參數(shù)資料
型號(hào): 74HC190
廠商: NXP Semiconductors N.V.
元件分類: 通用總線功能
英文描述: Presettable synchronous BCD decade up/down counter
中文描述: 可預(yù)置同步BCD碼十年向上/向下計(jì)數(shù)器
文件頁(yè)數(shù): 7/13頁(yè)
文件大?。?/td> 101K
代理商: 74HC190
December 1990
7
Philips Semiconductors
Product specification
Presettable synchronous BCD decade
up/down counter
74HC/HCT190
Fig.8 Typical load, count and inhibit sequence.
Sequence
Load (present) to BCD seven;
count up to eight, nine, zero,
one and two;
inhibit;
count down to one, zero, nine,
eight and seven.
Fig.9 Logic diagram.
相關(guān)PDF資料
PDF描述
74HC190D Presettable synchronous BCD decade up/down counter
74HC190DB Presettable synchronous BCD decade up/down counter
74HC190N Presettable synchronous BCD decade up/down counter
74HC190PW Presettable synchronous BCD decade up/down counter
74HCT190D Presettable synchronous BCD decade up/down counter
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
74HC190D 制造商:PHILIPS 制造商全稱:NXP Semiconductors 功能描述:Presettable synchronous BCD decade up/down counter
74HC190DB 制造商:PHILIPS 制造商全稱:NXP Semiconductors 功能描述:Presettable synchronous BCD decade up/down counter
74HC190D-T 制造商:未知廠家 制造商全稱:未知廠家 功能描述:Asynchronous Up/Down Counter
74HC190N 制造商:PHILIPS 制造商全稱:NXP Semiconductors 功能描述:Presettable synchronous BCD decade up/down counter
74HC190PW 制造商:PHILIPS 制造商全稱:NXP Semiconductors 功能描述:Presettable synchronous BCD decade up/down counter