MC74HCT245 데이터 시트보기 (PDF) - ON Semiconductor
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MC74HCT245 Datasheet PDF : 9 Pages
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MC74HCT245A
DC ELECTRICAL CHARACTERISTICS (Voltages Referenced to GND)
ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ Symbol
ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ VIH
ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ VIL
ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ VOH
ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ VOL
ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ Iin
ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ ICC
ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ IOZ
ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ DICC
Parameter
Minimum High−Level Input
Voltage
Maximum Low−Level Input
Voltage
Minimum High−Level Output
Voltage
Maximum Low−Level Output
Voltage
Maximum Input Leakage Current
Maximum Quiescent Supply Current
(per Package)
Maximum Three−State
Leakage Current
Additional Quiescent Supply
Current
Test Conditions
Vout = 0.1 V or VCC – 0.1 V
|Iout| v 20 mA
Vout = 0.1 V or VCC – 0.1 V
|Iout| v 20 mA
Vin = VIH or VIL
|Iout| v 20 mA
Vin = VIH or VIL
|Iout| v 6.0 mA
Vin = VIH or VIL
|Iout| v 20 mA
Vin = VIH or VIL
|Iout| v 6.0 mA
Vin = VCC or GND, Pins 1 or 19
Vin = VCC or GND
Iout = 0 mA
Output in High−Impedance State
Vin = VIL or VIH
Vout = VCC or GND, I/O Pins
Vin = 2.4 V, Any One Input
Vin = VCC or GND, Other Inputs
lout = 0 mA
Guaranteed Limit
VCC – 55 to
V
25_C v 85_C v 125_C Unit
4.5
2.0
2.0
2.0
V
5.5
2.0
2.0
2.0
4.5
0.8
0.8
0.8
V
5.5
0.8
0.8
0.8
4.5
4.4
4.4
4.4
V
5.5
5.4
5.4
5.4
4.5
3.98
3.84
3.7
4.5
0.1
0.1
0.1
V
5.5
0.1
0.1
0.1
4.5
0.26
5.5
± 0.1
5.5
4.0
0.33
± 1.0
40
0.4
± 1.0
mA
160
mA
5.5
± 0.5
± 5.0
± 10
mA
≥ −55_C
25_C to 125_C
5.5
2.9
2.4
mA
AC ELECTRICAL CHARACTERISTICS (VCC = 5.0 V ± 10%, CL = 50 pF, Input tr = tf = 6.0 ns)
ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ Guaranteed Limit
ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ Symbol
ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ tPLH,
ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ tPHL
Parameter
Maximum Propagation Delay, A to B or B to A
(Figures 2 and 4)
– 55 to
25_C
22
v 85_C v 125_C Unit
28
33
ns
ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ tPLZ,
ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ tPHZ
Maximum Propagation Delay, Direction or Output Enable to A or B
(Figures 3 and 5)
30
36
42
ns
ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ tPZL,
tPZH
Maximum Propagation Delay, Output Enable to A or 8
(Figures 3 and 5)
30
36
42
ns
ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ tTLH,
ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ tTHL
Maximum Output Transition Time. any Output
(Figures 2 and 4)
12
15
18
ns
ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ Cin Maximum Input Capacitance (Pin 1 or 19)
ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ Cout Maximum Three−State I/O Capacitance, (I/O in High−Impedance State)
10
10
10
pF
15
15
15
pF
Typical @ 25°C, VCC = 5.0 V
CPD Power Dissipation Capacitance (Per Enabled Output)*
97
pF
* Used to determine the no−load dynamic power consumption: PD = CPD VCC2f + ICC VCC.
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