Features and Benefits
Low-power HDMI™/DVI transmitter ideal for portable applications
CEC controller and buffer reduces system overhead
Compatible with HDMI v1.3
(supporting x.v.Color™), DVI v1.0
Single 1.8V power supply
- Digital video
80 MHz operation supports all video resolutions from 480i to 1080i
Prog two-way CSC
Supports RGB, YCbCr, DDR
Supports ITU656 based embedded syncs
Auto input video format timing detection
- Digital audio
Supports standard S/PDIF for stereo LPCM or compressed audio up to 192 kHz
2-channel uncompressed LPCM I2S audio up to 192 kHz
- Special features for easy system design
On-chip MPU w/ I2C® master performs EDID reading operations
5 V tolerant I2C & HPD I/Os-no extra device needed
No audio master clock needed to support S/PDIF & I2S
The ADV7521NK is an 80 MHz, high definition multimedia interface (HDMI®) v.1.3 transmitter. It supports HDTV formats up to 1080i and 720p, and computer graphic resolutions up to XGA (1024 × 768 @ 75 Hz).
The ADV7521NK supports both S/PDIF and 2-channel I2S audio. Its high fidelity 2-channel I2S can transmit stereo at up to 192 kHz sampling rate. The S/PDIF can carry stereo LPCM audio or compressed audio including Dolby® Digital and DTS®.
The ADV7521NK helps to reduce system design complexity and cost by incorporating such features as an I2C master for EDID reading, a single 1.8V power supply and 5 V tolerance on I2C and hot plug detect pins.
Fabricated in an advanced CMOS process, the ADV7521NK is available in a space saving, 49-ball, WLCSP surface-mount package. This package is RoHS compliant and specified to operate from −25°C to +85°C.
- Digital video cameras
- Digital still cameras
- Personal media players
- Cellular handsets
Product Lifecycle Not Recommended for New Designs
This designates products ADI does not recommend broadly for new designs.
Evaluation Kits (1)
This page provides ordering information for the ADV7521NK Low-Power HDMI®/DVI Transmitter with Consumer Electronic Control (CEC) evaluation board.
Documentation & Resources
ADI has always placed the highest emphasis on delivering products that meet the maximum levels of quality and reliability. We achieve this by incorporating quality and reliability checks in every scope of product and process design, and in the manufacturing process as well. "Zero defects" for shipped products is always our goal.
Sample & Buy
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Pricing displayed is based on 1-piece. The USA list pricing shown is for budgetary use only, shown in United States dollars (FOB USA per unit), and is subject to change. International prices may vary due to local duties, taxes, fees and exchange rates.