SINGLE-CHIP BROADBAND TUNER

The MicroTuner™ MT2064 is an advanced, low-power single-chip broadband tuner that has been optimized for high-performance cable modems and embedded multimedia terminal adapter (E-MTA) that require low composite distortion and low noise under digital cable environments.

FEATURES

• 48 MHz to 1000 MHz input frequency range

• 3.3V power supply

• Single-ended RF input reduces BOM by eliminating input balun

• Works seamlessly with all digital demodulators

• Low power dual-conversion architecture

• Minimal external components

• No tunable parts required

• Integrated IF variable gain amplifier for direct connection to digital demodulators

• Low phase noise for excellent performance in QAM 64 and QAM 256 systems

• Software and hardware shutdown modes

• Frequency synthesizers fully programmable via serial-control interface

• Fully integrated VCO circuitry simplifies PCB layout

• General-purpose input/ output (GPIO) controllable via serialcontrol interface

• Intermediate frequency (IF) output fully compatible with DOCSIS® 2.0, EuroDOCSIS™ 2.0

• Integrated temperature sensor

• Operates with a 16 MHz crystal

• Small 6 mm x 6 mm 40-pin Quad Flat No-Lead (QFN) package

APPLICATIONS

• VoIP Telephony Modems

• Cable Modems

• PacketCable™ E-MTA