DS90UB925Q-Q1 Datasheet, PDF (2/51 Pages) Texas Instruments – 5 to 85 MHz 24-Bit Color FPD-Link III Serializer With Bidirectional Control Channel

DS90UB925Q-Q1
SNLS407D – APRIL 2012 – REVISED OCTOBER 2014
www.ti.com
Table of Contents
1 Features .................................................................. 1
2 Applications ........................................................... 1
3 Description ............................................................. 1
4 Revision History..................................................... 2
5 Pin Configuration and Functions ......................... 4
6 Specifications......................................................... 7
6.1 Absolute Maximum Ratings ..................................... 7
6.2 Handling Ratings....................................................... 7
6.3 Recommended Operating Conditions....................... 7
6.4 Thermal Information .................................................. 8
6.5 DC Electrical Characteristics .................................... 8
6.6 AC Electrical Characteristics................................... 10
6.7 Recommended Timing for the Serial Control Bus .. 11
6.8 Switching Characteristics ........................................ 13
6.9 Typical Charateristics ............................................. 14
7 Detailed Description ............................................ 15
7.1 Overview ................................................................. 15
7.2 Functional Block Diagram ....................................... 15
7.3 Feature Description................................................. 15
7.4 Device Functional Modes........................................ 22
7.5 Programming .......................................................... 25
7.6 Register Maps ........................................................ 27
8 Application and Implementation ........................ 38
8.1 Application Information............................................ 38
8.2 Typical Application .................................................. 38
9 Power Supply Recommendations...................... 41
9.1 Power Up Requirements and PDB Pin ................... 41
9.2 CML Interconnect Guidelines.................................. 41
10 Layout................................................................... 42
10.1 Layout Guidelines ................................................. 42
10.2 Layout Example .................................................... 43
11 Device and Documentation Support ................. 45
11.1 Documentation Support ........................................ 45
11.2 Trademarks ........................................................... 45
11.3 Electrostatic Discharge Caution ............................ 45
11.4 Glossary ................................................................ 45
12 Mechanical, Packaging, and Orderable
Information ........................................................... 45
4 Revision History
NOTE: Page numbers for previous revisions may differ from page numbers in the current version.
Changes from Revision C (April 2013) to Revision D
Page
• Added data sheet flow and layout to conform with new TI standards. Added the following sections: Handling
Ratings, Device Functional Modes; Programming; Power Supply Recommendations; Layout; Device and
Documentation Support; Mechanical, Packaging and Ordering Information.......................................................................... 1
• Added Device Information table ............................................................................................................................................. 1
• Fixed typo for GPIO configuration ........................................................................................................................................ 19
• Removed two MODE_SEL modes: I2S Channel B, and Backward Compatible.................................................................. 23
• Removed IDx addresses 0x22, 0x24, 0x2E, 0x30, 0x32, 0x34............................................................................................ 26
• Changed suggested resistor values for IDx addresses 0x1E, 0x20, 0x26, 0x28, 0x2A....................................................... 26
Changes from Revision B (August 2012) to Revision C
Page
• Changed layout of National datasheet to TI format................................................................................................................ 1
Changes from Revision A (July 2012) to Revision B
Page
• Added typical charateristic graphics ..................................................................................................................................... 14
• Added” Note: frequency range = 15 - 65MHz when LFMODE = 0 and frequency range = 5 - <15MHz when
LFMODE = 1.” under Functional Description. ...................................................................................................................... 16
• Reformatted Table 2 and added clarification to notes.......................................................................................................... 19
• Added clarification to notes on Table 6, address 0x04[3:0] (backwards compatible and LFMODE registers). .................. 27
2
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