MC14536B_14 Datasheet, PDF (4/15 Pages) ON Semiconductor – Programmable Timer

MC14536B
SWITCHING CHARACTERISTICS (Note 5) (C_L = 50 pF, T_A = 25_C)
Characteristic
Output Rise and Fall Time (Pin 13)
t_TLH, t_THL = (1.5 ns/pF) C_L + 25 ns
t_TLH, t_THL = (0.75 ns/pF) C_L + 12.5 ns
t_TLH, t_THL = (0.55 ns/pF) C_L + 9.5 ns
Symbol
V_DD
t_TLH,
t_THL
5.0
10
15
Propagation Delay Time
Clock to Q1, 8−Bypass (Pin 6) High
t_PLH, t_PHL = (1.7 ns/pF) C_L + 1715 ns
t_PLH, t_PHL = (0.66 ns/pF) C_L + 617 ns
t_PLH, t_PHL = (0.5 ns/pF) C_L + 425 ns
t_PLH,
t_PHL
5.0
10
15
Clock to Q1, 8−Bypass (Pin 6) Low
t_PLH, t_PHL = (1.7 ns/pF) C_L + 3715 ns
t_PLH, t_PHL = (0.66 ns/pF) C_L + 1467 ns
t_PLH, t_PHL = (0.5 ns/pF) C_L + 1075 ns
t_PLH,
t_PHL
5.0
10
15
Clock to Q16
t_PHL, t_PLH = (1.7 ns/pF) C_L + 6915 ns
t_PHL, t_PLH = (0.66 ns/pF) C_L + 2967 ns
t_PHL, t_PLH = (0.5 ns/pF) C_L + 2175 ns
t_PLH,
t_PHL
5.0
10
15
Reset to Q_n
t_PHL = (1.7 ns/pF) C_L + 1415 ns
t_PHL = (0.66 ns/pF) C_L + 567 ns
t_PHL = (0.5 ns/pF) C_L + 425 ns
t_PHL
5.0
10
15
Clock Pulse Width
t_WH
5.0
10
15
Min Typ (Note 6) Max
−
100
200
−
50
100
−
40
80
−
1800
3600
−
650
1300
−
450
1000
−
3.8
7.6
−
1.5
3.0
−
1.1
2.3
−
7.0
14
−
3.0
6.0
−
2.2
4.5
−
1500
3000
−
600
1200
−
450
900
600
300
−
200
100
−
170
85
−
Clock Pulse Frequency (50% Duty Cycle)
f_cl
5.0
−
1.2
0.4
10
−
3.0
1.5
15
−
5.0
2.0
Clock Rise and Fall Time
t_TLH,
5.0
t_THL
10
15
No Limit
Reset Pulse Width
t_WH
5.0
1000
500
−
10
400
200
−
15
300
150
−
5. The formulas given are for the typical characteristics only at 25_C.
6. Data labelled “Typ” is not to be used for design purposes but is intended as an indication of the IC’s potential performance.
Unit
ns
ns
ms
ms
ns
ns
MHz
−
ns
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