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MC74VHC541 Datasheet, PDF (3/6 Pages) Motorola, Inc – Octal Bus Buffer | |||
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MC74VHC541
ÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃ DC ELECTRICAL CHARACTERISTICS
ÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃ Symbol
Parameter
Test Conditions
ÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃ Iin
Maximum Input
ÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃ Leakage Current
Vin = 5.5V or GND
ÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃ IOZ MaximumThreeâState Vin = VIL or VIH
Leakage Current
Vout = VCC or GND
ÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃ ICC Maximum Quiescent Vin = VCC or GND
ÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃ Supply Current
VCC
V
0 to 5.5
TA = 25°C
Min
Typ
Max
± 0.1
5.5
± 0.25
5.5
4.0
TA = â 40 to 85°C
Min
Max Unit
± 1.0
µA
± 2.5
µA
40.0
µA
ÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃ AC ELECTRICAL CHARACTERISTICS (Input tr = tf = 3.0ns)
ÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃ Symbol
ÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃ tPLH,
tPHL
Parameter
Maximum Propagation Delay,
A to Y
ÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃ tPZL,
ÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃ tPZH
Output Enable TIme,
OE to Y
ÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃ tPLZ,
tPHZ
Output Disable Time,
OE to Y
ÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃ tOSLH, OutputtoOutputSkew
ÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃ tOSHL
ÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃ Cin
ÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃ Cout
Maximum Input Capacitance
Maximum ThreeâState Output
Capacitance (Output in High
Impedance State)
Test Conditions
VCC = 3.3 ± 0.3V
VCC = 5.0 ± 0.5V
VCC = 3.3 ± 0.3V
RL = 1kâ¦
VCC = 5.0 ± 0.5V
RL = 1kâ¦
VCC = 3.3 ± 0.3V
RL = 1kâ¦
VCC = 5.0 ± 0.5V
RL = 1kâ¦
VCC = 3.3 ± 0.3V
(Note NO TAG)
CL = 15pF
CL = 50pF
CL = 15pF
CL = 50pF
CL = 15pF
CL = 50pF
CL = 15pF
CL = 50pF
CL = 50pF
CL = 50pF
CL = 50pF
VCC = 5.0 ± 0.5V CL = 50pF
(Note NO TAG)
TA = 25°C
Min
Typ
Max
5.0
7.0
7.5
10.5
3.5
5.0
5.0
7.0
6.8
10.5
9.3
14.0
4.7
7.2
6.2
9.2
11.2
15.4
6.0
8.8
1.5
1.0
4
10
6
TA = â 40 to 85°C
Min
Max Unit
1.0
8.5
ns
1.0
12.0
1.0
6.0
1.0
8.0
1.0
12.5 ns
1.0
16.0
1.0
8.5
1.0
10.5
1.0
17.5 ns
1.0
10.0
1.5
ns
1.0
ns
10
pF
pF
Typical @ 25°C, VCC = 5.0V
CPD Power Dissipation Capacitance (Note NO TAG)
18
pF
1. Parameter guaranteed by design. tOSLH = |tPLHm â tPLHn|, tOSHL = |tPHLm â 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 noâload
dynamic power consumption; PD = CPD VCC2 fin + ICC VCC.
NOISE CHARACTERISTICS (Input tr = tf = 3.0ns, CL = 50pF, VCC = 5.0V)
Symbol
VOLP
VOLV
VIHD
VILD
Parameter
Quiet Output Maximum Dynamic VOL
Quiet Output Minimum Dynamic VOL
Minimum High Level Dynamic Input Voltage
Maximum Low Level Dynamic Input Voltage
TA = 25°C
Typ
Max
Unit
0.9
1.2
V
â 0.9
â 1.2
V
3.5
V
1.5
V
VHC Data â Advanced CMOS Logic
3
DL203 â Rev 2
MOTOROLA
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