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参数资料
| 型号： | MC74ACT640DT |
| 厂商： | ON SEMICONDUCTOR |
| 元件分类： | 总线收发器 |
| 英文描述： | ACT SERIES, 8-BIT TRANSCEIVER, INVERTED OUTPUT, PDSO20 |
| 封装： | PLASTIC, TSSOP-20 |
| 文件页数： | 3/7页 |
| 文件大小： | 172K |
| 代理商： | MC74ACT640DT |
MC74ACT640
http://onsemi.com
3
DC CHARACTERISTICS
Symbol
Parameter
VCC (V)
TA = +255C
TA = 405C to
+855C
Unit
Conditions
Typ
Guaranteed Limits
VIH
Minimum High Level Input Voltage
4.5
5.5
1.5
2.0
V
VOUT = 0.1 V
or
VCC 0.1 V
VIL
Maximum Low Level Input Voltage
4.5
5.5
1.5
0.8
V
VOUT = 0.1 V
or
VCC 0.1 V
VOH
Minimum High Level Output Voltage
4.5
5.5
4.49
5.49
4.4
5.4
4.4
5.4
V
IOUT = 50 μA
4.5
5.5
3.86
4.86
3.76
4.76
V
*VIN = VIL or VIH
24 mA
IOH
24 mA
VOL
Maximum Low Level Output Voltage
4.5
5.5
0.001
0.1
V
IOUT = 50 μA
4.5
5.5
0.36
0.44
V
*VIN = VIL or VIH
24 mA
IOH
24 mA
IIN
Maximum Input Leakage Current
5.5
±0.1
±1.0
μA
VI = VCC, GND
DICCT
Additional Max. ICC/Input
5.5
0.6
1.5
mA
VI = VCC 2.1 V
IOZ
Maximum 3State Current
5.5
±0.5
±5.0
μA
VI (OE) = VIL, VIH
VI = VCC, GND
VO = VCC, GND
IOLD
IOHD
Minimum Dynamic Output Current
5.5
75
mA
VOLD = 1.65 V Max
ICC
Maximum Quiescent Supply Current
5.5
8.0
80
μA
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.
Symbol
Parameter
VCC* (V)
TA = +255C
CL = 50 pF
TA = 405C to +855C
CL = 50 pF
Unit
Min
Max
Min
Max
tPLH
Propagation Delay
An to Bn or Bn to An
5.0
1.5
8.0
1.0
8.5
ns
tPHL
Propagation Delay
An to Bn or Bn to An
5.0
1.5
8.0
1.0
9.0
ns
tPZH
Output Enable Time
OE to An or Bn
5.0
1.5
10.0
1.0
11.0
ns
tPZL
Output Enable Time
OE to An or Bn
5.0
1.5
10.0
1.0
11.0
ns
tPHZ
Output Disable Time
T/R or OE to An or Bn
5.0
1.5
10.0
1.0
11.0
ns
tPLZ
Output Disable Time
T/R or OE to An or Bn
5.0
1.5
10.0
1.0
11.0
ns
*Voltage Range 5.0 V is 5.0 V ±0.5 V
CAPACITANCE
Symbol
Parameter
Value
Typ
Unit
Test Conditions
CIN
Input Capacitance
4.5
pF
VCC = 5.0 V
CI/O
Input/Output Capacitance
15
pF
VCC = 5.0 V
CPD
Power Dissipation Capacitance
45
pF
VCC = 5.0 V
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