MC74VHC374 Datasheet, PDF (4/7 Pages) Motorola, Inc – Octal D-Type Flip-Flop with 3-State Output

MC74VHC374
NOISE CHARACTERISTICS (Input tr = tf = 3.0ns, CL = 50pF, VCC = 5.0V)
Symbol
VOLP
VOLV
VIHD
VILD
Parameter
Quiet Output Maximum Dynamic VOL
Quiet Output Minimum Dynamic VOL
Minimum High Level Dynamic Input Voltage
Maximum Low Level Dynamic Input Voltage
TIMING REQUIREMENTS (Input tr = tf = 3.0ns)
Symbol
tw
Parameter
Minimum Pulse Width, CP
tsu
Minimum Setup Time, D to CP
th
Minimum Hold Time, D to CP
tr, tf
Maximum Input Rise and Fall Times
Test Conditions
VCC = 3.3 ± 0.3 V
VCC = 5.0 ± 0.5 V
VCC = 3.3 ± 0.3 V
VCC = 5.0 ± 0.5 V
VCC = 3.3 ± 0.3 V
VCC = 5.0 ± 0.5 V
VCC = 3.3 ± 0.3 V
VCC = 5.0 ± 0.5 V
TA = 25°C
Typ
Max
Unit
0.5
0.8
V
– 0.5
– 0.8
V
3.5
V
1.5
V
TA = 25°C
Typ
Limit
5.0
5.0
4.5
3.0
2.0
2.0
TA = – 40
to 85°C
Limit
Unit
5.5
ns
5.0
4.5
ns
3.0
2.0
ns
2.0
ns
CP
50%
tW
1/fmax
tPLH
tPHL
Q
50% VCC
Figure 1.
SWITCHING WAVEFORMS
VCC
OE
50%
GND
tPZL tPLZ
Q
50% VCC
tPZH tPHZ
Q
50% VCC
Figure 2.
VCC
GND
HIGH
IMPEDANCE
VOL +0.3V
VOH –0.3V
HIGH
IMPEDANCE
VALID
VCC
D
50%
GND
tsu
th
VCC
CP
50%
GND
Figure 3.
MOTOROLA
4
VHC Data – Advanced CMOS Logic
DL203 — Rev 1