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MC74LCX74_12 Datasheet, PDF (5/8 Pages) ON Semiconductor – Low-Voltage CMOS Dual D-Type Flip-Flop | |||
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MC74LCX74
DYNAMIC SWITCHING CHARACTERISTICS
Symbol
Characteristic
Condition
TA = +25°C
Min
Typ
Max
Units
VOLP Dynamic LOW Peak Voltage
VCC = 3.3 V, CL = 50 pF, VIH = 3.3 V, VIL = 0 V
0.8
V
(Note 4)
VCC = 2.5 V, CL = 30 pF, VIH = 2.5 V, VIL = 0 V
0.6
V
VOLV Dynamic LOW Valley Voltage
VCC = 3.3 V, CL = 50 pF, VIH = 3.3 V, VIL = 0 V
â0.8
V
(Note 4)
VCC = 2.5 V, CL = 30 pF, VIH = 2.5 V, VIL = 0 V
â0.6
V
4. Number of outputs defined as ânâ. Measured with ânâ1â outputs switching from HIGHâtoâLOW or LOWâtoâHIGH. The remaining output is
measured in the LOW state.
CAPACITIVE CHARACTERISTICS
Symbol
Parameter
CIN
COUT
CPD
Input Capacitance
Output Capacitance
Power Dissipation Capacitance
Condition
VCC = 3.3 V, VI = 0 V or VCC
VCC = 3.3 V, VI = 0 V or VCC
10 MHz, VCC = 3.3 V, VI = 0 V or VCC
Typical
7
8
25
Units
pF
pF
pF
Vcc
Dn
Vmi
0V
ts
th
tw
Vcc
CPn
Vmi
fmax
tPLH, tPHL
0V
VOH
On,
Vmo
On
VOL
WAVEFORM 1 â PROPAGATION DELAYS, SETUP AND HOLD TIMES
tR = tF = 2.5 ns, 10% to 90%; f = 1 MHz; tW = 500 ns
SDn
CDn
tPLH
Vcc
0V
Vcc
1.5 V
0V
tPHL
On
Vmo
Vmo
VOL
tPLH
VOH
On
Vmo
tPHL
Vmo
WAVEFORM 2 â PROPAGATION DELAYS
tR = tF = 2.5 ns, 10% to 90%; f = 1 MHz; tW = 500 ns
Figure 3. AC Waveforms
http://onsemi.com
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