MC74AC640DWR2 查看數據表（PDF） - ON Semiconductor
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MC74AC640DWR2 Datasheet PDF : 8 Pages
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MC74ACT640
DC CHARACTERISTICS
Symbol
Parameter
VIH
Minimum High Level Input Voltage
VIL
Maximum Low Level Input Voltage
VOH
Minimum High Level Output Voltage
TA = –405C to
TA = +255C
+855C
VCC (V) Typ Guaranteed Limits Unit
Conditions
4.5
1.5 2.0
2.0
5.5
1.5 2.0
2.0
V
VOUT = 0.1 V
V
or
VCC – 0.1 V
4.5
1.5 0.8
0.8
5.5
1.5 0.8
0.8
V
VOUT = 0.1 V
V
or
VCC – 0.1 V
4.5 4.49 4.4
4.4
5.5 5.49 5.4
5.4
V
IOUT = –50 µA
V
4.5
3.86
3.76
V
*VIN = VIL or VIH –24 mA
5.5
4.86
4.76
V
IOH
–24 mA
VOL
Maximum Low Level Output Voltage
4.5 0.001 0.1
0.1
5.5 0.001 0.1
0.1
V
IOUT = 50 µA
V
4.5
0.36
0.44
V
*VIN = VIL or VIH –24 mA
5.5
0.36
0.44
V
IOH
–24 mA
IIN
DICCT
IOZ
Maximum Input Leakage Current
Additional Max. ICC/Input
Maximum 3–State Current
IOLD
IOHD
†Minimum Dynamic Output Current
5.5
±0.1
±1.0
5.5
0.6
1.5
5.5
±0.5
±5.0
5.5
75
5.5
–75
µA VI = VCC, GND
mA VI = VCC – 2.1 V
µA VI (OE) = VIL, VIH
VI = VCC, GND
VO = VCC, GND
mA VOLD = 1.65 V Max
mA
ICC
Maximum Quiescent Supply Current
5.5
8.0
80
*All outputs loaded; thresholds on input associated with output under test.
†Maximum test duration 2.0 ms, one output loaded at a time.
µA VIN = VCC or GND
AC CHARACTERISTICS tr = tf = 3.0 ns (For Figures and Waveforms, See Figures 2 and 3.)
TA = +255C
CL = 50 pF
TA = –405C to +855C
CL = 50 pF
Symbol
Parameter
VCC* (V)
Min
Max
Min
Max
Unit
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
*Voltage Range 5.0 V is 5.0 V ±0.5 V
1.5
10.0
1.0
11.0
ns
CAPACITANCE
Symbol
CIN
CI/O
CPD
Parameter
Input Capacitance
Input/Output Capacitance
Power Dissipation Capacitance
Value
Typ
4.5
15
45
Unit
Test Conditions
pF
VCC = 5.0 V
pF
VCC = 5.0 V
pF
VCC = 5.0 V
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