74LCX573_04 Datasheet, PDF (6/13 Pages) STMicroelectronics – OCTAL D-TYPE LATCH NON-INVERTING (3-STATE) WITH 5V TOLERANT INPUTS AND OUTPUTS

74LCX573
Figure 4: Test Circuit
t_PLH, t_PHL
t_PZL, t_PLZ
t_PZH, t_PHZ
TEST
SWITCH
Open
6V
GND
C_L = 50 pF or equivalent (includes jig and probe capacitance)
R_L = R1 = 500Ω or equivalent
R_T = Z_OUT of pulse generator (typically 50Ω)
Figure 5: Waveform - LE TO Qn Propagation Delays, LE Pulse Width, Dn TO LE Setup And Hold
Times (f=1MHz; 50% duty cycle)
6/13