封装/外壳：128-LQFP 功能：线路接口单元（LIU） 包装：管件 描述：IC TELECOM INTERFACE 128LQFP 集成电路（IC） 电信

3.3V E1/T1/J1 Quad Line Interface

GENERAL DESCRIPTION The DS21448 is a quad-port E1 or T1 line interface unit (LIU) for short-haul and long-haul applications. It incorporates four independent transmitters and four independent receivers in a single 144-pin PBGA or 128-pin LQFP package. The transmit drivers generate the necessary

3.3V E1/T1/J1 Quad Line Interface

文件：837.4 Kbytes Page：60 Pages

3.3V E1/T1/J1 Line Interface Design Kit Daughter Card

GENERAL DESCRIPTION The DS21448DK is an easy-to-use evaluation board for the DS21448 quad E1/T1/J1 LIU. It is intended to be used as a daughter card with the DK101 motherboard or the DK2000 motherboard. A surface mounted DS21448 and careful layout of the analog signal traces provide maximum signa

3.3V E1/T1/J1 Quad Line Interface

GENERAL DESCRIPTION The DS21448 is a quad-port E1 or T1 line interface unit (LIU) for short-haul and long-haul applications. It incorporates four independent transmitters and four independent receivers in a single 144-pin PBGA or 128-pin LQFP package. The transmit drivers generate the necessary

3.3V E1/T1/J1 Quad Line Interface

文件：837.4 Kbytes Page：60 Pages