Philips Semiconductors - PIP - SAA7113H; 9-bit video input processor
Features
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Four analog inputs, internal analog source selectors, e.g. 4 x CVBS or 2 x Y/C or (1 x Y/C and 2 x CVBS)
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Two analog preprocessing channels in differential CMOS style for best S/N-performance
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Fully programmable static gain or automatic gain control for the selected CVBS or Y/C channel
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Switchable white peak control
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Two built-in analog anti-aliasing filters
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Two 9-bit video CMOS Analog-to-Digital Converters (ADCs), digitized CVBS or Y/C-signals are available on the
VPO-port via IC-bus control
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On-chip clock generator
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Line-locked system clock frequencies
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Digital PLL for horizontal sync processing and clock generation, horizontal and vertical sync detection
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Requires only one crystal (24.576 MHz) for all standards
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Automatic detection of 50 and 60 Hz field frequency, and automatic switching between PAL and NTSC standards
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Luminance and chrominance signal processing for PAL BGHI, PAL N, combination PAL N, PAL M, NTSC M, NTSC
N, NTSC 4.43, NTSC-Japan and SECAM
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User programmable luminance peaking or aperture correction
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Cross-colour reduction for NTSC by chrominance comb filtering
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PAL delay line for correcting PAL phase errors
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Brightness Contrast Saturation (BCS) and hue control on-chip
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Real-time status information output (RTCO)
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Two multi functional real-time output pins controlled by IC-bus
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Multi-standard VBI-data slicer decoding World Standard Teletext (WST), North-American Broadcast Text System
(NABTS), closed caption, Wide Screen Signalling (WSS), Video Programming System (VPS), Vertical Interval Time
Code (VITC) variants (EBU/SMPTE) etc.
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Standard ITU 656 YUV 4 :2 :2 format (8-bit) on VPO output bus
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Enhanced ITU 656 output format on VPO output bus containing:
- active video
- raw CVBS data for INTERCAST applications (27 MHz data rate)
- decoded VBI data
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Boundary scan test circuit complies with the "IEEE Std. 1149.b1 - 1994" (ID-Code = 1 7113 02B)
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IC-bus controlled (full read-back ability by an external controller, bit rate up to 400 kbits/s)
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Low power (<0.5 W), low voltage (3.3 V), small package (QFP44)
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Power saving mode by chip enable input
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5 V tolerant digital I/O ports
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Detection of copy protected input signals according to the macrovision standard. Can be used to prevent unauthorized
recording of pay-TV or video tape signals.
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