74HC297 データシートの表示（PDF） - Philips Electronics
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74HC297 Datasheet PDF : 12 Pages
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Philips Semiconductors
Digital phase-locked-loop filter
AC WAVEFORMS
Product specification
74HC/HCT297
(1) HC : VM = 50%; VI = GND to VCC.
HCT: VM = 1.3 V; VI = GND to 3 V.
Fig.11 Waveforms showing the clock (I/DCP) to output (I/DOUT) propagation delays, the clock pulse width, output
transition times and maximum clock pulse frequency.
(1) HC : VM = 50%; VI = GND to VCC.
HCT: VM = 1.3 V; VI = GND to 3 V.
Fig.12 Waveforms showing the phase input (φB, φA1) to output (XORPDOUT) propagation delays and output
transition times.
September 1993
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