ADV7183AKST - Multiformat SDTV Video Decoder | Analog Devices
MPN: ADV7183AKST ✓ فعالADV7183AKST نمای کلی
An integrated video decoder converts legacy analog composite or component television signals into digital pixel data that processors, display controllers, recorders, and image-processing systems can process. In the signal-chain hierarchy, the ADV7183AKST combines analog-to-digital conversion, automatic video-standard detection, chroma decoding, filtering, and digital output into one integrated interface IC. This consolidation reduces the number of discrete signal-processing stages required around an analog video source.
Three integrated 10-bit ADCs provide simultaneous digitizing capability for the analog input channels. Their 54 MHz sampling rate supports multiformat standard-definition television decoding, while automatic NTSC, PAL, and SECAM recognition simplifies source compatibility. A single 27 MHz crystal provides the timing reference for the integrated converters and digital processing. The decoder outputs 4:2:2 component data through a flexible digital interface supporting 16-bit and 8-bit CCIR601 or CCIR656 operation.
The ADV7183A architecture is intended for systems requiring reliable conversion of composite or analog component video without a collection of separate decoder ICs. Automatic standard detection reduces firmware-dependent setup, and the 4:2:2 output preserves chroma information in a format commonly consumed by video processors. The digital output can be configured for frame-buffer capture, real-time scaling, recording, or embedded image processing. Its broad format support makes one decoder suitable for multiple television standards encountered in legacy equipment and regional analog broadcasts.
Typical uses include analog broadcast receivers, projectors, security-camera DVR systems, video recorders, industrial monitoring equipment, and consumer television electronics. The device can also serve test and measurement systems that need to digitize standard-definition analog video for analysis. These applications benefit from the integrated three-ADC architecture and automatic format recognition, especially where board space and external component count are important.
When designing around the ADV7183AKST, preserve the analog input bandwidth and isolation required by the selected television standard. Follow the manufacturer pin description and reference circuitry when assigning tracks, grounding, clocking, and digital interface connections. Keep sensitive analog inputs away from high-current switching paths, and use controlled impedance routing for the digital video outputs to reduce timing and reflection problems.
This product page organizes the decoder function, verified electrical characteristics, family alternatives, interface considerations, and application guidance into an engineering-focused reference. It also distinguishes the ADV7183AKST from closely related ADV7183 and ADV7183A variants so designers can identify the correct ordering code without assuming that related decoder options are automatically interchangeable.
جایگزین‌های drop-in برای ADV7183AKST — همان پکیج، سازگار پین‌به‌پین. قطعات با پکیج متفاوت که نیاز به تغییر PCB دارند مستثنی هستند.
ADV7183AKSTZ
✅ جایگزین مستقیم📋 جایگزین مرجع (خارج از کاتالوگ)
ADV7183A
✅ جایگزین مستقیم ⚠️ مشخصات تأییدنشده📋 جایگزین مرجع (خارج از کاتالوگ)
ADV7183
✅ جایگزین مستقیم ⚠️ مشخصات تأییدنشده📋 جایگزین مرجع (خارج از کاتالوگ)
ADV7183AKST مشخصات
| Product Type | Multiformat SDTV video decoder |
| Supported Analog Standards | NTSC, PAL, and SECAM |
| Integrated ADC Count | 3 ADCs |
| ADC Resolution | 10 bits per ADC |
| ADC Sampling Rate | 54 MHz |
| Master Clock Source | Single 27 MHz crystal |
| Digital Video Format | 4:2:2 component video |
| Supported Output Interfaces | 16-bit or 8-bit CCIR601/CCIR656 |
| Analog Supply Voltage Range | 3.15 V to 3.45 V |
| Digital Supply Voltage Range | 1.65 V to 2.0 V |
| بسته‌بندی | 80-lead LQFP, 14 mm x 14 mm |
| نوع نصب | Surface mount |
| Automatic Standard Detection | Supported for NTSC, PAL, and SECAM |
| NTSC Variants | M, N, and 4.43 |
| PAL Variants | B, D, G, H, I, M, and N |
راهنمای پیکربندی پین ADV7183AKST 80-lead lqfp, 14 mm x 14 mm
پیکربندی پین برای ADV7183AKST (پکیج 80-lead lqfp, 14 mm x 14 mm). شماره‌گذاری پایه‌ها، عملکردها و نمودارهای اتصال در دیتاشیت سازنده تعریف شده است. برای footprint دقیق و دستورالعمل‌های لحیم‌کاری به آن مراجعه کنید.
