MM74C991N中文資料仙童半導體數(shù)據(jù)手冊PDF規(guī)格書
MM74C991N規(guī)格書詳情
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
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.)
產品屬性
- 型號：
MM74C991N
- 制造商：
FAIRCHILD
- 制造商全稱：
Fairchild Semiconductor
- 功能描述：
4-Digit Expandable Segment Display Controller
| 供應商 | 型號 | 品牌 | 批號 | 封裝 | 庫存 | 備注 | 價格 |
|---|---|---|---|---|---|---|---|
FAIRCHIL |
22+ |
DIP |
5000 |
只做原裝,假一賠十 |
詢價 | ||
FAI |
25+23+ |
SOP-14 |
7826 |
絕對原裝正品全新進口深圳現(xiàn)貨 |
詢價 | ||
2023+ |
3.9mm |
3000 |
進口原裝現(xiàn)貨 |
詢價 | |||
NSC |
20+ |
DIP14 |
12300 |
獨立分銷商 公司只做原裝 誠心經營 免費試樣正品保證 |
詢價 | ||
FAI |
03+ |
SOP-14 |
55 |
原裝現(xiàn)貨海量庫存歡迎咨詢 |
詢價 | ||
NS |
24+ |
DIP |
2679 |
原裝優(yōu)勢!絕對公司現(xiàn)貨!可長期供貨! |
詢價 | ||
FAIR |
24+ |
SOP |
3200 |
十年品牌!原裝現(xiàn)貨!!! |
詢價 | ||
FAIRCHILD/仙童 |
2223+ |
5.2MM |
26800 |
只做原裝正品假一賠十為客戶做到零風險 |
詢價 | ||
NSC |
DIP14 |
3564 |
一級代理 原裝正品假一罰十價格優(yōu)勢長期供貨 |
詢價 | |||
NSC |
24+ |
DIP14 |
12000 |
原裝正品 假一罰十 可拆樣 |
詢價 |
