Analog Devices Inc. ADV7281WBCPZ-M-RL

Overview

ADV7281WBCPZ-M-RL from Analog Devices is a 10-bit, 4× oversampled SDTV video decoder IC for automotive infotainment and DVR systems, supporting CVBS, Y/C, and YPrPb analog inputs with NTSC/PAL/SECAM autodetection, 8-bit ITU-R BT.656 output, and −40°C to +105°C operation.

For engineers reviewing the ADV7281WBCPZ-M-RL datasheet, ADV7281WBCPZ-M-RL pinout, ADV7281WBCPZ-M-RL application, or ADV7281WBCPZ-M-RL equivalent, this page delivers verified functional identity, exact pin roles, automotive-grade thermal specs, differential input support, and confirmed BT.656 interface timing - all critical for video subsystem integration in safety-critical embedded designs.

Technical Context

The ADV7281WBCPZ-M-RL implements a dedicated analog front end with on-chip antialiasing filters and a 10-bit ADC per channel, enabling simultaneous digitization of up to four differential or single-ended CVBS/Y/C/YPrPb signals. Its Standard Definition Processor (SDP) integrates adaptive 2D comb filtering, CTI enhancement, and ADLLT-based mini-TBC for stable line-locked output.

It uses a 28.63636 MHz crystal reference for PLL-based clock recovery and outputs pixel data via an 8-bit parallel BT.656 interface synchronized to the LLC (line-locked clock), with full VBI data slicing and Rovi copy protection detection - all configured via I²C at up to 400 kHz.

Key Specifications

Pinout & Package

ADV7281WBCPZ-M-RL is housed in a 32-lead, 5 mm × 5 mm, RoHS-compliant LFCSP package with exposed pad (EPAD) requiring connection to DGND for thermal and electrical performance.

Key Features

Applications

Equivalent & Alternatives

The following parts are listed as comparable options for similar SDTV video decoding applications.

Compared with ADV7281WBCPZ-M-RL, ADV7280WBCPZ-RL omits critical automotive diagnostics while MAX9526ETX+T replaces BT.656 with MIPI CSI-2 and sacrifices extended temperature range - making ADV7281WBCPZ-M-RL uniquely suited for AEC-Q100-aligned infotainment and ADAS video capture where reliability, timing stability, and fault reporting are mandatory.

Availability

ADV7281WBCPZ-M-RL is available at Aetrix Electronics and suitable for automotive infotainment, DVR recording, and portable media player applications requiring stable component supply, long-term lifecycle assurance, and AEC-Q100-aligned qualification.

Supply support for ADV7281WBCPZ-M-RL 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 is a global leader in high-performance analog, mixed-signal, and digital signal processing semiconductors, serving industrial, automotive, communications, and healthcare markets since 1965.

The ADV7281WBCPZ-M-RL belongs to Analog Devices' automotive-qualified video decoder product line, engineered specifically for robust analog video capture in harsh environments - emphasizing signal integrity, thermal resilience, and functional safety readiness.

FAQ

What video standards does the ADV7281WBCPZ-M-RL support?

The ADV7281WBCPZ-M-RL supports worldwide NTSC, PAL, and SECAM analog video standards across CVBS (composite), Y/C (S-Video), and YPrPb (component) formats. It performs automatic standard detection without external configuration, enabling plug-and-play compatibility with diverse legacy video sources in automotive and security applications. All standard-specific parameters - including color demodulation, lock time, and burst range - are fully specified in the datasheet for ADV7281WBCPZ-M-RL.

Does ADV7281WBCPZ-M-RL support differential analog video inputs?

Yes, ADV7281WBCPZ-M-RL supports fully differential, pseudo-differential, and single-ended analog video inputs on all four AIN channels (AIN1–AIN4). This capability provides superior common-mode noise rejection (73 dB CMRR) in electrically noisy automotive environments. External resistor matching (0.1% tolerance) is required to achieve the specified CMRR, and the device includes internal clamping circuitry compatible with differential configurations.

What is the function of the LLC pin on ADV7281WBCPZ-M-RL?

LLC (Line-Locked Clock) on ADV7281WBCPZ-M-RL is a synchronous output clock that tracks the actual line length of incoming analog video - nominally 27 MHz but dynamically adjusted by ADLLT processing. It serves as the timing reference for latching P0–P7 pixel data in BT.656 format, eliminating the need for external frame synchronizers or FIFO buffers. The LLC duty cycle is guaranteed between 45% and 55%, meeting ITU-R BT.656 timing compliance for ADV7281WBCPZ-M-RL.

Can ADV7281WBCPZ-M-RL operate in power-down mode, and what is its quiescent current?

Yes, ADV7281WBCPZ-M-RL supports hardware power-down via the PWRDWN pin (Pin 31). In power-down mode, total dissipation drops to 1 mW, with measured currents of 84 µA on DVDDIO, 46 µA on PVDD, 0.2 µA on AVDD, and 420 µA on DVDD. This ultra-low standby power enables rapid wake-up in always-on vehicle systems while minimizing battery drain - a key requirement for ADV7281WBCPZ-M-RL in automotive telematics platforms.

Is ADV7281WBCPZ-M-RL qualified for automotive use, and what is its temperature range?

Yes, ADV7281WBCPZ-M-RL is explicitly qualified for automotive applications and rated over the full −40°C to +105°C junction temperature range. It meets AEC-Q100 stress test requirements and features design elements such as STB diagnostics, enhanced ESD protection (<2 kV), and robust power supply sequencing - all validated for deployment in dashboard displays, rear-view systems, and in-vehicle DVRs where thermal and electrical reliability are non-negotiable for ADV7281WBCPZ-M-RL.