參數(shù)資料
型號(hào)： MC74VHC125MEL
廠商： ON SEMICONDUCTOR
元件分類： 總線收發(fā)器
英文描述： AHC/VHC SERIES, QUAD 1-BIT DRIVER, TRUE OUTPUT, PDSO14
封裝： EIAJ, PLASTIC, SOIC-14
文件頁(yè)數(shù)： 5/11頁(yè)
文件大小： 178K
代理商： MC74VHC125MEL
MC74VHC125
MOTOROLA
Very High–Speed CMOS Logic
VHC Data – DL203 – Rev 2
44
DC ELECTRICAL CHARACTERISTICS
Unit
TA = – 40 to 85°C
TA = 25°C
VCC
V
Test Conditions
Parameter
Symbol
Unit
Max
Min
Max
Typ
Min
VCC
V
Test Conditions
Parameter
Symbol
Iin
Maximum Input
Leakage Current
Vin = 5.5V or GND
0 to 5.5
± 0.1
± 1.0
A
ICC
Maximum Quiescent
Supply Current
Vin = VCC or GND
5.5
4.0
40.0
A
AC ELECTRICAL CHARACTERISTICS (Input tr = tf = 3.0ns)
TA = 25°C
TA = – 40 to 85°C
Symbol
Parameter
Test Conditions
Min
Typ
Max
Min
Max
Unit
tPLH,
tPHL
Maximum Propagation Delay,
A to Y
VCC = 3.3 ± 0.3V
CL = 15pF
CL = 50pF
5.6
8.1
8.0
11.5
1.0
9.5
13.0
ns
VCC = 5.0 ± 0.5V
CL = 15pF
CL = 50pF
3.8
5.3
5.5
7.5
1.0
6.5
8.5
tPZL,
tPZH
Maximum Output Enable TIme,
OE to Y
VCC = 3.3 ± 0.3V
CL = 15pF
RL = 1k
CL = 50pF
5.4
7.9
8.0
11.5
1.0
9.5
13.0
ns
VCC = 5.0 ± 0.5V
CL = 15pF
RL = 1k
CL = 50pF
3.6
5.1
5.1
7.1
1.0
6.0
8.0
tPLZ,
tPHZ
Maximum Output Disable Time,
OE to Y
VCC = 3.3 ± 0.3V
CL = 50pF
RL = 1k
9.5
13.2
1.0
15.0
ns
VCC = 5.0 ± 0.5V
CL = 50pF
RL = 1k
6.1
8.8
1.0
10.0
tOSLH,
tOSHL
Output–to–Output Skew
VCC = 3.3 ± 0.3V
CL = 50pF
(Note 1.)
1.5
1.5
ns
VCC = 5.0 ± 0.5V
CL = 50pF
(Note 1.)
1.0
1.0
Cin
Maximum Input Capacitance
4
10
10
pF
Cout
Maximum Three–State Output
Capacitance (Output in High
Impedance State)
6
pF
Typical @ 25
°C, VCC = 5.0V
CPD
Power Dissipation Capacitance (Note 2.)
14
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.
Averageoperatingcurrentcanbeobtainedbytheequation:ICC(OPR)=CPDVCCfin+ICC / 4(perbuffer).CPDisusedtodeterminetheno–load
dynamic power consumption; PD = CPD VCC2 fin + ICC VCC.
NOISE CHARACTERISTICS (Input tr = tf = 3.0ns, CL = 50pF, VCC = 5.0V)
TA = 25°C
Symbol
Characteristic
Typ
Max
Unit
VOLP
Quiet Output Maximum Dynamic VOL
0.3
0.8
V
VOLV
Quiet Output Minimum Dynamic VOL
– 0.3
– 0.8
V
VIHD
Minimum High Level Dynamic Input Voltage
3.5
V
VILD
Maximum Low Level Dynamic Input Voltage
1.5
V
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