74vhc574 STMicroelectronics, 74vhc574 Datasheet - Page 6

• Manufacturer Part Number: 74vhc574
• Description: Octal D-type Flip Flop With 3 State Output Non Inverting
• Manufacturer: STMicroelectronics

Table 9: Dynamic Switching Characteristics
1) Worst case package.
2) Max number of outputs defined as (n). Data inputs are driven 0V to 5.0V, (n-1) outputs switching and one output at GND.
3) Max number of data inputs (n) switching. (n-1) switching 0V to 5.0V. Inputs under test switching: 5.0V to threshold (V
(V
Figure 4: Test Circuit
C
R
R
t
t
t
74VHC574
6/14
PLH
PZL
PZH
Symbol
L
L
T
IHD
=15/50pF or equivalent (includes jig and probe capacitance)
= R1 = 1K or equivalent
V
= Z
V
V
V
OLP
OLV
IHD
), f=1MHz.
, t
, t
ILD
, t
OUT
PLZ
PHL
PHZ
of pulse generator (typically 50 )
Dynamic Low
Voltage Quiet
Output (note 1, 2)
Dynamic High
Voltage Input
(note 1, 3)
Dynamic Low
Voltage Input
(note 1, 3)
Parameter
V
5.0
5.0
5.0
(V)
CC
Test Condition
TEST
C
L
= 50 pF
Min.
-0.9
3.5
T
A
Typ.
-0.6
= 25°C
0.6
Max.
0.9
1.5
Value
-40 to 85°C
Min.
Max.
SWITCH
-55 to 125°C
Min.
Open
GND
V
CC
ILD
), 0V to threshold
Max.
Unit
V
V
V