TVP5146M2PFPR - 10-bit NTSC/PAL/SECAM Video Decoder | TI
MPN: TVP5146M2PFPR ✓ نشطTVP5146M2PFPR نظرة عامة
A digital video decoder is an analog front-end (AFE) IC that converts baseband analog video signals into digital component video suitable for processing by SoCs, DSPs, and FPGAs. Within the signal-chain hierarchy, it sits below video ADCs in abstraction: it integrates multiple high-speed ADCs (four 11-bit converters in this family), clock generation, synchronization separation, and color-space conversion on one die, making it a complete analog-video-to-digital-bridging solution for embedded video systems.
Key features include 4x10-bit digital video output, A/D conversion of component RGB and YPbPr signals, an integrated 5-line adaptive comb filter that suppresses cross-luminance and cross-color artifacts in composite decoding, and Macrovision detection for copy-protection compliance. SCART support enables European consumer platform designs, and automatic standard detection of NTSC, PAL, and SECAM simplifies software bring-up.
Architecturally, the TVP5146M2 digitizes the selected analog input through its embedded 11-bit ADC stage, applies analog clamping and gain control, then performs digital multi-standard decoding with the 5-line comb filter. YCbCr output is delivered over a standard parallel digital video port that interfaces directly to common video processors and display controllers. Linear-phase horizontal and vertical scaling-free output timing keeps downstream pipeline design straightforward.
Typical applications include CCTV and DVR front ends, LCD monitors and TVs, video capture cards, set-top boxes, and industrial machine-vision equipment that must accept legacy composite, S-Video, YPbPr, or RGB sources.
Design consideration: place a low-jitter crystal or clock source per the manufacturer datasheet layout guidance and keep analog inputs routed over a solid ground plane, since decoder SNR depends strongly on input clock jitter and analog layout quality.
This page synthesizes distributor pricing, drop-in alternatives, comparison data, and practical design notes not found in the manufacturer datasheet alone.
بدائل مباشرة لـ TVP5146M2PFPR — نفس الحزمة، متوافق دبوس بدبوس. تُستثنى القطع ذات الحزم المختلفة التي تتطلب تعديل PCB.
الطرازات في هذه السلسلة
طرازات من نفس السلسلة متوافقة تمامًا مع TVP5146M2PFPR (نفس عامل الشكل والبصمة) — يختلف في Comb Filter, Function, Package.
TVP5146M2IPFPR
✅ بديل مباشر📋 بديل مرجعي (غير موجود في الكتالوج)
TVP5146IPFPR
✅ بديل مباشر ⚠️ مواصفات غير مُتحقق منها📋 بديل مرجعي (غير موجود في الكتالوج)
TVP5146M2PFPG4
✅ بديل مباشر ⚠️ مواصفات غير مُتحقق منها📋 بديل مرجعي (غير موجود في الكتالوج)
TVP5146M2PFPR المواصفات
| الوظيفة | Digital Video Decoder (NTSC/PAL/SECAM) |
| الدقة | 10-bit digital video output |
| ADC Count | 4 ADCs, 11-bit (per FindIC specification listing) |
| Video Input Formats | Composite NTSC/PAL/SECAM, S-Video, YPbPr, RGB |
| Output Format | Digital YCbCr component video (4x10-bit) |
| Comb Filter | 5-line adaptive |
| Copy Protection | Macrovision detection |
| SCART Support | Yes |
| Applications | Monitors, TV |
| العلبة | HTQFP (PFP), 80 pins, 12x12 mm |
| نوع التركيب | Surface Mount |
| درجة حرارة التشغيل | 0 C to 70 C |
دليل تكوين أطراف TVP5146M2PFPR htqfp (pfp), 80 pins, 12x12 mm
تكوين الأطراف لـ TVP5146M2PFPR (حزمة htqfp (pfp), 80 pins, 12x12 mm). يتم تعريف ترقيم الأطراف والوظائف ومخططات التوصيل في ورقة البيانات الفنية من الشركة المصنعة. راجعها للحصول على البصمة الدقيقة وإرشادات اللحام.
