STDP2690AD

STDP2690AD Datasheet


STDP2690 Advanced DisplayPort to DisplayPort dual mode

Part Datasheet
STDP2690AD STDP2690AD STDP2690AD (pdf)
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STDP2690 Advanced DisplayPort to DisplayPort dual mode
converter Datasheet

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MegaChips reserves the right to make any change herein at any time without prior notice. MegaChips does not assume any responsibility or liability arising out of application or use of any product or service described herein except as explicitly agreed upon.

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STDP2690
• dual-mode transmitter DP 1.2a compliant Link rate HBR2/HBR/RBR 1, 2, or 4 lanes AUX CH 1 Mbps Supports eDP operation HDMI/DVI operation with level translator
• DisplayPort receiver DP 1.2a compliant Link rate HBR2/HBR/RBR 1, 2, or 4 lanes AUX CH 1 Mbps Supports eDP operation
• SPDIF audio output 192 kHz/24 bits Compressed/LPCM
• HDCP repeater with embedded keys
• ASSR - eDP display authentication option
• AUX to I2C bridge for EDID/MCCS pass through
• Spread spectrum on DisplayPort interface for EMI reduction
• Device configuration options SPI Flash I2C host interface
• Deep color support RGB/YCC 4:4:4 16-bit color YCC 4:2:2 16-bit color space conversion YUV to RGB and RGB to YUV
• Bandwidth Video resolution up to 4K x 2K 30 Hz 1920 x 1080 120 Hz Audio Ch up to 192 kHz sample rate
• Low power operation active 493 mW, standby 21 mW
• Package 81 BGA 8 x 8 mm
• Power supply voltages V I/O V core
• Audio-video accessory dongle for PC/notebooks and docking stations
• Thunderbolt source and peripheral devices

DP Input

DP Receiver

Image Capture

Video Format Converter

DP Dual Mode Transmitter

DP++ Output

I2C Slave

SPDIF Transmitter

Clock Generation

OCM, SPI

DDC Controller

SPDIF Audio

I2C to AUX Bridge

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Contents

STDP2690

Description 7
Ordering information 32

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List of Tables

STDP2690

Table

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List of Figures

STDP2690

Figure

STDP2690 in PC/notebook accessory application 8 STDP2690 BGA diagram 13 Package drawing 20 Package dimensions. 21 Marking template 22 I2C timing 29 SPI output or serial interface SPI ROM input timing 31 SPI input or serial interface SPI ROM output timing 31

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STDP2690

The STDP2690 is a high-speed DisplayPort to DisplayPort dual mode converter IC targeted for applications such as audio-video accessories, docking stations, Thunderbolt storage devices, etc. This device includes a VESA DP Standard Ver. 1.2a compliant receiver and transmitter, implementing single link DisplayPort input and output ports comprising four Main lanes, AUX CH, and HPD.

The STDP2690 uses MegaChips’ latest generation DisplayPort dual mode transmitter technology that supports both DisplayPort and TMDS signal formats DP++ . DisplayPort receiver and transmitter support HBR2 speed, a data rate of Gbps per lane with a total bandwidth of Gbps link rate. The transmitter is capable of supporting HDMI or single link DVI output through a passive level translator dongle . When configured as HDMI output, this device supports link rate up to Gbps that corresponds to a pixel rate of 297 MHz, adequate for handling video timings up to FHD 120 Hz 3D formats. This device delivers deep color video up to 16-bits per color at 1080p 60 Hz and lower video resolutions. The STDP2690 allows audio transport from the source to desired audio rendering devices over the DP++ output or through the SPDIF port. The audio signal from the source can be routed simultaneously to DP++ and SPDIF output ports. For example, the STDP2690 allows routing of any two audio channels on the SPDIF port, while transporting up to eight channels on the DP++ port.

The STDP2690 supports RGB and YCbCr colorimetric formats with color depth of 16, 12, 10, and 8 bits. This device features HDCP content protection scheme with an embedded key option for secure transmission of digital audio-video content. It also operates as an HDCP repeater for the downstream sink. The eDP authentication option ASSR Alternative Scrambler Seed Reset is supported for embedded application.

The AUX-to-I2C translator in the STDP2690 allows the upstream DisplayPort source to access EDID and transfer MCCS commands to a downstream sink over the HDMI interface when used with a level translator. This device has an on-chip microcontroller with SPI and I2C host interface for system configuration purposes. STDP2690 can be configured with an external SPI Flash for custom applications. In addition, it allows register level configuration from an external host controller through I2C interface.

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Application overview

Figure STDP2690 in PC/notebook accessory application

STDP2690

SPI Flash
27 MHz Crystal

DIsplayPort DP++

DP main lanes AUX CH

STDP2690

DP Main Lanes

AUX CH DDC

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Feature attributes

STDP2690

Input interface
Ordering information

STDP2690-AD STDP2690-ADT

Table Order codes Description
81 BGA 8 x 8 mm delivered in trays 81 BGA 8 x 8 mm delivered in tape and reel

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Date 07-Mar-2016

Initial release.

STDP2690

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STDP2690

Notice

Semiconductor products may possibly experience breakdown or malfunction. Adequate care should be taken with respect to the safety design of equipment in order to prevent the occurrence of human injury, fire or social loss in the event of breakdown or malfunction of semiconductor products

The overview of operations and illustration of applications described in this document indicate the conceptual method of use of the semiconductor product and do not guarantee operability in equipment in which the product is actually used.

The names of companies and trademarks stated in this document are registered trademarks of the relevant companies.

MegaChips Co. provides no guarantees nor grants any implementation rights with respect to industrial property rights, intellectual property rights and other such rights belonging to third parties or/and MegaChips Co. in the use of products and of technical information including information on the overview of operations and the circuit diagrams that are described in this document.

The product described in this document may possibly be considered goods or technology regulated by the Foreign Currency and Foreign Trade Control Law. In the event such law applies, export license will be required under said law when exporting the product. This regulation shall be valid in Japan domestic.

In the event the intention is to use the product described in this document in applications that require an extremely high standard of reliability such as nuclear systems, aerospace equipment or medical equipment for life support, please contact the sales department of MegaChips Co. in advance.

All information contained in this document is subject to change without notice.

Copyright 2016 MegaChips Corporation All rights reserved

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Datasheet ID: STDP2690AD 647768