DS21448 Overview

144-BGA package is used to save board space.Telecommunications equipment is packed using the Tube method.Surface Mount is used as telecommunications equipment mounting type.Telecommunications equipment consists of 4 circuits.Providing 3.135V~3.465V wtelecom IC's efficiencyh the correct supply voltage will improve efficiency.At 0°C~70°C, reliable performance can be achieved.Surface Mount is the way telecom switching is mounted.Configuration of this telecom circuit has 144 terminations.It operates at a voltage of 3.3V.There are 144 pins on this telecom interface.By using telecom switching's base part number of DS21448, it is possible to find more related parts.The type of telecom IC it uses is PCM TRANSCEIVER.A current of 320mA is used as the supply current.Telecom product operates with the supply voltage of 3.3V to provide much flexibility for designers.Digital Transmission Interfaces is a subcategory of telecommunications device .For normal operation, the supply current should be kept at 400mA.

DS21448 Features

Available in the 144-BGA package
PCM TRANSCEIVER as telecom IC type
Operating supply voltage of 3.3V

DS21448 Applications

There are a lot of Maxim Integrated DS21448 Telecom applications.

• Home Gateway
• SONET/SDH terminal
• Codec function on telephone switch line cards
• Digital Cross-Connect Systems
• PCM channel bank
• Digital cross connects (DSX-1)
• Digital loop carrier (DLC)
• Interfaces to DS3
• Cable Telephony
• ISDN NT1/TA