لا تتوفر بيانات مفصلة لمخطط التوصيلات لـ TVP5146M2PFPR.
راجع ورقة البيانات للحصول على تكوين الأطراف الكامل.
التطبيقات النموذجية
TVP5146M2PFPR مناسب لـ 6 التطبيقs: CCTV / DVR Video Capture Front End, LCD Monitors and TV Input Processing, Industrial Machine Vision and Video Inspection, PCI/USB Video Capture Cards, Set-Top Boxes and SCART Consumer Platforms, Medical and Legacy-Equipment Video Retrofit.
CCTV / DVR Video Capture Front End
The TVP5146M2PFPR fits DVR front ends because its four 11-bit ADCs and multi-input analog mux digitize multiple composite or S-Video surveillance feeds while the 5-line adaptive comb filter suppresses the cross-color and cross-luminance artifacts typical of security footage. In a typical DVR card, camera composite video is AC-coupled into the decoder input, clamped and gain-staged on-chip, and output as 10-bit digital YCbCr on the parallel video port feeding a compression encoder or SoC. Because decoding of NTSC, PAL, and SECAM is automatic, one hardware design serves global camera fleets. The Macrovision detection feature also satisfies content-protection checks in commercial recording platforms, per the TI TVP5146M2 product description.
موصى به
LCD Monitors and TV Input Processing
In monitors and TVs, the TVP5146M2PFPR digitizes legacy analog sources - composite, S-Video, YPbPr, and RGB - into component video for the display scaler. DigiKey categorizes the part specifically for Monitors and TV applications. Its RGB/YPbPr A/D path supports progressive-scan DVD and game-console inputs at display quality, while the 5-line comb filter ensures clean composite decoding from set-top boxes. SCART support addresses European consumer platforms directly on-chip, avoiding external switching. The parallel YCbCr output interfaces to standard display SoCs, and the 0 to 70 C rating covers consumer enclosure environments. Since analog TV inputs persist in many markets, this single-chip front end consolidates the analog block that would otherwise need discrete video amplifiers, sync separators, and converters.
موصى به
Industrial Machine Vision and Video Inspection
Factory inspection equipment frequently must ingest analog camera outputs from installed NTSC/PAL baseband cameras, and the TVP5146M2PFPR provides that analog front end with 10-bit precision adequate for defect-detection pipelines. The YPbPr and RGB A/D inputs allow the same board to accept higher-quality component feeds from analog frame cameras. Automatic standard detection removes manual configuration during line changeovers, an operational benefit on mixed-equipment production floors. The 0 to 70 C commercial rating suits control-cabinet environments, and the HTQFP-80 surface-mount package reflows on standard SMT lines. Output timing is a conventional parallel video stream, so FPGA capture logic remains simple. Solid analog layout - short input traces, low-jitter clock - preserves SNR in electrically noisy industrial settings.
موصى به
PCI/USB Video Capture Cards
Add-in capture cards and USB video sticks use the TVP5146M2PFPR as the single analog front end converting composite/S-Video from VCRs, camcorders, and legacy consoles into digital YCbCr for host encoding. The decoder's low external component count - input coupling, crystal, and supply decoupling - keeps small-form-factor card layouts feasible, while the 12x12 mm HTQFP-80 fits dense multi-channel boards. The 4x10-bit ADC architecture supports multi-input designs, and the parallel output port maps directly to USB bridge or PCIe bridge chips with FIFO-based video capture. The 5-line comb filter materially improves captured-video quality from composite sources versus simple 1-line filters, reducing post-capture artifacts. Macrovision detection supports compliant capture behavior in consumer products.
موصى به
Set-Top Boxes and SCART Consumer Platforms
European set-top boxes and consumer AV platforms rely on SCART connectivity, which the TVP5146M2PFPR supports natively along with Macrovision detection required by content providers. The decoder accepts composite, S-Video, and RGB from SCART sources and delivers digital YCbCr to the main SoC, eliminating discrete analog switches and sync separators. Automatic NTSC/PAL/SECAM detection lets one hardware SKU serve multi-region deployments. In these designs the device typically sits between the SCART input protection network and the MPEG decoder SoC, with the 0 to 70 C rating covering set-top enclosure conditions. The 10-bit data path preserves picture quality through subsequent compression, and the 5-line comb filter keeps over-the-air composite material clean before encoding.
