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HD74HC149 8-to-8-line Priority Encoder

HD74HC149 Description

HD74HC149 8-to-8-line Priority Encoder REJ03D0574-0200 (Previous ADE-205-448) Rev.2.00 Oct 11, 2005 .
The HD74HC149 is priority encoder which has 8 input lines (0 - 7) and 8 output lies (Y0 - Y7).

HD74HC149 Features

* High Speed Operation: tpd (0 - 7 to Y) = 16 ns typ (CL = 50 pF)
* High Output Current: Fanout of 10 LSTTL Loads
* Wide Operating Voltage: VCC = 2 to 6 V
* Low Input Current: 1 µA max
* Low Quiescent Supply Current: ICC (static) = 4 µA max (Ta = 25°C)

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