داده پین‌آوت تفصیلی موجود نیست برای ADV7183AKST.
به دیتاشیت برای پیکربندی کامل پین‌ها.
کاربردهای معمول
ADV7183AKST مناسب است برای 6 کاربردs: Analog Television Receiver, Video Projection Equipment, Security Video Recorder, Industrial Video Monitoring, Legacy Video Test Equipment, Analog Broadcast Capture Card.
Analog Television Receiver
The ADV7183AKST fits an analog broadcast receiver that must produce digital video for a scaler, display controller, or recording processor. Its automatic recognition of NTSC, PAL, and SECAM reduces the need for manually configured source selection, while the three 10-bit ADCs provide the required analog-to-digital conversion in one device. The 54 MHz sampling capability supports multiformat SDTV decoding, and the 4:2:2 CCIR601/CCIR656 output can be routed directly to suitable downstream video logic. Board design should preserve the manufacturer's analog input filtering and grounding arrangement to prevent source-specific gain or synchronization errors.
پیشنهادی
Video Projection Equipment
In projectors and display conversion equipment, the ADV7183AKST can digitize a composite or component analog source before scaling and panel driving. Automatic NTSC, PAL, and SECAM detection accommodates varied source standards, while automatic detection of NTSC, PAL, and SECAM reduces source incompatibility. Its three integrated 10-bit ADCs reduce the external component count needed before digital processing. The 4:2:2 output preserves color information for scaler or image-processing stages, although analog input isolation, impedance control, and clean clock routing remain essential for stable picture timing.
پیشنهادی
Security Video Recorder
The ADV7183AKST is appropriate for legacy security-video capture paths that require digitization before compression or storage. Its three 10-bit ADCs and 54 MHz sampling architecture provide a compact conversion stage, while automatic NTSC, PAL, and SECAM recognition simplifies compatibility with mixed camera or installation standards. The decoder supplies 4:2:2 component data that can feed an encoder or storage processor through 8-bit or 16-bit CCIR601/CCIR656. For continuous operation, protect the analog paths from adjacent switching noise and verify thermal performance over the enclosure's full temperature range.
پیشنهادی
Industrial Video Monitoring
The ADV7183AKST can serve as the analog front end in industrial monitoring equipment that combines legacy camera signals with digital edge processing. Automatic television-standard detection supports equipment deployed across regions, and the three integrated 10-bit ADCs simplify the analog input stage. Its 4:2:2 component output can feed a frame buffer, FPGA, or embedded processor for motion analysis or event detection. The separate 3.15 V to 3.45 V analog and 1.65 V to 2.0 V digital supply domains should be decoupled independently, with careful return-path planning to prevent processor noise from entering the composite or component inputs.
پیشنهادی
Legacy Video Test Equipment
The ADV7183AKST is useful in test and measurement systems designed to capture analog television signals for waveform inspection, image analysis, or production testing. Automatic NTSC, PAL, and SECAM recognition reduces setup time, while the three 10-bit ADCs convert the selected source into a repeatable digital representation. The CCIR601 and CCIR656 outputs provide established interfaces for laboratory processors and analyzers. Engineers should use controlled source amplitudes and known synchronization signals, and should follow the manufacturer's grounding and layout guidance to distinguish genuine signal faults from noise introduced by the test fixture.
