
propagation delay
3-state output enable
time OE to Q
3-state output disable
time OE to Q
output transition time
clock pulse width
set-up time
hold time
maximum clock pulse
r
= t
CP to Q
HIGH or LOW
D
D
frequency
n
n
CC
f
to CP
to CP
= 6 ns; C
per input, multiply this value by the unit load coefficient shown in the table below.
n
L
n
n
= 50 pF
“74HC/HCT/HCU/HCMOS Logic Family Specifications”
16
12
5
30
min.
18
19
16
5
7
3
69
typ.
1
25
CC
33
33
28
12
max. min. max.
) for a unit load of 1 is given in the family specifications.
T
6
74HCT
amb
20
15
5
24
40 to 85
( C)
41
41
35
15
24
18
5
20
min.
40 to 125
50
50
42
18
max.
.
UNIT
ns
ns
ns
ns
ns
ns
ns
MHz 4.5
74HC/HCT574
4.5
4.5
4.5
4.5
4.5
4.5
4.5
V
(V)
TEST CONDITIONS
CC
Product specification
WAVEFORMS
Fig.6
Fig.7
Fig.7
Fig.6
Fig.6
Fig.8
Fig.8
Fig.6