MC74VHC574_11 Datasheet, PDF (5/8 Pages) ON Semiconductor – Octal D-Type Flip-Flop with 3-State Output

MC74VHC574
NOISE CHARACTERISTICS (Input t_r = t_f = 3.0ns, C_L = 50pF, V_CC = 5.0V)
Symbol
V_OLP
V_OLV
V_IHD
V_ILD
Parameter
Quiet Output Maximum Dynamic V_OL
Quiet Output Minimum Dynamic V_OL
Minimum High Level Dynamic Input Voltage
Maximum Low Level Dynamic Input Voltage
TIMING REQUIREMENTS (Input t_r = t_f = 3.0ns)
Symbol
t_su
Parameter
Minimum Setup Time, D to CP
t_h
Minimum Hold Time, CP to D
t_w
Minimum Pulse Width, CP
Test Conditions
V_CC = 3.3 ± 0.3 V
V_CC = 5.0 ± 0.5 V
V_CC = 3.3 ± 0.3 V
V_CC = 5.0 ± 0.5 V
V_CC = 3.3 ± 0.3 V
V_CC = 5.0 ± 0.5 V
T_A = 25°C
Typ
Max
Unit
0.9
1.2
V
− 0.9
− 1.2
V
—
3.5
V
—
1.5
V
T_A = 25°C
Typ
Limit
—
3.5
—
3.5
—
1.5
—
1.5
—
5.0
—
5.0
T_A = − 40
to 85°C
Limit
Unit
3.5
ns
3.5
1.5
ns
1.5
5.5
ns
5.0
CP
50%
t_w
1/f_max
t_PLH
t_PHL
Q
50% V_CC
V_CC
OE
50%
GND
t_PZL
t_PLZ
Q
50% V_CC
t_PZH
t_PHZ
Q
50% V_CC
Figure 3. Switching Waveforms
V_CC
GND
HIGH
IMPEDANCE
V_OL +0.3V
V_OH -0.3V
HIGH
IMPEDANCE
VALID
V_CC
D
50%
GND
t_su
t_h
V_CC
CP
50%
GND
Figure 4.
DEVICE
UNDER
TEST
TEST POINT
OUTPUT
C_L*
*Includes all probe and jig capacitance
Figure 5.
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