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ADV7525

Analog Integrations Corporation
Part Number ADV7525
Manufacturer Analog Integrations Corporation
Description Low Power HDMI/DVI Transmitter
Published Jan 31, 2011
Detailed Description Low Power HDMI/DVI Transmitter www.DataSheet4U.com ADV7525 FEATURES General Low power HDMI/DVI transmitter ideal for por...
Datasheet PDF File ADV7525 PDF File

ADV7525
ADV7525

Overview
Low Power HDMI/DVI Transmitter www.
DataSheet4U.
com ADV7525 FEATURES General Low power HDMI/DVI transmitter ideal for portable applications CEC controller and expanded message buffer (3 messages) reduce system overhead HDMI v.
1.
4a features supported 3D video Extended colorimetry Compatible with DVI v.
1.
0 Optional embedded HDCP keys to support HDCP 1.
3 1.
8 V supplies for ultralow operating power Video/audio inputs accept logic levels from 1.
8 V to 3.
3 V Digital video 80 MHz operation supports all video and graphics resolutions from 480i to 1080i Programmable 2-way color space converter Supports RGB, YCbCr, DDR Supports ITU656-based embedded syncs Automatic input video format timing detection (CEA-861E) Digital audio Supports standard SPDIF for stereo LPCM or compressed audio up to 192 kHz 8-channel uncompressed LPCM I2S audio up to 192 kHz Special features for easy system design On-chip MPU with I2C master to perform EDID reading and HDCP operations; reports HDMI events through interrupts and registers 5 V tolerant I2C and HPD I/Os, no extra device needed No audio master clock needed for supporting SPDIF and I2S Compatible with AD9394 HDMI companion chip 5 V generator for Hot Plug detect in portable applications FUNCTIONAL BLOCK DIAGRAM SCL SDA INT I2C SLAVE HDCP CORE HDCP AND EDID MICROCONTROLLER HPD REGISTER CONFIGURATION LOGIC CLK VSYNC HSYNC DE D[23:0] SPDIF MCLK I2S[3:0] LRCLK SCLK AUDIO DATA CAPTURE VIDEO DATA CAPTURE HDCP KEYS I2C MASTER CEC CONTROLLER BUFFER-3MSG DDCSCL DDCSDA CEC CEC_CLK SYNC ADJUSTMENT AND GENERATION Tx0± COLOR SPACE CONVERSION Tx1± TMDS OUTPUTS Tx2± ADV7525 Figure 1.
TxC± GENERAL DESCRIPTION The ADV7525 is an 80 MHz, high definition multimedia interface (HDMI®) transmitter with expanded CEC buffer.
It supports HDTV formats up to 1080i and computer graphic resolutions up to XGA at 75 Hz.
With the inclusion of embedded HDCP keys, the ADV7525 allows the secure transmission of protected content, as specified by the HDCP 1.
3 protoco...


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