MC74LCX245DW View Datasheet(PDF) - ON Semiconductor
Part Name
Description
Manufacturer
| MC74LCX245DW Datasheet PDF : 0 Pages | |||
MC74LCX245
DYNAMIC SWITCHING CHARACTERISTICS
Symbol
Characteristic
Condition
TA = +25°C
Min Typ Max Unit
VOLP
Dynamic LOW Peak Voltage (Note 4)
VCC = 3.3 V, CL = 50 pF, VIH = 3.3 V, VIL = 0 V
0.8
V
VCC = 2.5 V, CL = 30 pF, VIH = 2.5 V, VIL = 0 V
0.6
V
VOLV
Dynamic LOW Valley Voltage (Note 4) VCC = 3.3 V, CL = 50 pF, VIH = 3.3 V, VIL = 0 V
−0.8
V
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
Unit
7
pF
8
pF
25
pF
An, Bn
Bn, An
Vmi
tPLH
Vmo
Vmi
tPHL
Vmo
VCC
0V
VOH
VOL
WAVEFORM 1 − PROPAGATION DELAYS
tR = tF = 2.5 ns, 10% to 90%; f = 1 MHz; tW = 500 ns
OE, T/R
Vmi
Vmi
tPZH
An, Bn
tPHZ
Vmo
VCC
0V
VOH
VHZ
tPZL
tPLZ
An, Bn
Vmo
VLZ
VOL
WAVEFORM 2 − OUTPUT ENABLE AND DISABLE TIMES
tR = tF = 2.5 ns, 10% to 90%; f = 1 MHz; tW = 500 ns
Symbol 3.3 V ± 0.3 V
Vmi
1.5 V
Vmo
1.5 V
VHZ
VOL + 0.3 V
VLZ
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 − 015 V
Figure 3. AC Waveforms
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