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