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74F190 datasheet

 
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seekic



Joined: 25 Jun 2008
Posts: 1
PostPosted: Wed Jun 25, 2008 2:26 pm    Post subject: 74F190 datasheet Reply with quote
74F190 Up/Down Decade Counter with Preset and Ripple Clock
http://www.chinaicmart.com/series-74F/74F190.html

General Description
The 74F190 is a reversible BCD (8421) decade counter featuring synchronous counting and asynchronous presetting. The preset feature allows the 74F190 to be used in programmable dividers. The Count Enable input, the Terminal Count output and the Ripple Clock output make possible a variety of methods of implementing multistage counters. In the counting modes, state changes are initiated by the rising edge of the clock.
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vtech



Joined: 08 May 2006
Posts: 1264
Location: USA
PostPosted: Wed Jun 25, 2008 3:15 pm    Post subject: Re: 74F190 datasheet Reply with quote
seekic wrote:
74F190 Up/Down Decade Counter with Preset and Ripple Clock
http://www.chinaicmart.com/series-74F/74F190.html

General Description
The 74F190 is a reversible BCD (8421) decade counter featuring synchronous counting and asynchronous presetting. The preset feature allows the 74F190 to be used in programmable dividers. The Count Enable input, the Terminal Count output and the Ripple Clock output make possible a variety of methods of implementing multistage counters. In the counting modes, state changes are initiated by the rising edge of the clock.

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