参数资料
型号: MC74AC245DWR2
厂商: MOTOROLA INC
元件分类: 总线收发器
英文描述: AC SERIES, 8-BIT TRANSCEIVER, TRUE OUTPUT, PDSO20
封装: PLASTIC, SOIC-20
文件页数: 3/6页
文件大小: 172K
代理商: MC74AC245DWR2
MC74AC245 MC74ACT245
5-3
FACT DATA
DC CHARACTERISTICS
Symbol
Parameter
VCC
(V)
74AC
Unit
Conditions
Symbol
Parameter
VCC
(V)
TA = +25°C
TA =
–40
°C to +85°C
Unit
Conditions
Typ
Guaranteed Limits
VIH
Minimum High Level
Input Voltage
3.0
1.5
2.1
VOUT = 0.1 V
Input Voltage
4.5
2.25
3.15
V
or VCC – 0.1 V
5.5
2.75
3.85
VIL
Maximum Low Level
Input Voltage
3.0
1.5
0.9
VOUT = 0.1 V
Input Voltage
4.5
2.25
1.35
V
or VCC – 0.1 V
5.5
2.75
1.65
VOH
Minimum High Level
Output Voltage
3.0
2.99
2.9
IOUT = –50 A
Output Voltage
4.5
4.49
4.4
V
5.5
5.49
5.4
V
*VIN = VIL or VIH
3.0
2.56
2.46
V
–12 mA
4.5
3.86
3.76
V
IOH
–24 mA
5.5
4.86
4.76
–24 mA
VOL
Maximum Low Level
Output Voltage
3.0
0.002
0.1
IOUT = 50 A
Output Voltage
4.5
0.001
0.1
V
5.5
0.001
0.1
V
*VIN = VIL or VIH
3.0
0.36
0.44
V
12 mA
4.5
0.36
0.44
V
IOL
24 mA
5.5
0.36
0.44
24 mA
IIN
Maximum Input
Leakage Current
5.5
±0.1
±1.0
A
VI = VCC, GND
Leakage Current
5.5
±0.1
±1.0
A
VI = VCC, GND
IOZT
Maximum
3-State
Current
VI (OE) = VIL, VIH
3-State
Current
5.5
±0.6
±6.0
A
VI = VCC, GND
Current
VO = VCC, GND
IOLD
Minimum Dynamic
Output Current
5.5
75
mA
VOLD = 1.65 V Max
IOHD
Output Current
5.5
–75
mA
VOHD = 3.85 V Min
ICC
Maximum Quiescent
Supply Current
5.5
8.0
80.0
A
VIN = VCC or GND
Supply Current
5.5
8.0
80.0
A
VIN = VCC or GND
* All outputs loaded; thresholds on input associated with output under test.
Maximum test duration 2.0 ms, one output loaded at a time.
Note: IIN and ICC @ 3.0 V are guaranteed to be less than or equal to the respective limit @ 5.5 V VCC.
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