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74HC574-Q100 Datasheet(PDF) 4 Page - Nexperia B.V. All rights reserved

Part No. 74HC574-Q100
Description  Octal D-type flip-flop; positive edge-trigger; 3-state
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Manufacturer  NEXPERIA [Nexperia B.V. All rights reserved]
Direct Link  https://www.nexperia.com/
Logo NEXPERIA - Nexperia B.V. All rights reserved

74HC574-Q100 Datasheet(HTML) 4 Page - Nexperia B.V. All rights reserved

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© Nexperia B.V. 2017. All rights reserved
74HC_HCT574_Q100
All information provided in this document is subject to legal disclaimers.
Product data sheet
Rev. 2 — 26 January 2015
4 of 17
Nexperia
74HC574-Q100; 74HCT574-Q100
Octal D-type flip-flop; positive edge-trigger; 3-state
5.2 Pin description
6.
Functional description
[1]
H = HIGH voltage level;
h = HIGH voltage level one setup time prior to the HIGH-to-LOW CP transition;
L = LOW voltage level;
l = LOW voltage level one setup time prior to the HIGH-to-LOW CP transition;
Z = high-impedance OFF-state;
 = LOW-to-HIGH clock transition.
7.
Limiting values
[1]
For SO20 packages: Ptot derates linearly with 8 mW/K above 70 C.
For TSSOP20 packages: Ptot derates linearly with 5.5 mW/K above 60 C.
Table 2.
Pin description
Symbol
Pin
Description
OE
1
3-state output enable input (active LOW)
D[0:7]
2, 3, 4, 5, 6, 7, 8, 9
data input
GND
10
ground (0 V)
CP
11
clock input (LOW-to-HIGH, edge triggered)
Q[0:7]
19, 18, 17, 16, 15, 14, 13, 12 3-state flip-flop output
VCC
20
supply voltage
Table 3.
Function table[1]
Operating mode
Input
Internal
flip-flop
Output
OE
CP
Dn
Qn
Load and read register
L
lL
L
L
hH
H
Load register and disable output
H
lL
Z
H
hH
Z
Table 4.
Limiting values
In accordance with the Absolute Maximum Rating System (IEC 60134). Voltages are referenced to GND (ground = 0 V).
Symbol
Parameter
Conditions
Min
Max
Unit
VCC
supply voltage
0.5
+7
V
IIK
input clamping current
VI < 0.5 V or VI >VCC +0.5 V
-
20
mA
IOK
output clamping current
VO < 0.5 V or VO >VCC +0.5 V
-
20
mA
IO
output current
VO = 0.5 V to (VCC +0.5 V)
-
35
mA
ICC
supply current
-
+70
mA
IGND
ground current
-
70
mA
Tstg
storage temperature
65
+150
C
Ptot
total power dissipation
[1] -
500
mW


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