U4070B-FP中文資料Temic數(shù)據(jù)手冊(cè)PDF規(guī)格書
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Description
The U4074B is a monolithic integrated circuit that
contains all integral components of a ringing circuit for
telephone sets used in conjunction with a microcomputer.
The combination of a microcomputer and the U4074B
permits flexible programming of the ringing sequence
(melody), tone and volume control.
Features
Suitable for specifications FTZ 1TR2 and ETR 2
Rectifier bridge
Z-diode
Amplitude detection
Supply voltage for microcomputer 3.5 @ 1.5 mA
DC operation possible
Bridge push-pull output stage
CMOS-compatible microcomputer interface
2-bit log. volume adjustment
High-voltage bipolar technology, 30 V
Benefits
μC controlled melody and volume
Low number of external components
產(chǎn)品屬性
- 型號(hào)：
U4070B-FP
- 制造商：
TEMIC
- 制造商全稱：
TEMIC Semiconductors
- 功能描述：
Tone Ringer Interface
| 供應(yīng)商 | 型號(hào) | 品牌 | 批號(hào) | 封裝 | 庫(kù)存 | 備注 | 價(jià)格 |
|---|---|---|---|---|---|---|---|
TFK |
1948+ |
SOP8 |
6852 |
只做原裝正品現(xiàn)貨!或訂貨假一賠十! |
詢價(jià) | ||
TFK |
2020+ |
SOP |
16800 |
絕對(duì)原裝進(jìn)口現(xiàn)貨,假一賠十,價(jià)格優(yōu)勢(shì)!? |
詢價(jià) | ||
TFK |
22+ |
SOP16 |
5000 |
全新原裝現(xiàn)貨!自家?guī)齑? |
詢價(jià) | ||
TFK |
2020+ |
SOP8 |
80000 |
只做自己庫(kù)存,全新原裝進(jìn)口正品假一賠百,可開13%增 |
詢價(jià) | ||
TFK |
2022 |
SOP |
1020 |
原廠原裝正品,價(jià)格超越代理 |
詢價(jià) | ||
TFK |
21+ |
DIP |
6000 |
絕對(duì)原裝現(xiàn)貨 |
詢價(jià) | ||
TFK |
2403+ |
SOP16 |
6489 |
原裝現(xiàn)貨熱賣!十年芯路!堅(jiān)持! |
詢價(jià) | ||
TFK |
23+ |
SOP16 |
15000 |
全新原裝現(xiàn)貨假一賠十 |
詢價(jià) | ||
TFK |
23+ |
DIP8 |
1300 |
特價(jià)庫(kù)存 |
詢價(jià) | ||
TFK |
23+ |
NA/ |
8188 |
原裝現(xiàn)貨,當(dāng)天可交貨,原型號(hào)開票 |
詢價(jià) |
