TDA6650TT; TDA6651TT
NXP Semiconductors
5 V mixer/oscillator and low noise PLL synthesizer
N Six programmable take-over points
N Two programmable time constants
N AGC flag.
I In-lock flag
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 amplifier with both asymmetrical and symmetrical outputs to drive
low impedance or SAW filters i.e. 500 Ω / 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
Version
TDA6650TT/C3
TSSOP38 plastic thin shrink small outline package; 38 leads; body width 4.4 mm;
lead pitch 0.5 mm
SOT510-1
TDA6650TT/C3/S2
TDA6651TT/C3
TDA6651TT/C3/S2
TDA6651TT/C3/S3
TDA6650TT_6651TT_5
© NXP B.V. 2007. All rights reserved.
Product data sheet
Rev. 05 — 10 January 2007
3 of 54
NXP [ NXP ]
