MC74LCX16245(2012) View Datasheet(PDF) - ON Semiconductor
Part Name
Description
Manufacturer
MC74LCX16245
(Rev.:2012)
(Rev.:2012)
ON Semiconductor
MC74LCX16245 Datasheet PDF : 7 Pages
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MC74LCX16245
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
−0.8
V
(Note 4)
VCC = 2.5 V, CL = 30 pF, VIH = 2.5 V, VIL = 0 V
−0.6
V
4. Number of outputs defined as “n”. Measured with “n−1” outputs switching from HIGH−to−LOW or LOW−to−HIGH. The remaining output is
measured in the LOW state.
CAPACITIVE CHARACTERISTICS
Symbol
Parameter
CIN Input Capacitance
CI/O Input/Output Capacitance
CPD 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
20
Units
pF
pF
pF
An, Bn
Bn, An
Vmi
tPHL
Vmo
OEn,T/Rn
Vmi
tPLH
Vmo
VCC
0V
VOH
An, Bn
VOL
An, Bn
tPZH
tPZL
Vmi
tPHZ
Vmo
tPLZ
Vmo
VCC
0V
VOH
VHZ
VLZ
VOL
WAVEFORM 1 − PROPAGATION DELAYS
tR = tF = 2.5 ns, 10% to 90%; f = 1 MHz; tW = 500 ns
WAVEFORM 2 − OUTPUT ENABLE AND DISABLE TIMES
tR = tF = 2.5 ns, 10% to 90%; f = 1 MHz; tW = 500 ns
Figure 3. AC Waveforms
Table 2. AC WAVEFORMS
Symbol
Vmi
Vmo
VHZ
VLZ
3.3 V ± 0.3 V
1.5 V
1.5 V
VOL + 0.3 V
VOH − 0.3 V
VCC
2.7 V
1.5 V
1.5 V
VOL + 0.3 V
VOH − 0.3 V
2.5 V ± 0.2 V
VCC / 2
VCC / 2
VOL + 0.15 V
VOH − 0.15 V
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