T1/E1/J1 Single-Chip Transceiver TDM/UTOPIA II Interface

GENERAL DESCRIPTION The DS2156 is a software-selectable T1, E1, or J1 single-chip transceiver (SCT) for short-haul and long-haul applications. The backplane is user-configurable for a TDM or UTOPIA II bus interface. The DS2156 is composed of a line interface unit (LIU), framer, HDLC controllers,

T1/E1/J1 Single-Chip Transceiver TDM/UTOPIA II Interface

GENERAL DESCRIPTION The DS2156 is a software-selectable T1, E1, or J1 single-chip transceiver (SCT) for short-haul and long-haul applications. The backplane is userconfigurable for a TDM or UTOPIA II bus interface. The DS2156 is composed of a line interface unit (LIU), framer, HDLC controllers, a

T1/E1/J1单芯片收发器，TDM/UTOPIA II接口

DS2156是软件可选的T1、E1或J1单片收发器(SCT)，可用于短程和远程应用。背板接口可由用户配置为TDM或UTOPIA II总线。DS2156由线路接口单元(LIU)、成帧器、HDLC控制器和UTOPIA/TDM背板接口组成，通过一个可配置为Intel或Motorola总线模式的8位并行端口进行控制。DS2156与DS2155引脚和软件兼容。\n LIU由发送接口、接收接口和抖动抑制器组成。发送接口根据所使用的传输介质类型产生符合规定的波形，并以适当的源阻抗驱动网络。T1波形发生电路包括-7.5dB、-15dB或-22.5dB的DSX-1和CSU线路补偿。E1波形发生电路为75Ω同轴线 \n• 完整的T1/DS1/ISDN-PRI/J1收发器功能 \n• 完整的E1 (CEPT) PCM-30/ISDN-PRI收发器功能 \n• 用户可选的TDM或UTOPIA II总线接口 \n• 适用于短程和远程线路接口的时钟/数据恢复与波形成形 \n• CMI编码/解码适用于光接口 \n• 无晶振抖动抑制器 \n• 完全独立的发送与接收功能 \n• 双HDLC控制器 \n• 可编程BERT发生器与检测器 \n• 软件可选的接收和发送侧内部端接电阻，适用于75Ω/100Ω/120Ω T1与E1接口 \n• 两个双帧弹性缓存滑动缓冲器，允许连接至速率高达16.384MHz的异步背板 \n• ;

T1/E1/J1 Single-Chip Transceiver TDM/UTOPIA II Interface

GENERAL DESCRIPTION The DS2156 is a software-selectable T1, E1, or J1 single-chip transceiver (SCT) for short-haul and long-haul applications. The backplane is user-configurable for a TDM or UTOPIA II bus interface. The DS2156 is composed of a line interface unit (LIU), framer, HDLC controllers,

封装/外壳：100-LQFP 功能：单芯片收发器 包装：卷带（TR） 描述：IC TELECOM INTERFACE 100LQFP 集成电路（IC） 电信

SINGLE DIGIT SEVEN SEGMENT DISPLAY?

0.56 DIGIT SIZE - R.H.D.P. 0.63 DIGIT SIZE - L.H.D.P.

0.56 Single Digit Display

FEATURES • 0.56 digit height • Right hand decimal point • Additional colors/materials available

SINGLE DIGIT SEVEN SEGMENT DISPLAY?

0.56 DIGIT SIZE - R.H.D.P. 0.63 DIGIT SIZE - L.H.D.P.

0.56 Single Digit Display

FEATURES • 0.56 digit height • Right hand decimal point • Additional colors/materials available

Photo Modules for PCM Remote Control Systems

DESCRIPTION These products are miniaturized receivers for infrared remote control systems. A PIN diode and a preamplifier are assembled on a lead frame, the epoxy package contains an IR filter. The demodulated output signal can be directly connected to a microprocessor for decoding. FEATURES •