Philips Semiconductors
8-bit static shift register
Product specification
HEF4021B
MSI
Fig.4 Waveforms showing minimum clock pulse width, set-up time and hold time for CP and DS.
Fig.5 Waveforms showing minimum PL pulse width, recovery time for PL, and set-up and hold times for Pn to
PL. Set-up and hold times are shown as positive values but may be specified as negative values.
January 1995
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