MC74LCX16374 查看數據表（PDF） - ON Semiconductor
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MC74LCX16374
ON Semiconductor
MC74LCX16374 Datasheet PDF : 8 Pages
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MC74LCX16374
DYNAMIC SWITCHING CHARACTERISTICS
TA = +25°C
Symbol
Characteristic
Condition
Min Typ Max Unit
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
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
Unit
7
pF
8
pF
20
pF
Dn
ts
CPn
On
th
Vmo
fmax
tPLH, tPHL
Vmo
VCC
Vmi
0V
VCC
0V
OEn
On
VOH
On
VOL
WAVEFORM 1 − PROPAGATION DELAYS, SETUP AND HOLD TIMES
tR = tF = 2.5 ns, 10% to 90%; f = 1 MHz; tW = 500 ns
Vmi
Vmi
tPZH
tPHZ
Vmo
VCC
0V
VOH
VHZ
tPZL
tPLZ
Vmo
VHZ
VOL
WAVEFORM 2 − OUTPUT ENABLE AND DISABLE TIMES
tR = tF = 2.5 ns, 10% to 90%; f = 1 MHz; tW = 500 ns
CPn
Vmi
VCC
Vmi
tw
0V
CPn
tw
Vmo
Vmo
WAVEFORM 3 − PULSE WIDTH
tR = tF = 2.5 ns (or fast as required) from 10% to 90%;
Output requirements: VOL ≤ 0.8 V, VOH ≥ 2.0 V
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
VCC
0V
2.5 V + 0.2 V
VCC / 2
VCC / 2
VOL + 0.15 V
VOH − 0.15 V
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