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74LS49/54LS49 pdf datasheet
消耗积分:5 |
格式:rar |
大小:133 |
2008-08-06
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54LS49 BCD to 7-Segment Decoder
General Description
The 54LS49 translates four lines of BCD (8421) input data
into the 7-segment numeral code as shown in the Function
Table. It has open-collector outputs and is logically the 14-
pin verson of the '48, without the lamp test and ripple blanking
features. Also see the 'LS249 data sheet.
General Description
The 54LS49 translates four lines of BCD (8421) input data
into the 7-segment numeral code as shown in the Function
Table. It has open-collector outputs and is logically the 14-
pin verson of the '48, without the lamp test and ripple blanking
features. Also see the 'LS249 data sheet.
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