MC74AC109DT(2001) Ver la hoja de datos (PDF) - ON Semiconductor
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MC74AC109DT Datasheet PDF : 12 Pages
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MC74AC109, MC74ACT109
AC CHARACTERISTICS (For Figures and Waveforms – See Section 3 of the ON Semiconductor FACT Data Book, DL138/D)
74AC
74AC
Symbol
Parameter
VCC*
(V)
TA = +25°C
CL = 50 pF
TA = –40°C
to +85°C
CL = 50 pF
Unit
Fig.
No.
Min Typ Max Min Max
fmax
Maximum Clock
Frequency
3.3 125 –
5.0 150 –
– 100 –
– 125 –
MHz 3–3
tPLH
Propagation Delay
CPn to Qn or Qn
tPHL
Propagation Delay
CPn to Qn or Qn
tPLH
Propagation Delay
CDn or SDn to Qn or Qn
tPHL
Propagation Delay
CDn or SDn to Qn or Qn
*Voltage Range 3.3 V is 3.3 V ±0.3 V.
*Voltage Range 5.0 V is 5.0 V ±0.5 V.
3.3 4.0
–
13.5 3.5 16.0
5.0 2.5
–
10.0 2.0 10.5
ns
3–6
3.3 3.0
–
14.0 3.0 14.5
5.0 2.0
–
10.0 1.5 10.5
ns
3–6
3.3 3.0
–
12.0 2.5 13.0
5.0 2.5
–
9.0 2.0 10.0
ns
3–6
3.3 3.0
–
12.0 3.0 13.5
5.0 2.0
–
9.5 2.0 10.5
ns
3–6
AC OPERATING REQUIREMENTS
Symbol
Parameter
ts
Set–up Time, HIGH or LOW
Jn or Kn to CPn
th
Hold Time, HIGH or LOW
Jn or Kn to CPn
tw
Pulse Width
CPn or CDn or SDn
trec
Recovery TIme
CDn or SDn to CP
*Voltage Range 3.3 V is 3.3 V ±0.3 V.
*Voltage Range 5.0 V is 5.0 V ±0.5 V.
74AC
74AC
VCC*
(V)
TA = +25°C
CL = 50 pF
TA = –40°C
to +85°C
CL = 50 pF
Unit
Fig.
No.
Typ
Guaranteed Minimum
3.3
–
6.5
5.0
–
4.5
3.3
–
0
5.0
–
0.5
3.3
–
4.0
5.0
–
3.5
3.3
–
0
5.0
–
0
7.5
5.0
ns
3–9
0
0.5
ns
3–9
4.5
3.5
ns
3–6
0
0
ns
3–9
DC CHARACTERISTICS
Symbol
Parameter
VIH
VIL
VOH
Minimum High Level
Input Voltage
Maximum Low Level
Input Voltage
Minimum High Level
Output Voltage
VCC
(V)
4.5
5.5
4.5
5.5
4.5
5.5
74ACT
74ACT
TA = +25°C
TA =
–40°C to
+85°C
Typ Guaranteed Limits
1.5 2.0
2.0
1.5 2.0
2.0
1.5 0.8
0.8
1.5 0.8
0.8
4.49 4.4
4.4
5.49 5.4
5.4
4.5
– 3.86
3.76
5.5
– 4.86
4.76
*All outputs loaded; thresholds on input associated with output under test.
†Maximum test duration 2.0 ms, one output loaded at a time.
Unit
Conditions
V
VOUT = 0.1 V
or VCC – 0.1 V
V
VOUT = 0.1 V
or VCC – 0.1 V
V
IOUT = –50 µA
*VIN = VIL or VIH
V
–24 mA
IOH
–24 mA
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