SAA7197 Datasheet (NXP) - Clock Generator Circuit for desktop video systems CGC

SAA7197, Clock Generator Circuit for desktop video systems CGC

SAA7197 The SAA7197 generates all clock signals required for a digital TV system suitable for the SAA719x family.

The circuit operates in either the phase-locked loop mode (PLL) or voltage controlled oscillator mode (VCO).

MAX.

5.5 5.5 9 60 VDDA 8.0 0.8 VDDD 0.6 VDDD 70 V V UNIT mA mA V MHz V V

SAA7197 Features

* Suitable for Desktop Video systems

* Two different sync sources selectable

* PLL frequency multiplier to generate 4 times of input frequency

* Dividers to generate clocks LLCA, LLCB, LLC2A and LLC2B (2nd and 4th multiples of input frequency)

* PLL mode or VC