CD4538BC Datasheet, PDF (7/10 Pages) Fairchild Semiconductor – Dual Precision Monostable

Typical Applications (Continued)
FIGURE 6 Switching Test Waveforms
C_L e 50 pF
TL F 6000 – 10
R_X e R_X e 100 kX
C_X e C_X e 100 pF
C₁ e C₂ e 0 1 mF
TL F 6000 – 11
Input Connections
Characteristics
CD
A
t_PLH t_PHL t_TLH t_THL
PW_OUT t_WH t_WL
t_PLH t_PHL t_TLH t_THL
PW_OUT t_WH t_WL
t_PLH(R) t_PHL(R)
t_WH t_WL
V_DD
V_DD
PG3
PG1
V_SS
PG1
B
V_DD
PG2
PG2
Includes capacitance of probes
wiring and fixture parasitic
Note Switching test waveforms
for PG1 PG2 PG3 are
shown in Figure 6
TL F 6000 – 13
FIGURE 7 Switching Test Circuit
7
TL F 6000 – 12
Duty Cycle e 50%
TL F 6000 – 14
FIGURE 8 Power Dissipation Test
Circuit and Waveforms