MC14040 Ver la hoja de datos (PDF) - ON Semiconductor
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MC14040 Datasheet PDF : 9 Pages
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MC14040B
ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ SWITCHING CHARACTERISTICS (Note 5) (CL = 50 pF, TA = 25_C)
ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ Characteristic
Symbol
VDD
Vdc
ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ Output Rise and Fall Time
ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ TTLH, TTHL = (1.5 ns/pF) CL + 25 ns
ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ TTLH, TTHL = (0.75 ns/pF) CL + 12.5 ns
TTLH, TTHL = (0.55 ns/pF) CL + 9.5 ns
ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ Propagation Delay Time
ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ Clock to Q1
tPHL, tPLH = (1.7 ns/pF) CL + 315 ns
ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ tPHL, tPLH = (0.66 ns/pF) CL + 137 ns
ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ tPHL, tPLH = (0.5 ns/pF) CL + 95 ns
tTLH,
tTHL
5.0
10
15
tPLH,
tPHL
5.0
10
15
ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ Clock to Q12
tPHL, tPLH = (1.7 ns/pF) CL + 2415 ns
5.0
ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ tPHL, tPLH = (0.66 ns/pF) CL + 867 ns
10
ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ tPHL, tPLH = (0.5 ns/pF) CL + 475 ns
15
Propagation Delay Time
ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ Reset to Qn
ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ tPHL = (1.7 ns/pF) CL + 485 ns
ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ tPHL = (0.86 ns/pF) CL + 182 ns
tPHL = (0.5 ns/pF) CL + 145 ns
ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ Clock Pulse Width
tPHL
5.0
10
15
tWH
5.0
10
15
ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ Clock Pulse Frequency
fcl
5.0
10
15
ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ Clock Rise and Fall Time
tTLH, tTHL
5.0
10
15
ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ Reset Pulse Width
tWH
5.0
10
15
ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ Reset Removal Time
trem
5.0
10
15
ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ 5. The formulas given are for the typical characteristics only at 25_C.
Min
Typ
Max
Unit
(Note 6)
ns
−
100
200
−
50
100
−
40
80
ns
−
260
520
−
115
230
−
80
160
ns
−
1625
3250
−
720
1440
−
500
1000
ns
−
370
740
−
155
310
−
115
230
385
140
150
55
115
38
−
ns
−
−
−
2.1
1.5
MHz
−
7.0
3.5
−
10.0
4.5
ns
No Limit
960
320
360
120
270
80
130
65
50
25
30
15
−
ns
−
−
−
ns
−
−
6. Data labelled “Typ” is not to be used for design purposes but is intended as an indication of the IC’s potential performance.
500 mF
VDD
ID
0.01 mF
CERAMIC
PULSE
GENERATOR
C Q1
Q2
R Qn
VSS
CL
CL
CL
CLOCK
20 ns
90%
50%
10%
50% DUTY CYCLE
20 ns
VDD
VSS
Figure 1. Power Dissipation Test Circuit
and Waveform
PULSE
GENERATOR
VDD
C Q1
Q2
R Qn
VSS
CL
CL
CL
CLOCK
20 ns
tPLH
90%
50%
10%
tWH
20 ns
tPHL
Q
90%
50%
10%
tTLH tTHL
Figure 2. Switching Time Test Circuit
and Waveforms
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