DS21354LB+ Datasheet PDF - Maxim Integrated

● Complete E1 (CEPT) PCM-30/ISDN-PRITransceiver Functionality

● On-Board Long- and Short-Haul Line Interfacefor Clock/Data Recovery and Waveshaping

● 32-Bit or 128-Bit Crystal-Less Jitter Attenuator

● Frames to FAS, CAS, CCS, and CRC4 Formats

● Integral HDLC Controller with 64-Byte BuffersConfigurable for Sa Bits, DS0, or Sub-DS0Operation

● Dual Two-Frame Elastic Store Slip Buffers thatcan Connect to Asynchronous Backplanes up to8.192MHz

● Interleaving PCM Bus Operation

● 8-Bit Parallel Control Port that can be usedDirectly on Either Multiplexed orNonmultiplexed Buses (Intel or Motorola)

● Extracts and Inserts CAS Signaling

● Detects and Generates Remote and AIS Alarms

● Programmable Output Clocks for Fractional E1,H0, and H12 Applications

● Fully Independent Transmit and ReceiveFunctionality

● Full Access to Si and Sa Bits Aligned withCRC-4 Multiframe

● Four Separate Loopback Functions for TestingFunctions

● Large Counters for Bipolar and Code Violations,CRC4 Codeword Errors, FAS Word Errors, andE Bits

● IEEE 1149.1 JTAG-Boundary Scan Architecture

● Pin Compatible with DS2154/52/352/552 SCTs

● 3.3V (DS21354) or 5V (DS21554) Supply; Low-Power CMOS

● 100-pin LQFP package (14mm x 14mm)