PRIMARY RATE TRANSMISSION (T1, E1, J1) PRODUCT OVERVIEW Related Products The MT9076 is well suited for applications requiring a small form factor, low-cost solution for terminating T1/E1/J1 trunks. This single-port device integrates a long-haul LIU, an advanced framer, a high-performance PLL, and three HDLCs. Zarlink’s primary rate interfaces offer superior performance and value to customers for meeting and exceeding the rigorous network certification requirements of the T1/E1/J1 market. MT9076—Highly Integrated T1/E1/J1 Framer • MT8979 – CEPT PCM 30/CRC-4 Framer & Interface • MT9072 – Octal T1/E1/J1 Framer • Combined T1/E1/J1 framer and LIU, with PLL and 3 HDLCs • In T1/J1 mode the LIU can recover attenuated signals up to 36 dB (at 772 KHz) • In E1 mode the LIU can recover attenuated signals up to 40 dB (at 1.024 MHz) • Low-jitter digital PLL (intrinsic jitter < 0.02UI) • MT8952 – HDLC Protocol Controller • MT9074 – T1/E1/J1 Single Chip Transceiver with Wide Dynamic Range LIU • MT9075B – E1 Single Chip Transceiver with LIU • HDLCs can be assigned to any timeslot • Comprehensive alarm detection, performance monitoring and error insertion functions • 2.048 Mbps or 8.192 Mbps ST-BUS streams • DSLAMS • Digital Loop Carriers • Support for Inverse Mux for ATM (IMA) • Support for V5.1 and V5.2 Access Networks • Multiservice access equipment • MT9076B – T1/E1/J1 3.3 V Single Chip Transceiver Applications • VoIP gateways • Wireless basestations • E1/T1 add/drop multiplexers • Central Office • PBX equipment interfaces • Digital cross-connects • 3.3 V operation with 5 V tolerant inputs • Intel/Motorola non-multiplexed 8-bit microprocessor port • JTAG boundary scan Integrated Access Device Business Phone Line Card DNIC MT9171/2 2 Mbps Digital Business Phone Extracted clocks 0 to 7 PRI_REF TDM Switch/ PLL ZL50010 4.096 MHz POTS Line Cards 8 MHz SLICs CODECs MT9160 Extracted clocks 0 to 7 POTS Phone Clock oscillator Integrated Access Device E1/T1 Network Access Card E1/T1 Network Access Card E1/T1 Network Access Card E1/T1 Network Access Card T1/E1 Framers MT9072 LIU LINE INTERFACES APPLICATION Line Interfaces Zarlink’s digital subscriber line devices offer ISDN-like interfaces and proprietary full-duplex interfaces using biphase line code for cost-effective digital phone, intercom and PHS/DECT wireless basestation applications. • MT9171/2—2 Wire Full-Duplex 2B+D (80/160 Kbps) Data Format Digital Subscriber Network Interface Circuit ( MT9171 range up to 3 km/MT9172 up to 4 km) • MT9173/4—2 Wire Full-Duplex 2B+D (80/160 Kbps) Data Format Digital Subscriber Network Interface Circuit (MT9173 range up to 3 km/MT9174 up to 4 km) with Loop Length Measurement Capability for wireless basestation applications Information relating to products and services furnished herein by Zarlink Semiconductor Inc. or its subsidiaries is believed to be reliable. The products, their specifications, services and other information appearing in this publication are subject to change by Zarlink without notice. ZARLINK, ZL, ZLE and the Zarlink logo are trademarks of Zarlink Semiconductor Inc. © 2010, Zarlink Semiconductor Inc. All Rights Reserved. Publication Number 10ZS059 www.ZARLINK.com