74HC280DB 데이터 시트보기 (PDF) - Philips Electronics

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74HC280DB

9-bit odd/even parity generator/checker

Philips Electronics 

Philips Semiconductors

9-bit odd/even parity generator/checker

AC WAVEFORMS

Product specification

74HC/HCT280

(1) HC : VM = 50%; VI = GND to VCC.

HCT: VM = 1.3 V; VI = GND to 3 V.

Fig.6 Waveforms showing the data input (In) to parity outputs (∑E, ∑O) propagation delays and the output

transition time.

APPLICATION INFORMATION

For a single-chip 16-bit even/odd parity

generator/checker, see PC74HC/HCT7080.

Fig.7 Cascaded 17-bit odd/even parity generator/checker.

PACKAGE OUTLINES

See “74HC/HCT/HCU/HCMOS Logic Package Outlines”.

December 1990

7

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