HEF4534BF中文资料PDF规格书
HEF4534BF规格书详情
DESCRIPTION
The HEF4534B is a 5-decade ripple counter. The binary outputs of the decade counters are time-multiplexed by an internal scanner on four BCD outputs (O0 to O3). The selected decade is indicated by a logic HIGH on the appropriate digit select output (OS0: units, 1; OS1: tens,
10; OS2: hundreds, 102;OS3: thousands, 103; OS4: ten thousands, 104).
The binary outputs (O0to O3) and the select outputs (OS0 to OS4) are 3-state controlled via enable inputs EO andEOS respectively, allowing interface with other bus orientated devices. Cascading may be accomplished by using the carry out (TC). The counter is triggered by a LOW to HIGH transition on the decade clock (CPA) and is reset by a HIGH level on the master reset (MR).
供应商 | 型号 | 品牌 | 批号 | 封装 | 库存 | 备注 | 价格 |
---|---|---|---|---|---|---|---|
ST/意法 |
23+ |
DIP |
98900 |
原厂原装正品现货!! |
询价 | ||
PHI原装 |
DIP |
68900 |
原包原标签100%进口原装常备现货! |
询价 | |||
PHI |
22+ |
CDIP16 |
3629 |
原装优势!房间现货!欢迎来电! |
询价 | ||
PHI |
2021+ |
CDIP |
1600 |
自家库存,百分之百原装 |
询价 | ||
PHIL-TAIWAN |
23+ |
QFP |
3200 |
全新原装、诚信经营、公司现货销售 |
询价 | ||
PHILIPS |
23+ |
SMD24 |
5000 |
原装现货,优势热卖 |
询价 | ||
NXP |
19+ |
SOP |
73130 |
原厂代理渠道,每一颗芯片都可追溯原厂; |
询价 | ||
PHILIPS |
22+ |
SMD24 |
7083 |
⊙⊙新加坡大量现货库存,深圳常备现货!欢迎查询!⊙ |
询价 | ||
MOT |
23+ |
CDIP |
5000 |
原装正品,假一罚十 |
询价 | ||
PHILIPS |
DIP |
8650 |
一级代理 原装正品假一罚十价格优势长期供货 |
询价 |