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MC74VHCT541A_06 Datasheet, PDF (3/6 Pages) ON Semiconductor – Octal Bus Buffer
MC74VHCT541A
ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ DC ELECTRICAL CHARACTERISTICS
ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ Symbol
Parameter
ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ VIH Minimum High−Level Input Voltage
Test Conditions
VCC
V
4.5 to 5.5
TA = 25°C
Min Typ Max
2.0
TA = − 40 to 85°C
Min
Max Unit
2.0
V
ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ VIL Maximum Low−Level Input Voltage
4.5 to 5.5
0.8
0.8
V
ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ VOH Minimum High−Level Output
ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ Voltage
Vin = VIH or VIL
IOH = − 50mA
IOH = − 8mA
4.5
4.4 4.5
4.4
V
4.5 3.94
3.80
ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ VOL Maximum Low−Level Output
ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ Voltage
Vin = VIH or VIL
IOL = 50mA
IOL = 8mA
4.5
0.0 0.1
4.5
0.36
0.1
V
0.44
ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ Iin
Maximum Input Leakage Current Vin = 5.5 V or GND
0 to 5.5
± 0.1
± 1.0 mA
ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ IOZ Maximum 3−State Leakage Current Vin = VIL or VIH
5.5
ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ Vout = VCC or GND
± 0.25
± 2.5 mA
ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ ICC Maximum Quiescent Supply Current Vin = VCC or GND
5.5
4.0
40.0 mA
ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ ICCT Quiescent Supply Current
Per Input: VIN = 3.4V
5.5
Other Input: VCC or GND
1.35
1.50 mA
ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ IOPD Output Leakage Current
VOUT = 5.5V
0
0.5
5.0
mA
ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ AC ELECTRICAL CHARACTERISTICS (Input tr = tf = 3.0ns)
ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ Symbol
ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ tPLH,
tPHL
ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ tPZL,
ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ tPZH
ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ tPLZ,
ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ tPHZ
ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ tOSLH,
tOSHL
ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ Cin
ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ Cout
Parameter
Maximum Propagation Delay,
A to Y
Output Enable TIme,
OE to Y
Output Disable Time,
OE to Y
Output to Output Skew
Maximum Input Capacitance
Maximum 3−State Output Capacitance
(Output in High Impedance State)
Test Conditions
VCC = 5.0 ± 0.5V CL = 15pF
CL = 50pF
VCC = 5.0 ± 0.5V CL = 15pF
RL = 1kW
CL = 50pF
VCC = 5.0 ± 0.5V CL = 50pF
RL = 1kW
VCC = 5.0 ± 0.5V CL = 50pF
(Note 1)
TA = 25°C
Min Typ Max
5.0 6.9
5.5 7.9
8.3 11.3
8.8 12.3
9.4 11.9
1.0
4
10
9
TA = − 40 to 85°C
Min
Max Unit
1.0
8.0
ns
1.0
9.0
1.0
13.0 ns
1.0
14.0
1.0
13.5 ns
1.0
ns
10
pF
pF
Typical @ 25°C, VCC = 5.0V
CPD Power Dissipation Capacitance (Note 2)
19
pF
1. Parameter guaranteed by design. tOSLH = |tPLHm − tPLHn|, tOSHL = |tPHLm − tPHLn|.
2. CPD is defined as the value of the internal equivalent capacitance which is calculated from the operating current consumption without load.
Average operating current can be obtained by the equation: ICC(OPR) = CPD  VCC  fin + ICC / 8 (per bit). CPD is used to determine the no−load
dynamic power consumption; PD = CPD  VCC2  fin + ICC  VCC.
NOISE CHARACTERISTICS (Input tr = tf = 3.0ns, CL = 50pF, VCC = 5.0V)
Symbol
Parameter
VOLP Quiet Output Maximum Dynamic VOL
VOLV Quiet Output Minimum Dynamic VOL
VIHD Minimum High Level Dynamic Input Voltage
VILD Maximum Low Level Dynamic Input Voltage
TA = 25°C
Typ
Max
Unit
1.2
1.6
V
−1.2
−1.6
V
2.0
V
0.8
V
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