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Analog Devices Inc. ADV7181DWBCPZ
- Part No.:
- ADV7181DWBCPZ
- Manufacturer:
- Analog Devices Inc.
- Category:
- Encoders, Decoders, Converters
- Package:
- 64-VFQFN Exposed Pad, CSP
- Datasheet:
-
ADV7181DWBCPZ.pdf
- Description:
- IC VIDEO DECODER SD/HD 64LFCSP
- Quantity:
- Payment:
- Shipping:
Inventory:2,270
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Product details
Overview
ADV7181DWBCPZ from Analog Devices is a 10-bit, 10-channel multiformat SDTV/HDTV video decoder and RGB graphics digitizer. It integrates four 10-bit ADCs sampling up to 75 MHz, supports NTSC/PAL/SECAM composite/S-Video decoding, and digitizes RGB graphics up to 1024×768@70 Hz (XGA). Its dual-processing architecture handles both standard definition (SDP) and component (CP) video streams simultaneously - used in automotive infotainment head units for real-time CVBS-to-digital conversion and overlay of navigation graphics.
For engineers reviewing the ADV7181DWBCPZ datasheet, ADV7181DWBCPZ pinout, ADV7181DWBCPZ application, or ADV7181DWBCPZ equivalent, key selection considerations include its 12-bit DDR RGB/YCrCb pixel interface, SCART fast blank support, VBI data slicing (teletext/VPS/CGMS), and industrial −40°C to +85°C operation with qualified automotive reliability.
Technical Context
The ADV7181DWBCPZ implements two independent processing paths: a Standard Definition Processor (SDP) for PAL/NTSC/SECAM composite and S-Video inputs with 2D 5-line luma/chroma comb filters, and a Component Processor (CP) for YPrPb/RGB component signals including 720p/1080i HDTV and XGA graphics. Each path features dedicated antialiasing filters, programmable clamping, and AGC with white peak mode.
It uses a single 28.63636 MHz crystal for all timing domains, generates line-locked clock (LLC) outputs from 12.825 MHz to 75 MHz, and provides dual-mode pixel interfaces - SDR (8-/10-/16-/20-bit) and DDR (12-bit 4:4:4) - with embedded sync signals (HS/CS, VS, FIELD/DE) and subcarrier lock (SFL) output for encoder synchronization.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| ADC Resolution | 10-bit per channel - ensures 1024-level luminance/chroma quantization for broadcast-grade color fidelity |
| Max Pixel Clock | 75 MHz - supports digitization of XGA (1024×768@70 Hz) and 1080i HDTV without undersampling |
| Input Channels | 10 analog inputs (AIN1–AIN10) - enables direct connection of multiple video sources without external mux |
| Color Standards | PAL B/D/I/G/H, NTSC M/J/4.43, SECAM B/D/G/K/L - full worldwide SDTV compatibility with auto-detection |
| Output Interface | 12-bit DDR 4:4:4 RGB or YCrCb - delivers full-bandwidth graphics data to HDMI/DVI transmitters via DE-synchronized stream |
| Operating Temp | −40°C to +85°C - validated for under-dash automotive environments and industrial display systems |
| VBI Support | Teletext, VPS, CGMS-A, WSS, CC, XDS - enables compliance with broadcast metadata requirements in STB and DVR designs |
Pinout & Package
ADV7181DWBCPZ is housed in a 64-lead, 9 mm × 9 mm Pb-free LFCSP (CP-64-3) package with exposed thermal pad requiring GND connection. Pin count and layout are optimized for high-density video subsystems with minimal external components.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| AIN1–AIN10 | Analog Video Inputs | Accept CVBS, S-Video Y/C, RGB, YPrPb, or SCART signals - internal mux selects active source |
| P0–P19 | Pixel Data Outputs | 12-bit DDR RGB or 10/16/20-bit SDR YCrCb - configurable for ITU-R BT.656 or parallel RGB/YUV formats |
| LLC | Line-Locked Clock Output | 12.825–75 MHz clock synchronized to input video timing - drives pixel capture logic in downstream FPGA/ASIC |
| FIELD/DE | Field Sync / Data Enable | Interlaced field indicator (FIELD) or active-pixel gate (DE) - enables direct HDMI/DVI transmitter interfacing |
| FB | Fast Blank Input | Hardware-controlled switch between CVBS and RGB overlays - critical for automotive HUD and camera-switching applications |
| INT | Programmable Interrupt Output | Signals status changes (lock loss, format change, VBI event) - reduces host CPU polling overhead |
Key Features
| Feature | Design Value |
|---|---|
| SCART Fast Blank Support | Enables seamless hardware-level switching between baseband CVBS and RGB graphics - eliminates software latency in automotive rear-seat entertainment |
| 2D 5-Line Comb Filter (SDP) | Reduces cross-luminance and cross-chrominance artifacts in composite video - achieves <0.5° differential phase and <0.5% differential gain |
| VBI Data Slicer | Extracts teletext, CGMS-A, WSS, and closed captioning from vertical blanking interval - required for broadcast compliance in STBs and DVD recorders |
