2
DS90UB929-Q1
ZHCSD38B –NOVEMBER 2014–REVISED AUGUST 2019
www.ti.com.cn
Copyright © 2014–2019, Texas Instruments Incorporated
目目录录
1 特特性性.......................................................................... 1
2 应应用用.......................................................................... 1
3 说说明明.......................................................................... 1
4 修修订订历历史史记记录录 ........................................................... 2
5 Pin Configuration and Functions......................... 3
6 Specifications......................................................... 6
6.1 Absolute Maximum Ratings ..................................... 6
6.2 ESD Ratings.............................................................. 6
6.3 Recommended Operating Conditions....................... 6
6.4 Thermal Information.................................................. 7
6.5 DC Electrical Characteristics .................................... 7
6.6 AC Electrical Characteristics................................... 10
6.7 DC And AC Serial Control Bus Characteristics ...... 11
6.8 Recommended Timing for the Serial Control Bus .. 12
6.9 Timing Diagrams..................................................... 13
6.10 Typical Characteristics.......................................... 15
7 Detailed Description............................................ 16
7.1 Overview ................................................................. 16
7.2 Functional Block Diagram ....................................... 16
7.3 Feature Description................................................. 17
7.4 Device Functional Modes........................................ 27
7.5 Programming........................................................... 28
7.6 Register Maps......................................................... 32
8 Application and Implementation ........................ 58
8.1 Applications Information.......................................... 58
8.2 Typical Applications ................................................ 58
9 Power Supply Recommendations...................... 63
9.1 Power-Up Requirements and PDB Pin................... 63
10 Layout................................................................... 67
10.1 Layout Guidelines ................................................. 67
10.2 Layout Example .................................................... 68
11 器器件件和和文文档档支支持持 ..................................................... 69
11.1 文档支持 ............................................................... 69
11.2 接收文档更新通知 ................................................. 69
11.3 商标 ....................................................................... 69
11.4 静电放电警告......................................................... 69
11.5 Glossary................................................................ 69
12 机机械械、、封封装装和和可可订订购购信信息息....................................... 69
4 修修订订历历史史记记录录
Changes from Revision A (March 2019) to Revision B Page
• Changed V
DD11
maximum from 1.32 V back to 1.7 V............................................................................................................. 6
• 添加了
接收文档更新通知
部分 .............................................................................................................................................. 69
Changes from Original (November 2014) to Revision A Page
• Changed all references of HDMI Clock to TMDS Clock......................................................................................................... 3
• Changed the VTERM pin description ..................................................................................................................................... 5
• Changed V
DD11
maximum from: 1.7 V to: 1.32 V ................................................................................................................... 6
• Added RX_5V parameter to the Recommended Operating Conditions................................................................................. 7
• Added T
CLH1/2
and T
CHL1/2
parameters to the Recommended Operating Conditions.............................................................. 7
• Changed the TMDS jitter specification in the AC Electrical Characteristics table................................................................ 10
• Added information about using I2S with the DS90UH926-Q1 in the Audio Modes section................................................. 21
• Deleted Auto Soft Sleep mode from the MODE_SEL[1:0] Settings table ............................................................................ 27
• Added Frequency Detection Circuit section ......................................................................................................................... 28
• Added 5% resistor information to the Serial Control Bus section......................................................................................... 29
• Added information to Multi-Master Arbitration Support section............................................................................................ 30
• Added additional information to register 0x01 ...................................................................................................................... 32
• Added registers 0x00, 0x13, 0x15, 0x5B, 0xC0, 0xC2, 0xC3, 0xC6, 0xC8, 0xCE, and 0xD0 to default list ....................... 32
• Changed information about GPIO0 modes x00 and x10 ..................................................................................................... 36
• Changed information about GPIO1 modes x00 and x10 ..................................................................................................... 36
• Added reset information to register 0x15 ............................................................................................................................. 40
• Changed the register 0x1A information................................................................................................................................ 41
• Added Registers 0x40, 0x41, and 0x42 ............................................................................................................................... 46
• Deleted Rev A1 silicon information....................................................................................................................................... 50
• Added 'Set to 0' test to the 0x5B register description........................................................................................................... 51
