DLP391TP 0.39-Inch 4K UHD Digital Micromirror Device

1 Features

• 0.39" diagonal micromirror array

– 4K UHD (3840 × 2160) display resolution

– 4.5µm micromirror pitch

– ±14.5° micromirror tilt (relative to flat surface)

– Side illumination

• SubLVDS input data bus

• Supports 4K UHD at 60Hz

• Supports 1080p up to 240Hz

• LED operation is supported by DLPC8445V

display controller, DLPA3085 / DLPA3082 power

management IC (PMIC) and illumination driver

2 Applications

• Mobile smart TV

• Mobile projector

• Digital signage

3 Description

The DLP391TP digital micromirror device (DMD) is

a digitally controlled micro-electro-mechanical system

(MEMS) spatial light modulator (SLM) that enables

bright 4K UHD display systems. The TI DLP®

Products 0.39" 4K UHD chipset is composed of the

DMD, DLPC8445V display controller, and DLPA3085 /

DLPA3082 PMIC and illumination driver. The compact

physical size of the chipset provides a complete

system solution that enables small form factor 4K

UHD displays.

Device Information

PART NUMBER

PACKAGE(1)

PACKAGE

SIZE

DLP391TP

FSB (154)

18.35mm × 9.60mm

(1)

For more information, see the Mechanical, Packaging, and

Orderable addendum.

DLPC

Display

Controller

DLPA

DMD

CTRL / DATA

SPI

BIAS

OFFSET

RESET

1.8V

0.8V

1.8V

Vx1

Simplified Application

DLP391TP

DLPS289A – JUNE 2025 – REVISED SEPTEMBER 2025

An IMPORTANT NOTICE at the end of this data sheet addresses availability, warranty, changes, use in safety-critical applications,

intellectual property matters and other important disclaimers. PRODUCTION DATA.