TDA6650TT Datasheet, PDF(3/54 Page) NXP Semiconductors – 5 V mixer/oscillator and low noise PLL synthesizer for hybrid terrestrial tuner (digital and analog)

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TDA6650TT Datasheet, PDF (3/54 Pages) NXP Semiconductors – 5 V mixer/oscillator and low noise PLL synthesizer for hybrid terrestrial tuner (digital and analog)

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NXP Semiconductors

TDA6650TT; TDA6651TT

5 V mixer/oscillator and low noise PLL synthesizer

N Six programmable take-over points

N Two programmable time constants

N AGC ï¬ag.

I In-lock ï¬ag

I Crystal frequency output buffer

I 33 V tuning voltage output

I Fractional-N programmable divider

I Balanced mixers with a common emitter input for the low band and for the mid band

(each single input)

I Balanced mixer with a common base input for the high band (balanced input)

I 2-pin asymmetrical oscillator for the low band

I 2-pin symmetrical oscillator for the mid band

I 4-pin symmetrical oscillator for the high band

I Switched concept IF ampliï¬er with both asymmetrical and symmetrical outputs to drive

low impedance or SAW ï¬lters i.e. 500 â¦ / 40 pF.

3. Applications

For all applications, the recommendations given in the latest application note AN10544

must be used.

3.1 Application summary

I Digital and analog terrestrial tuners (OFDM, PAL, etc.)

I Cable tuners (QAM)

I Digital TV sets

I Digital set-top boxes.

4. Ordering information

Table 3. Ordering information

Type number

Package

Name

Description

TDA6650TT/C3 TSSOP38 plastic thin shrink small outline package; 38 leads; body width 4.4 mm;

TDA6650TT/C3/S2

lead pitch 0.5 mm

TDA6651TT/C3

TDA6651TT/C3/S2

TDA6651TT/C3/S3

Version

SOT510-1

TDA6650TT_6651TT_5

Product data sheet

Rev. 05 â 10 January 2007

3 of 54

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