PEF2045中文资料西门子数据手册PDF规格书

特性 Features

● Time/space switch for 2048-, 4096- or 8192-kbit/s PCM systems

● Switching of up to 512 incoming PCM channels to up to 256 outgoing PCM channels

● 16-input and 8-output PCM lines

● Different kinds of modes (2048, 4096, 8192 kbit/s or mixed mode)

● Configurable for primary access and standard applications

● Programmable clock shift with half clock step resolution for input and output in primary access configuration

● Configurable for a 4096- and 8192-kHz device clock

● Tristate function for further expansion and tandem operation

● Tristate control signals for external drivers in primary access configuration

● 2048-kHz clock output in primary access configuration

● Space switch mode

● 8-bit µP interface

● Single + 5 V power supply

● Advanced low power CMOS technology

● Pin and software compatible to the PEB 2040