MM74C991N中文资料仙童半导体数据手册PDF规格书
MM74C991N规格书详情
General Description
The MM74C911 display controller is an interface element with memory that drives a 4-digit, 8-segment LED display. The MM74C911 allows individual control of any segment in the 4-digit display. The number of segments per digit can be expanded without any external components. For example, two MM74C911’s can be cascaded to drive a 16-segment alpha-numeric display
特性 Features
■ Direct segment drive (100 mA typ.) 3-STATE
■ 4 registers addressed like RAM
■ Internal oscillator and scanning circuit
■ Direct base drive to digit transistor
■ Segment expandability without external components
■ TTL compatible inputs
■ Power saver mode—5 µW (typ.)
产品属性
- 型号：
MM74C991N
- 制造商：
FAIRCHILD
- 制造商全称：
Fairchild Semiconductor
- 功能描述：
4-Digit Expandable Segment Display Controller
| 供应商 | 型号 | 品牌 | 批号 | 封装 | 库存 | 备注 | 价格 |
|---|---|---|---|---|---|---|---|
FAI |
25+23+ |
SOP-14 |
7826 |
绝对原装正品全新进口深圳现货 |
询价 | ||
NSC |
24+ |
SOP14 |
22055 |
郑重承诺只做原装进口现货 |
询价 | ||
NS |
25+ |
DIP |
2679 |
原装优势!绝对公司现货!可长期供货! |
询价 | ||
NS |
24+ |
DIP-14/25PCS |
37500 |
原装正品现货,价格有优势! |
询价 | ||
FAI |
22+ |
SOP-14 |
3000 |
原装现货库存.价格优势 |
询价 | ||
FAIRCHILD |
25+ |
SOP16 |
4500 |
百分百原装正品 真实公司现货库存 本公司只做原装 可 |
询价 | ||
FAIRCHIL |
22+ |
DIP |
5000 |
只做原装鄙视假货15118075546 |
询价 | ||
NS |
2025+ |
SOP14 |
4816 |
全新原厂原装产品、公司现货销售 |
询价 | ||
FAI |
03+ |
SOP-14 |
55 |
原装现货海量库存欢迎咨询 |
询价 | ||
FAIRCHILD/仙童 |
2223+ |
5.2MM |
26800 |
只做原装正品假一赔十为客户做到零风险 |
询价 |
