Infineon Technologies CYV270M0101EQ-SXC

Overview

CYV270M0101EQ from Cypress Semiconductor Corporation is an adaptive SD-SDI video cable equalizer IC optimized for SMPTE 259M and DVB-ASI standards at 270 Mbps, supporting data rates from 143–360 Mbps, featuring CLI analog cable-length indication, MCLADJ-adjustable muting threshold, and CML differential outputs. It equalizes up to 350 m of Belden 1694A or Canare L-5CFB coaxial cable in broadcast infrastructure receivers.

For engineers reviewing the CYV270M0101EQ datasheet, CYV270M0101EQ pinout, CYV270M0101EQ application, or CYV270M0101EQ equivalent, key selection criteria include SD-SDI pathological pattern DC restoration, carrier detect/mute bidirectional control, adaptive gain staging across frequency bands, and seamless HOTLink II™ interoperability in serial digital video links.

Technical Context

The CYV270M0101EQ implements a multi-stage adaptive equalization architecture with separate low- and high-frequency gain regulation to restore degraded eye diagrams from long coaxial runs. Its DC restoration block compensates for SMPTE RP178 pathological patterns, ensuring compliance with SMPTE 259M timing and amplitude requirements.

It operates as a single-channel, 3.3 V powered CML receiver-side equalizer with integrated carrier detection, analog CLI feedback, and programmable muting via MCLADJ voltage threshold - all implemented in 0.18 μm CMOS. The device supports both single-ended and differential SDI inputs and delivers CML-compatible SDO/SDO outputs for direct interface to HOTLink II SerDes.

Key Specifications

Pinout & Package

Package: 16-pin SOIC (Small Outline Integrated Circuit), surface-mount, RoHS-compliant, 0.18 μm CMOS process.

Key Features

Applications

Equivalent & Alternatives

The following parts are listed as comparable options for similar adaptive SD-SDI equalizer applications.

Compared with LMH0384MTX/NOPB and MAX3815ETP+, the CYV270M0101EQ uniquely combines SMPTE 259M compliance, analog CLI feedback, and MCLADJ-programmable muting in a single 3.3 V, 160 mW package - making it optimal for field-deployable SD-SDI receivers requiring real-time cable diagnostics and fail-safe muting.

Availability

CYV270M0101EQ is available at Aetrix Electronics and suitable for broadcast studio receivers, SDI distribution amplifiers, DVB-ASI transport nodes, and video-over-IP gateway interfaces requiring stable component supply and long-lifecycle support.

Supply support for CYV270M0101EQ 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

Cypress Semiconductor Corporation (now part of Infineon Technologies) designs high-performance mixed-signal ICs for connectivity, memory, and programmable systems, with headquarters in San Jose, CA.

The CYV270M0101EQ belongs to Cypress's CLEANLink™ video equalizer product line, engineered specifically for SMPTE-compliant serial digital video signal recovery in broadcast, medical imaging, and professional AV equipment.

FAQ

What is the function of the AGC± pins?

The AGC± pins form a differential analog filter node requiring a 1 μF capacitor placed directly between them. This capacitor stabilizes the internal automatic gain control loop, preventing oscillation during adaptive equalization and ensuring consistent convergence across temperature and voltage variations. Omitting this capacitor causes unstable gain behavior and potential loss of lock on incoming SD-SDI signals.

Can the CYV270M0101EQ be used with HD-SDI signals?

The CYV270M0101EQ is specified for 143–360 Mbps operation and validated for SMPTE 259M (SD-SDI) and DVB-ASI. While it may pass some HD-SDI (1.485 Gbps) signals under short-cable conditions, it lacks design validation, pathological pattern compliance, or jitter performance guarantees at HD rates - making it unsuitable for production HD-SDI applications.

How does the CLI output correlate to actual cable length?

The CLI voltage decreases monotonically from ~2.65 V (0 m) to ~1.9 V (350 m) on Belden 1694A cable at SD-SDI rates, per Figure 3 in the datasheet. This analog mapping allows direct ADC measurement and linear interpolation in firmware to report real-time cable length - critical for predictive maintenance in broadcast facilities.

Is the BYPASS mode compatible with carrier detection?

No. When BYPASS is asserted HIGH, the CD/MUTE pin is disabled and provides no carrier detect functionality. In bypass mode, the device routes SDI/SDI directly to SDO/SDO without equalization, DC restoration, or CLI/MCLADJ processing - effectively operating as a passive CML buffer with no signal monitoring capability.