TDA4445B中文资料Temic数据手册PDF规格书
TDA4445B规格书详情
Circuit Description
This circuit includes the following functions
Three symmetrical and gain controlled wide band amplifier stages, which are extremely stable by quasi DC coupling without feedback
Averaged AGC with discharge control circuit
AGC voltage generator
Quasi parallel sound operation
High phase accuracy of the carrier signal processing, independent from AM
Linear quadrature demodulator
Sound–IF–amplifier stage with impedance converter
AM–Demodulation (TDA4445B only)
Carrier controlled demodulator
Audio frequency stage with impedance converter
Averaged low pass AGC
特性 Features
Very high input sensitivity
Excellent signal to noise ratio
Fast averaged AGC
IF amplifier can be switched off for VTR mode
Output signal stabilized against VSvariations
Very few external components
TDA4445B additional
Targeting bistandard applications (B/G and L)
Alignment free AM demodulator
Low AM distortion
产品属性
- 型号:
TDA4445B
- 制造商:
TEMIC
- 制造商全称:
TEMIC Semiconductors
- 功能描述:
Quasi Parallel Sound Processing with Quadrature Intercarrier Demodulator
| 供应商 | 型号 | 品牌 | 批号 | 封装 | 库存 | 备注 | 价格 |
|---|---|---|---|---|---|---|---|
TFK |
24+ |
NA/ |
8019 |
原装现货,当天可交货,原型号开票 |
询价 | ||
TFK |
24+ |
DIP |
15000 |
全新原装现货假一赔十 |
询价 | ||
PHI |
24+ |
DIP |
17500 |
原装现货 自家库存 欢迎来电 |
询价 | ||
TFK |
23+ |
DIP16 |
5500 |
现货,全新原装 |
询价 | ||
TFK |
05+ |
原厂原装 |
8401 |
只做全新原装真实现货供应 |
询价 | ||
TFK |
25+ |
DIP |
18000 |
原厂直接发货进口原装 |
询价 | ||
TFK |
24+ |
DIP16 |
2500 |
自己现货 |
询价 | ||
PHI |
2022+ |
DIP |
150 |
原厂代理 终端免费提供样品 |
询价 | ||
TFK |
24+ |
DIP |
6868 |
原装现货,可开13%税票 |
询价 | ||
TFK |
24+ |
DIP16 |
12000 |
原装正品 有挂就有货 |
询价 |


