Wireless
Communications
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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)
Two analog preprocessing channels in differential CMOS style for best S/N-performance
Fully programmable static gain or automatic gain control for the selected CVBS or Y/C channel
Switchable white peak control
Two built-in analog anti-aliasing filters
Two 9-bit video CMOS Analog-to-Digital Converters (ADCs), digitized CVBS or Y/C-signals are available on the
VPO-port via I²C-bus control
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On-chip clock generator
Line-locked system clock frequencies
Digital PLL for horizontal sync processing and clock generation, horizontal and vertical sync detection
Requires only one crystal (24.576 MHz) for all standards
Automatic detection of 50 and 60 Hz field frequency, and automatic switching between PAL and NTSC standards
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
Cross-colour reduction for NTSC by chrominance comb filtering
PAL delay line for correcting PAL phase errors
Brightness Contrast Saturation (BCS) and hue control on-chip
Real-time status information output (RTCO)
Two multi functional real-time output pins controlled by I²C-bus
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
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)
I²C-bus controlled (full read-back ability by an external controller, bit rate up to 400 kbits/s)
Low power (<0.5 W), low voltage (3.3 V), small package (QFP44)
Power saving mode by chip enable input
5 V tolerant digital I/O ports
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.
NXP [ NXP ]
