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GENERAL DESCRIPTION The SAB9075H is a picture-in-picture controller for the NTSC environment in combination with the Integrated NTSC decoder and sync processor TDA8315. FEATURES Display • One or two live pictures can be displayed simultaneously • Wide range of multi-Picture-In-Picture (PIP) modes available • Six 6-bit Analog-to-Digital Converters (ADC) with clamping circuit • Enhanced vertical resolution at most modes for live pictures • Two Phase-Locked-Loops (PLL) with Voltage Controlled Oscillator (VCO) to generate the line-locked clocks • Three 7-bit Digital-to-Analog Converters (DAC) • 4 : 1 : 1 data format • Data reduction factors 1 to 4, 1 to 9 and 1 to 16. I2C-bus programmable • Different single, double and multi-PIP modes can be set • Several aspect ratios can be handled • Reduction factors can be set automatically and manually • Selection of vertical filtering type • Freeze of live pictures • Single-PIP display position, four corners on-screen • Multi-PIP display position, left or right on-screen • Fine tuned display position, H (6-bit), V (6-bit) • Fine tuned acquisition area, H (4-bit), V (4-bit) • Channel-border and live PIP selectable • Eight main-border, sub-border, channel-border and background colours selectable • Border and background brightness adjustable, 30%, 50%, 70% and 100% IRE • Several types of decoder input signals can be set • 6-bit HUE and SAT signals (0 to 5 V) adjustable by I2C-bus • Main and sub-audio mute controllable by I2C-bus.
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