74AHC574 NXP Semiconductors, 74AHC574 Datasheet - Page 5

• Manufacturer Part Number: 74AHC574
• Description: Octal D-type ?ip-?op; Positive Edge-trigger; 3-state
• Manufacturer: NXP Semiconductors

NXP Semiconductors
6. Functional description
Table 3.
[1]
7. Limiting values
Table 4.
In accordance with the Absolute Maximum Rating System (IEC 60134). Voltages are referenced to GND (ground = 0 V).
[1]
[2]
[3]
[4]
74AHC_AHCT574_2
Product data sheet
Operating mode
Load and read register
Load register and disable output
Symbol
V
V
I
I
I
I
I
T
P
IK
OK
O
CC
GND
stg
CC
I
tot
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;
The input and output voltage ratings may be exceeded if the input and output current ratings are observed.
P
P
P
tot
tot
tot
= LOW-to-HIGH clock transition.
derates linearly with 8 mW/K above 70 C.
derates linearly with 5.5 mW/K above 60 C.
derates linearly with 4.5 mW/K above 60 C.
Function table
Limiting values
Parameter
supply voltage
input voltage
input clamping current
output clamping current
output current
supply current
ground current
storage temperature
total power dissipation
SO20 package
TSSOP20 package
DHVQFN20 package
[1]
Input
OE
L
L
H
H
Conditions
V
V
V
T
Rev. 02 — 24 January 2008
amb
I
O
O
< 0.5 V
< 0.5 V or V
= 0.5 V to (V
= 40 C to +125 C
CP
Octal D-type flip-flop; positive edge-trigger; 3-state
O
CC
> V
74AHC574; 74AHCT574
+ 0.5 V)
CC
+ 0.5 V
Dn
l
h
l
h
Internal
flip-flop
L
H
L
H
[1]
[1]
[2]
[3]
[4]
Min
-
-
-
-
-
-
0.5
0.5
20
75
65
© NXP B.V. 2008. All rights reserved.
Max
+7.0
+7.0
-
75
-
+150
500
500
500
20
25
Output
Qn
L
H
Z
Z
Unit
V
V
mA
mA
mA
mA
mA
mW
mW
mW
C
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