參數(shù)資料
型號: MC74VHCT50A
廠商: ON SEMICONDUCTOR
英文描述: Noninverting Buffer / CMOS Logic Level Shifter(非反相緩沖器/CMOS邏輯電平轉(zhuǎn)換器)
中文描述: 同相緩沖/ CMOS邏輯電平轉(zhuǎn)換器(非反相緩沖器/的CMOS邏輯電平轉(zhuǎn)換器)
文件頁數(shù): 3/7頁
文件大?。?/td> 91K
代理商: MC74VHCT50A
MC74VHCT50A
http://onsemi.com
3
DC ELECTRICAL CHARACTERISTICS
V
CC
(V)
T
A
= 25
°
C
Typ
T
A
85
°
C
Min
T
A
125
°
C
Min
Symbol
Parameter
Test Conditions
Min
Max
Max
Max
Unit
V
IH
Minimum HighLevel
Input Voltage
3.0
4.5
5.5
1.2
2.0
2.0
1.2
2.0
2.0
1.2
2.0
2.0
V
V
IL
Maximum LowLevel
Input Voltage
3.0
4.5
5.5
0.53
0.8
0.8
0.53
0.8
0.8
0.53
0.8
0.8
V
V
OH
Minimum HighLevel
Output Voltage
V
IN
= V
IH
or V
IL
V
IN
= V
IH
or V
IL
I
OH
= 50 A
V
IN
= V
IH
or V
IL
I
OH
= 4 mA
I
OH
= 8 mA
V
IN
= V
IH
or V
IL
I
OL
= 50 A
V
IN
= V
IH
or V
IL
I
OH
= 4 mA
I
OL
= 8 mA
V
IN
= 5.5 V or GND
3.0
4.5
2.9
4.4
3.0
4.5
2.9
4.4
2.9
4.4
V
3.0
4.5
2.58
3.94
2.48
3.80
2.34
3.66
V
V
OL
Maximum LowLevel
Output Voltage
V
IN
= V
IH
or V
IL
3.0
4.5
0.0
0.0
0.1
0.1
0.1
0.1
0.1
0.1
V
3.0
4.5
0.36
0.36
0.44
0.44
0.52
0.52
V
I
IN
Maximum Input
Leakage Current
0 to
5.5
±
0.1
±
1.0
±
1.0
μ
A
I
CC
Maximum Quiescent
Supply Current
V
IN
= V
CC
or GND
5.5
2.0
20
40
μ
A
I
CCT
Quiescent Supply
Current
Input: V
IN
= 3.4 V
5.5
1.35
1.50
1.65
mA
I
OFF
Output Leakage
Current
V
OUT
= 5.5 V
0.0
0.5
5.0
10
μ
A
Symbol
Parameter
Test Conditions
Unit
Min
Typ
Max
Min
Max
Min
Max
t
PLH
,
t
PHL
Maximum
Propogation Delay,
Input A to Y
V
CC
= 3.3
±
0.3 V
C
L
= 15 pF
C
L
= 50 pF
5.5
8.0
7.9
11.4
1.0
1.0
9.5
13.0
ns
V
CC
= 5.0
±
0.5 V
C
L
= 15 pF
C
L
= 50 pF
6.2
7.0
7.5
8.5
8.5
9.5
9.5
10.5
C
IN
Maximum Input
Capacitance
5
10
10
10
pF
C
PD
6. C
PD
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: I
CC(OPR
)
= C
PD
V
CC
f
in
+ I
CC
. C
PD
is used to determine the noload dynamic
power consumption; P
D
= C
PD
V
CC2
f
in
+ I
CC
V
CC
.
Power Dissipation Capacitance (Note 6)
Typical @ 25
°
C, V
CC
= 5.0 V
pF
15
NOISE CHARACTERISTICS
(Input t
r
= t
f
= 3.0ns, C
L
= 50pF, V
CC
= 5.0V)
Symbol
Characteristic
T
A
= 25
°
C
Unit
Typ
Max
V
OLP
Quiet Output Maximum Dynamic V
OL
0.8
1.0
V
V
OLV
Quiet Output Minimum Dynamic V
OL
0.8
1.0
V
V
IHD
Minimum High Level Dynamic Input Voltage
2.0
V
V
ILD
Maximum Low Level Dynamic Input Voltage
0.8
V
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