DLPC8445VAMD datasheet(2/73 Pages) TI2

2 / 73 page

Table of Contents

1 Features............................................................................1

2 Applications..................................................................... 1

3 Description.......................................................................1

4 Pin Configuration and Functions...................................3

4.1 Initialization, Board Level Test, and Debug.................3

4.2 V-by-One Interface Input Data and Control.................5

4.3 FPD Link Port(s) Input Data and Control (Not

Supported in DLPC8445, DLPC8445V, and

DLPC8455)....................................................................6

4.4 DSI Input Data and Clock (Not Supported in

DLPC8445, DLPC8445V, and DLPC8455)................... 7

4.5 DMD SubLVDS Interface............................................ 8

4.6 DMD Reset and Low-Speed Interfaces.................... 10

4.7 Flash Interface.......................................................... 10

4.8 Peripheral Interfaces................................................. 11

4.9 GPIO Peripheral Interface.........................................12

4.10 Clock and PLL Support........................................... 16

4.11 Power and Ground.................................................. 17

4.12 I/O Type Subscript Definition.................................. 19

4.13 Internal Pullup and Pulldown Characteristics..........19

5 Specifications................................................................ 20

5.1 Absolute Maximum Ratings...................................... 20

5.2 ESD Ratings ............................................................ 21

5.3 Recommended Operating Conditions.......................21

5.4 Thermal Information..................................................22

5.5 Power Electrical Characteristics............................... 22

5.6 Pin Electrical Characteristics.................................... 23

5.7 DMD SubLVDS Interface Electrical Characteristics..24

5.8 DMD Low-Speed Interface Electrical

Characteristics.............................................................25

5.9 V-by-One Interface Electrical Characteristics........... 25

5.10 USB Electrical Characteristics................................ 26

5.11 System Oscillator Timing Requirements................. 26

5.12 Power Supply and Reset Timing Requirements..... 28

5.13 V-by-One Interface General Timing

Requirements.............................................................. 29

5.14 Flash Interface Timing Requirements..................... 30

5.15 Source Frame Timing Requirements...................... 31

5.16 Synchronous Serial Port Interface Timing

Requirements.............................................................. 32

5.17 I2C Interface Timing Requirements.........................34

5.18 Programmable Output Clock Timing

Requirements.............................................................. 34

5.19 JTAG Boundary Scan Interface Timing

Requirements (Debug Only)........................................34

5.20 DMD Low-Speed Interface Timing Requirements...36

5.21 DMD SubLVDS Interface Timing Requirements..... 36

6 Detailed Description......................................................37

6.1 Overview................................................................... 37

6.2 Functional Block Diagrams....................................... 37

6.3 Feature Description...................................................39

7 Power Supply Recommendations................................52

7.1 System Power-Up and Power-Down Sequence....... 52

7.2 DMD Fast Park Control (PARKZ)..............................54

7.3 Power Supply Management......................................55

7.4 Hotplug Usage.......................................................... 55

7.5 Power Supplies for Unused Input Source

Interfaces.....................................................................55

7.6 Power Supplies......................................................... 55

8 Layout.............................................................................56

8.1 Layout Guidelines..................................................... 56

8.2 Thermal Considerations............................................62

9 Device and Documentation Support............................63

9.1 Third-Party Products Disclaimer............................... 63

9.2 Documentation Support............................................ 63

9.3 Receiving Notification of Documentation Updates....63

9.4 Support Resources................................................... 63

9.5 Device Nomenclature................................................64

9.6 Trademarks...............................................................64

9.7 Electrostatic Discharge Caution................................64

9.8 Glossary....................................................................64

10 Revision History.......................................................... 66

11 Mechanical, Packaging, and Orderable

Information.................................................................... 66

DLPC8445, DLPC8445V, DLPC8455

DLPS253B – SEPTEMBER 2024 – REVISED AUGUST 2025

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