PM4354-PI

The PM4354-PI is one member of the PM4354 family which is designed as the four channel combined E1/T1/J1 transceiver and framer device that can be used in wide range of applications such as (1)Wireless Base Station, Transceiver or Digital Loop Carrier; (2)DSLAM; (3)Metro Optical Access Equipment; (4)Voice Gateway; (5)Enterprise Router; (6)SONET/SDH Multiplexer; (7)Channel and Data Service Units (CSU/DSU); (8)Digital Private Branch Exchanges (PBX); (9)Digital Access Cross-Connect Systems (DACS); (10)ISDN Primary Rate Interfaces (PRI); (11)Test Equipment.

Features of the PM4354-PI are:(1)Software selectable between T1/J1 and E1 operation on a per-device basis;(2)Provides encoding and decoding of B8ZS, HDB3 and AMI line codes;(3)Provides receive equalization, clock recovery and line performance monitoring;(4)Provides transmit and receive jitter attenuation;(5)Provides digitally programmable long haul and short haul line build out;(6)Provides four full-featured HDLC controllers, each with 128-byte transmit and receive FIFO buffers.etc.

The absolute maximum ratings of the PM4354-PI can be summarized as:(1)Ambient Temperature under Bias: -40°C to +85°C;(2)Storage Temperature: -40°C to +125°C;(3)Supply Voltage: -0.3 V to + 3.5 V;(4)Voltage on Any Pin: -0.3 to VDDall33+0.3;(5)Static Discharge Voltage: ±1000 V;(6)Latch-Up Current: ±100 mA;(7)DC Input Current: ±20 mA;(8)Lead Temperature: +230 °C. If you want to know more information about the PM4354-PI, please download the datasheet in www.seekic.com or www.chinaicmart.com .