| 3×3 Color Space Matrix | Configurable RGB↔YCrCb conversion with offset/gain control - supports custom gamma and white-point calibration in professional displays |
| Macrovision Detection | Certified detection on composite, S-Video, and component (525i/625i/525p/625p) - enables copy-protection-aware playback control in PVR systems |
Applications
| Automotive Infotainment | HDTV Set-Top Boxes |
|---|---|
Use Scenario: Real-time decoding of backup camera CVBS feed while overlaying navigation graphics from MCU via RGB interface. IC Role / Device Role / Timing Role: Dual-path video processor handling SDP (CVBS) and CP (RGB) simultaneously; FB pin controls overlay timing. Use Value: Eliminates need for separate decoder and graphics digitizer ICs - reduces BOM cost and PCB area in space-constrained head units. |
Use Scenario: Digitizing analog component video inputs (720p/1080i) and extracting VBI metadata (CGMS, WSS) for recording and conditional access. IC Role / Device Role / Timing Role: Component Processor (CP) performs YPrPb-to-YCrCb conversion and VBI slicing; LLC synchronizes to incoming video timing. Use Value: Enables broadcast-compliant PVR functionality with single-chip support for HD analog inputs and metadata parsing. |
| DVD Recorders | LCD Projectors |
Use Scenario: Capturing progressive-scan RGB graphics from PC sources (XGA@70 Hz) while maintaining compatibility with legacy composite inputs. IC Role / Device Role / Timing Role: Graphics digitizer using 12-bit DDR RGB output; 32-phase DLL ensures precise pixel sampling alignment. Use Value: Supports high-fidelity PC-to-DVD archiving without interpolation artifacts - preserves sharp text and UI elements. |
Use Scenario: Converting analog VGA/XGA signals to digital RGB for DMD or LCD panel driving with embedded sync and DE signal generation. IC Role / Device Role / Timing Role: RGB graphics digitizer with FIELD/DE output configured as data enable - directly interfaces with TI DLPC or similar controller ICs. Use Value: Removes need for external sync extraction logic - simplifies projector reference design and improves timing margin robustness. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar video decoder and graphics digitizer applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| ADV7180WBCPZ | Single 10-bit ADC, no RGB graphics digitization, no DDR output, supports only SDTV (525i/625i) | Limited to composite/S-Video-only systems without graphics overlay or HDTV support | Select when cost-sensitive SD-only designs require identical footprint and register compatibility |
| ADV7842KSVZ | 12-bit ADCs, integrated HDMI receiver, 3G-SDI input, no SCART FB support, larger 128-LQFP package | Targeted at high-end broadcast monitors and professional AV switchers requiring multi-interface convergence | Choose for HDMI/SDI hybrid systems where ADV7181DWBCPZ lacks digital input capability |
Compared with ADV7181DWBCPZ, ADV7180WBCPZ omits graphics digitization and DDR output - suitable only for pure SDTV decoding - while ADV7842KSVZ adds HDMI/SDI but removes SCART fast blank and increases board area; ADV7181DWBCPZ remains optimal for cost-constrained automotive and consumer HDTV STB designs requiring analog multiformat + graphics integration.
Availability
ADV7181DWBCPZ is available at Aetrix Electronics and suitable for automotive infotainment systems, HDTV set-top boxes with PVR, and LCD/DLP projectors requiring stable component supply, long-term lifecycle assurance, and automotive qualification.
Supply support for ADV7181DWBCPZ includes scheduled delivery planning, volume procurement assistance, BOM continuity management, traceable sourcing, and lifecycle availability coordination for OEM customers, industrial embedded developers, connected-device designers, and electronics production programs.
Manufacturer
Analog Devices, Inc. is a global leader in high-performance analog, mixed-signal, and digital signal processing semiconductors, headquartered in Norwood, MA, with R&D and manufacturing operations across North America, Europe, and Asia.
The ADV7181DWBCPZ belongs to Analog Devices' ADV718x video decoder family, designed specifically for multiformat analog video digitization in automotive, consumer, and industrial display systems where simultaneous SDTV/HDTV and graphics processing is required.
FAQ
What video standards does the ADV7181DWBCPZ support?
The ADV7181DWBCPZ supports NTSC M/J/4.43, PAL B/D/I/G/H/60/M/N, and SECAM B/D/G/K/L for composite and S-Video inputs, plus component formats including 525i, 625i, 525p, 625p, 720p, and 1080i. It also digitizes RGB graphics up to XGA (1024×768@70 Hz). All standards are auto-detected without host intervention, and the ADV7181DWBCPZ maintains lock under weak or noisy signal conditions using Adaptive Digital Line Length Tracking (ADLLT™).
Does the ADV7181DWBCPZ support VBI data extraction?
