TDA18260HN/C1,557

TDA18260HN - Dual cable silicon tuner QFN 48Pin

Overview

The TDA18260HN is a dual Silicon Tuner IC designed specifically for high definition multi-tuner cable Set-Top Boxes STBs supporting single streaming and multi-streaming PVR STBs with watch, record, video-on-demand and in-home video distribution capability.

Used in conjunction with the TDA10025HN dual digital channel demodulator, the TDA18260HN covers all worldwide digital cable standards.

* The TDA18260HN ensures a low system cost as:

* Costly components such as low noise amplifiers, Surface Acoustic Wave SAW filters and incremental crystal oscillators have been eliminated from the system Bill Of Materials BOM

* The TDA18260HN high performance Silicon Tuner meets today’s digital cable TV reception needs with:

* Matched performance levels for master and slave tuners

* Low power consumption

* High linearity

* Low noise figure

* The TDA18260HN ensures ease of use with:

* Easy on-board integration

* Efficient and effective PCB design

* Reduced external components

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## Features

* Dual tuner inside one single, small sized package

* One single RF input with direct cable connection

* Internal splitter to drive the two integrated tuners

* Two low IF outputs, connecting directly to demodulators

* RF loop-through

* Easy application for up to 6-tuner using 3 TDA18260HN

* Dedicated multiple tuner outputs to drive additional tuners

* No need for external active splitter

* Same performance on all streams

* Extended frequency coverage from 42 MHz up to 1002 MHz

* Multistandard cable receptions

* Enhanced filtering scheme with no external components

* Third and fifth signal harmonics suppression

* Optimum adjacent channel rejection

* MoCA rejection reduces the complexity and the cost of the triplexer

* Single 3.3 V power supply with low power consumption

* Single crystal application for up to 6 streams, including demodulators

* High accuracy Received Signal Strength Indicator RSSI

* Dual I²C-bus provides full flexibility in programming the two streams from one SoC or independently from two SoCs

## Features