The MT8960AE is a monolithic integrated circuit manufactured by Mitel Networks Corporation. It functions as a digital trunk interface circuit, primarily used in telecommunications equipment to interface with T1 or E1 digital lines. This chip handles framing, timing, and line conditioning functions necessary for reliable data transmission over these digital trunks.

Applications:

• PBX (Private Branch Exchange) systems
• Central office switches
• Channel banks
• Digital cross-connect systems
• Voice over IP (VoIP) gateways

Features:

• T1/E1 selectable operation
• Integrated line build-out (LBO) for various cable lengths
• Clock recovery and synchronization
• Framing and deframing of T1/E1 signals
• Error detection and correction
• Jitter attenuation
• Microprocessor interface for control and monitoring
• Low power consumption

Benefits:

• Simplified interface to T1/E1 digital trunks
• Reduced component count and board space
• Improved system reliability
• Lower power consumption
• Enhanced network performance
• Flexible configuration options

Additional Details:

The MT8960AE integrates several key functions required for T1/E1 line interfacing, including clock recovery, synchronization, framing, and error detection. The integrated LBO allows the device to compensate for signal attenuation caused by varying cable lengths. The microprocessor interface provides access to control registers and status information, enabling the host system to configure the device and monitor its performance. The MT8960AE supports various framing formats, including D4, ESF, and SLC-96 for T1, and CRC4 and non-CRC4 for E1. Jitter attenuation circuitry minimizes the effects of jitter on the recovered clock signal, improving the overall quality of the transmitted data. The device typically operates from a single 5V power supply. This chip is designed to meet the stringent requirements of telecommunications applications, providing a robust and reliable interface to digital trunk lines.

The package for the MT8960AE is typically a surface-mount package like a PLCC or SOIC. Refer to the specific datasheet from Mitel (or acquired company) for exact electrical characteristics and pinout details. It's important to note that Mitel was acquired, so current availability and support might be through the acquiring company.