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ADV7174BCP Datasheet(PDF) 1 Page - Analog Devices |
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ADV7174BCP Datasheet(HTML) 1 Page - Analog Devices |
1 / 52 page Chip Scale PAL/NTSC Video Encoder with Advanced Power Management ADV7174/ADV7179 Rev. A Information furnished by Analog Devices is believed to be accurate and reliable. However, no responsibility is assumed by Analog Devices for its use, nor for any infringements of patents or other rights of third parties that may result from its use. Specifications subject to change without notice. No license is granted by implication or otherwise under any patent or patent rights of Analog Devices. Trademarks and registered trademarks are the property of their respective owners. One Technology Way, P.O. Box 9106, Norwood, MA 02062-9106, U.S.A. Tel: 781.329.4700 www.analog.com Fax: 781.326.8703 © 2004 Analog Devices, Inc. All rights reserved. FEATURES ITU-R1 BT601/BT656 YCrCb to PAL/NTSC video encoder High quality 10-bit video DACs SSAF™ (super sub-alias filter) Advanced power management features CGMS (copy generation management system) WSS (wide screen signaling) NTSC M, PAL N2, PAL B/D/G/H/I, PAL-M3 , PAL 60 Single 27 MHz clock required (×2 oversampling) Macrovision 7.1 (ADV7174 only) 80 dB video SNR 32-bit direct digital synthesizer for color subcarrier Multistandard video output support: Composite (CVBS) Component S-video (Y/C) Video input data port supports: CCIR-656 4:2:2 8-bit parallel input format Programmable simultaneous composite and S-video or RGB (SCART)/YPbPr video outputs Programmable luma filters low-pass [PAL/NTSC] notch, extended SSAF, CIF, and QCIF Programmable chroma filters (low-pass [0.65 MHz, 1.0 MHz, 1.2 MHz, and 2.0 MHz], CIF, and QCIF) Programmable VBI (vertical blanking interval) Programmable subcarrier frequency and phase Programmable LUMA delay Individual on/off control of each DAC CCIR and square pixel operation Integrated subcarrier locking to external video source Color signal control/burst signal control Interlaced/noninterlaced operation Complete on-chip video timing generator Programmable multimode master/slave operation Closed captioning support Teletext insertion port (PAL-WST) On-board color bar generation On-board voltage reference 2-wire serial MPU interface (I2C® compatible and fast I2C) Single-supply 2.8 V and 3.3 V operation Small 40-lead 6 mm × 6 mm LFCSP package −40°C to +85°C at 3.3 V −20°C to +85°C at 2.8 V APPLICATIONS Portable video applications Mobile phones Digital still cameras FUNCTIONAL BLOCK DIAGRAM 9 9 8 10 8 8 8 10 8 8 8 10 10 10 10 10 10 I2C MPU PORT SCLOCK SDATA ALSB HSYNC FIELD/VSYNC BLANK CLOCK GND DACA(PIN29) VREF RSET COMP 8 8 8 ADV7174/ADV7179 COLOR DATA P7–P0 SCRESET/RTC DACB(PIN28) DACC(PIN24) VAA Y U V RESET TELETEXT INSERTION BLOCK YUV TO RBG MATRIX VOLTAGE REFERENCE CIRCUIT REAL-TIME CONTROL CIRCUIT 10-BIT DAC 10-BIT DAC 10-BIT DAC M U L T I P L E X E R CGMS AND WSS INSERTION BLOCK ADD SYNC ADD BURST INTER- POLATOR SIN/COS DDS BLOCK VIDEO TIMING GENERATOR PROGRAMMABLE LUMINANCE FILTER PROGRAMMABLE CHROMINANCE FILTER INTER- POLATOR POWER MANAGEMENT CONTROL (SLEEP MODE) YCrCb TO YUV MATRIX 4:2:2 TO 4:4:4 INTER- POLATOR TTXREQ TTX 10 10 10 U V Figure 1. 1 ITU-R and CCIR are used interchangeably in this document (ITU-R has replaced CCIR recommendations). 2 Throughout the document, N is referenced to PAL – Combination – N. 3 ADV7174 only. Protected by U.S. Patent Numbers 5,343,196 and 5,442,355 and other intellectual property rights. Protected by U.S. Patent Numbers 4,631,603, 4,577,216, 4,819,098 and other intellectual property rights. The Macrovision anticopy process is licensed for noncommercial home use only, which is its sole intended use in the device. Contact the sales office for the latest Macrovision version available. |
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