پیشنهادی
Analog Broadcast Capture Card
The ADV7183AKST can be used in a PCIe or embedded capture card that accepts analog broadcast video and transfers decoded frames to a host processor. Its three 10-bit ADCs and 54 MHz sampling rate support multiformat conversion, while automatic standard detection simplifies user configuration. The 4:2:2 CCIR601/CCIR656 output provides a defined connection to an FPGA or video engine for line buffering and pixel transport. For high-throughput digital routing, maintain controlled impedance and minimize trace discontinuities; for the analog section, maintain controlled impedances and separate noisy digital return currents from the video inputs.
پیشنهادی
خلاصه محصولات پیشنهادی
داده‌های مرجع مهندسی برای ADV7183AKST — مقایسه، راهنمای طراحی و اطلاعات انطباق.
راهنمای انتخاب
مقایسه با جایگزین‌ها
| پارامتر | این محصول | ADV7183AKSTZ | ADV7183A | ADV7183 |
|---|---|---|---|---|
| Package | 80-lead LQFP (14 mm x 14 mm) | 80-lead LQFP (14 mm x 14 mm) | 80-lead LQFP (14 mm x 14 mm) | 80-lead LQFP (14 mm x 14 mm) |
| Brand | Analog Devices | Analog Devices | Analog Devices | Analog Devices |
| Decoder Type | Multiformat SDTV video decoder | Multiformat SDTV video decoder | Multiformat SDTV video decoder | Integrated video decoder |
| Integrated ADC Count | 3 ADCs | 3 ADCs | 3 ADCs | 3 ADCs |
| ADC Resolution | 10 bits | 10 bits | 10 bits | 10 bits |
| ADC Sampling Rate | 54 MHz | 54 MHz | 54 MHz | 54 MHz |
| Clock Reference | Single 27 MHz crystal | Single 27 MHz crystal | Single 27 MHz crystal | Single 27 MHz crystal |
| Supported Video Standards | NTSC, PAL, and SECAM | NTSC, PAL, and SECAM | NTSC, PAL, and SECAM | NTSC and PAL |
| Digital Output | 4:2:2 component video, 8-bit or 16-bit CCIR601/CCIR656 | 4:2:2 component video, 8-bit or 16-bit CCIR601/CCIR656 | 4:2:2 component video, 8-bit CCIR601/CCIR656 | 4:2:2 component video, 16-bit or 8-bit CCIR601/CCIR656 |
تفاوت‌های کلیدی
- Complete multiformat standard coverage (در مقابلADV7183)
- Exact package-qualified ordering code (در مقابلADV7183A)
- Temperature-grade family option (در مقابلADV7183AKST)
یادداشت‌های طراحی
Treat the analog video inputs and digital video outputs as separate signal domains. Route analog inputs away from clocks, switching regulators, and high-speed digital nets; provide a continuous ground reference under the analog section; and place the required input and bypass components close to their associated pins. Follow the Analog Devices manufacturer layout and reference-circuit guidance because external impedance and grounding strongly influence synchronization and analog signal quality.
Decouple the 3.15 V to 3.45 V analog supply and 1.65 V to 2.0 V digital supply independently. Keep the analog bypass capacitor or capacitor group near the analog supply pins and provide a low-impedance return path for digital output current. Validate startup, supply sequencing, and rail settling with an oscilloscope, because a decoder can appear functional while producing unstable pixels if supply noise or clock startup margin is inadequate.
Use the manufacturer's 27 MHz crystal circuit and account for crystal load capacitance, loop area, and grounding to maintain a clean reference clock. Digital CCIR601 and CCIR656 outputs should use controlled-impedance routing where the board stack-up and receiving device require it. Avoid unnecessary stubs, through-hole transitions, and right-angle corners, and verify output timing with the actual source timing and downstream processor.
Do not choose a family member solely from the base decoder name. ADV7183, ADV7183A, ADV7183AKST, and ADV7183AKSTZ can differ in temperature grade, supported standards, output configuration, and ordering code. Compare the complete manufacturer ordering information, electrical limits, register set, pin assignment, and package before substituting any variant into an existing 80-lead LQFP design.
اطلاعات انطباق
The available manufacturer product-page and distributor snippets do not explicitly state the compliance fields for the exact ADV7183AKST ordering code. Request current compliance documentation for the exact package and temperature grade before production release.