Yes, the ADV7181DWBCPZ includes a dedicated VBI data slicer supporting teletext, VPS, CGMS-A, WSS, closed captioning (CC), XDS, and GemStar® EPG. This functionality is implemented in hardware and accessible via the VBI readback port (I²C address 0x21 or 0x23 depending on ALSB state). The ADV7181DWBCPZ processes VBI lines during vertical blanking without impacting main video path throughput.
What is the purpose of the FB (Fast Blank) pin on the ADV7181DWBCPZ?
The FB pin on the ADV7181DWBCPZ enables hardware-level switching between CVBS and RGB analog inputs for overlay applications. When asserted, it triggers instantaneous blending of decoded CVBS video with digitized RGB graphics - essential for automotive backup camera systems with dynamic GUI overlays. The ADV7181DWBCPZ implements this function internally without requiring external multiplexers or frame buffers.
Can the ADV7181DWBCPZ operate in automotive environments?
Yes, the ADV7181DWBCPZ is qualified for automotive applications per AEC-Q100 Grade 3 (−40°C to +85°C) and features built-in Macrovision® detection, SCART fast blank, and robust sync recovery for unstable sources like car radios and tuners. Its low-power design (1.8 V core, 3.3 V I/O) and thermal performance (θJA = 20.3°C/W) meet stringent automotive power and reliability requirements - confirmed in the ADV7181DWBCPZ Automotive Products section of the datasheet.
What pixel output interfaces does the ADV7181DWBCPZ provide?
The ADV7181DWBCPZ offers flexible pixel output: SDR modes (8-/10-/16-/20-bit YCrCb) for SDTV and HDTV, and DDR mode (12-bit 4:4:4 RGB or YCrCb) for graphics. Output timing is synchronized to the LLC clock, and sync signals (HS/CS, VS, FIELD/DE) are provided on dedicated pins. The ADV7181DWBCPZ supports both embedded sync (BT.656) and discrete sync configurations, enabling direct connection to HDMI/DVI transmitters via the DE output.
ADV7181DWBCPZ Specifications
- Product attributes
- Attribute value
- Manufacturer:
- Analog Devices Inc.
- Series:
- -
- Package/Case:
- 64-VFQFN Exposed Pad, CSP
- Packaging:
- Tray
- Product Status:
- Active
- Type:
- Video Decoder
- Applications:
- Video
- Voltage - Supply, Analog:
- 3.15V ~ 3.45V
- Voltage - Supply, Digital:
- 1.65V ~ 2V
- Grade:
- Automotive
- Qualification:
- -
- Mounting Type:
- Surface Mount
- Supplier Device Package:
- 64-LFCSP-VQ (9x9)
ADV7181DWBCPZ FAQ
1.How can I place an order for ADV7181DWBCPZ through Aetrix?
Please submit a Request for Quotation (RFQ) for ADV7181DWBCPZ on Aetrix. Our sales agent will provide a competitive quotation and guide you through the order confirmation once you accept the terms.
2.Are the price and stock information for ADV7181DWBCPZ reliable?
The price and inventory of ADV7181DWBCPZ are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for ADV7181DWBCPZ is usually 5 days.
3.What payment methods are accepted for ADV7181DWBCPZ?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for ADV7181DWBCPZ transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for ADV7181DWBCPZ?
ADV7181DWBCPZ orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your ADV7181DWBCPZ order is processed, you will receive an email with the shipment details and tracking number.
Note: Tracking information may take up to 24 hours to appear. Express delivery typically takes 3–5 business days.
5.How can I obtain technical support or documentation for ADV7181DWBCPZ?
For technical support, including ADV7181DWBCPZ datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your ADV7181DWBCPZ requirements.
6.How does Aetrix verify that ADV7181DWBCPZ is sourced from the original manufacturer or authorized distributors?
All ADV7181DWBCPZ products on Aetrix are procured from qualified distributors and authorized channels. Our dedicated quality assurance team conducts strict verification, including traceability checks and, if necessary, third-party testing. This ensures that ADV7181DWBCPZ meets industry standards.
7.What is the process for return or replacement of ADV7181DWBCPZ?
All ADV7181DWBCPZ units undergo pre-shipment inspection (PSI). If there is an issue with ADV7181DWBCPZ, returns or replacements are accepted under the following conditions:
1.Quantity discrepancies, incorrect items, or visible external defects (such as breakage or corrosion), acknowledged by Aetrix.
2.The issue is reported within 90 days of delivery.
3.The ADV7181DWBCPZ part is unused and in its original packaging.
Return procedure for ADV7181DWBCPZ:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
ADV7181DWBCPZ Tags
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MCP2120T-I/SL
Microchip Technology
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LICAL-ENC-MS001
TE Connectivity Linx
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TW9990AT-NA1-GR
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TVP5150AM1IPBSR
Texas Instruments
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LICAL-DEC-MS001-T
TE Connectivity Linx
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