موصى به
Medical and Legacy-Equipment Video Retrofit
Medical ultrasound, endoscopy, and patient-monitoring systems built around analog composite video still require reliable digitization during service retrofits, and the TVP5146M2PFPR provides that bridge with 10-bit fidelity and stable NTSC/PAL decoding. Its RGB/YPbPr inputs also accept higher-resolution component outputs found on later analog-era medical hardware. Because the device is active and stocked at DigiKey as of 2026-10-20, it is a realistic service-life extension component for equipment destined for regulatory requalification - a redesign to a modern SoC would trigger full recertification, whereas a same-footprint decoder swap does not. The 0 to 70 C range and surface-mount HTQFP-80 package match the original boards these retrofits target, keeping mechanical and thermal qualification straightforward.
موصى به
ملخص المنتجات الموصى بها
بيانات مرجعية هندسية لـ TVP5146M2PFPR — المقارنة وإرشادات التصميم ومعلومات الامتثال.
دليل الاختيار
المقارنة مع البدائل
| المعامل | هذا المنتج | TVP5146M2IPFPR | TVP5146IPFPR | TVP5146M2PFPG4 |
|---|---|---|---|---|
| Package | HTQFP-80 (PFP) 12x12 mm | HTQFP-80 - same | HTQFP-80 - same | HTQFP-80 - same |
| Brand | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments |
| Resolution | 10-bit | 10-bit | 10-bit | 10-bit |
| Video Standards | NTSC/PAL/SECAM + YPbPr/RGB | NTSC/PAL/SECAM + YPbPr/RGB | NTSC/PAL/SECAM (check datasheet for component support) | NTSC/PAL/SECAM + YPbPr/RGB |
| Comb Filter | 5-line | 5-line | 5-line | 5-line |
أبرز الفروقات
- Second-generation M2 die with Macrovision detection and SCART support (مقابلTVP5146IPFPR)
- Identical footprint reel variant for production sourcing (مقابلTVP5146M2IPFPR)
- Four integrated 11-bit ADCs (مقابلSN65LVDS301ZQE)
ملاحظات التصميم
Keep all analog video inputs (composite, S-Video, YPbPr, RGB) routed as short, matched traces over an unbroken ground plane, and place the input coupling networks and clamping components directly at the HTQFP-80 pins. Decouple every analog and digital supply pin with 100 nF ceramics placed within 2 mm of the pin, plus bulk capacitance per the manufacturer datasheet. The 12x12 mm HTQFP exposed thermal arrangement benefits from a via-stitched ground pour under the package to reduce ground bounce between the analog front end and the digital output port.
Decoder SNR and color accuracy depend directly on clock quality: use a low-jitter crystal or oscillator meeting the manufacturer datasheet jitter specification, and keep the clock traces away from the parallel YCbCr output bus. Terminate the digital video output bus appropriately for the trace length to your SoC or FPGA to avoid reflections that produce data-eye errors at the pixel clock rate. Route the 10-bit video bus on a solid reference plane and avoid crossing plane splits under any output bit.
Do not substitute dissimilar parts: cross-reference tools sometimes list the SN65LVDS301ZQE (an 80-BGA serializer) against this decoder, but it is a completely different function and package. When qualifying the TVP5146M2IPFPR reel variant, confirm it is the M2-generation die - the older TVP5146 shares the footprint but differs in register map details, so verify I2C initialization code against the current manufacturer datasheet before releasing firmware. Also confirm the 0 to 70 C commercial rating covers your enclosure environment.
معلومات الامتثال
Compliance status not stated in the provided web data. The G4 ordering suffix variant (TVP5146M2PFPG4) typically denotes Pb-free/green TI packaging per TI ordering conventions - verify on the official TI TVP5146M2 product page before procurement.
