U4070B-FP中文资料TEMIC数据手册PDF规格书
U4070B-FP规格书详情
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
产品属性
- 型号：
U4070B-FP
- 制造商：
TEMIC
- 制造商全称：
TEMIC Semiconductors
- 功能描述：
Tone Ringer Interface
| 供应商 | 型号 | 品牌 | 批号 | 封装 | 库存 | 备注 | 价格 |
|---|---|---|---|---|---|---|---|
TFK |
2023+ |
SOP |
3000 |
进口原装现货 |
询价 | ||
TFK |
2016+ |
DIP |
3098 |
只做原装,假一罚十,公司可开17%增值税发票! |
询价 | ||
TFK |
23+ |
SOP8 |
8560 |
受权代理!全新原装现货特价热卖! |
询价 | ||
TFK |
1948+ |
SOP8 |
6852 |
只做原装正品现货!或订货假一赔十! |
询价 | ||
TFK |
24+ |
SMD |
7500 |
绝对原装自家现货!真实库存!欢迎来电! |
询价 | ||
TFK |
24+ |
NA/ |
8188 |
原装现货,当天可交货,原型号开票 |
询价 | ||
TFK |
24+ |
SOP16 |
15000 |
全新原装现货假一赔十 |
询价 | ||
24+ |
SOP |
6868 |
原装现货,可开13%税票 |
询价 | |||
TFK |
18+ |
SOP16S |
85600 |
保证进口原装可开17%增值税发票 |
询价 | ||
TFK |
21+ |
SOP |
12588 |
原装正品,自己库存 假一罚十 |
询价 |
