STU2071中文资料PDF规格书
STU2071规格书详情
SYSTEM OVERVIEW
STU2071 (UIC) provides two transparent 64 kbit/s B channels, a transparent 16 kbit/s D channel, a transparent 1 kbit/s service channel and a 1 kbit/s maintenance channel for loop and error messages on subscriber lines. UIC enables full duplex continuous data transmission via the standard twisted pair telephone cable. Adaptive Echo cancellation is used to restore the received data. An equalizer, done with an adaptive filter, restores the data which are distorted by the transmission line.
■ 4B3T TWO-WIRE U INTERFACE CIRCUIT FOR LT AND NT APPLICATION
■ 120 kbaud LINE SYMBOL RATE (120 SYMBOLS PER FRAME)
■ SCRAMBLER AND DESCRAMBLER ACCORDING TO CCITT REC V.29
■ BARKER CODE (11 SYMBOLS) SYNCHRONIZATION WORD
■ UNSCRAMBLED 1 KBIT/S HOUSEKEEPING CHANNEL
■ ADAPTIVE ECHO CANCELLATION WITH TRANSVERSAL FILTERING
■ ADAPTIVE DECISION FEEDBACK EQUALIZATION
■ AUTOMATIC GAIN CONTROL
■ PDM AD CONVERTER
■ AUTOMATIC ACTIVATION AND DEACTIVATION WITH POLARITY ADAPTION
■ AUTOMATIC CODE VIOLATION DETECTION
■ POWER FEED UNIT CONTROL
■ ADVANCED CL3 1.5µm CMOS PROCESS
■ 28 PIN DUAL-IN-LINE PLASTIC PACKAGE
■ V* DIGITAL INTERFACE
产品属性
- 型号:
STU2071
- 制造商:
STMICROELECTRONICS
- 制造商全称:
STMicroelectronics
- 功能描述:
4B3T U INTERFACE CIRCUIT
供应商 | 型号 | 品牌 | 批号 | 封装 | 库存 | 备注 | 价格 |
---|---|---|---|---|---|---|---|
ST/意法 |
23+ |
NA/ |
3349 |
原厂直销,现货供应,账期支持! |
询价 | ||
SAMHOP |
1822+ |
TO-252 |
9852 |
只做原装正品假一赔十为客户做到零风险!! |
询价 | ||
ST |
23+ |
PLCC28 |
1100 |
绝对现货库存 |
询价 | ||
ST |
23+ |
CDIP |
8795 |
询价 | |||
SGS |
23+ |
CDIP |
5000 |
原装正品,假一罚十 |
询价 | ||
ST/意法 |
22+ |
PLCC28 |
20000 |
原装现货,实单支持 |
询价 | ||
ST |
23+ |
CDIP |
16900 |
支持样品,原装现货,提供技术支持! |
询价 | ||
ST/意法 |
2022 |
PLCC28 |
80000 |
原装现货,OEM渠道,欢迎咨询 |
询价 | ||
Samhop |
2020+ |
TO-252 |
41310 |
公司代理品牌,原装现货超低价清仓! |
询价 | ||
ST |
2020+ |
PLCC28 |
16800 |
绝对原装进口现货,假一赔十,价格优势!? |
询价 |