Imaging Solutions
Interactive Display Appliances
CX92745 Interactive Display, Media, and Image
Processor
Complete Multimedia Solution on a Single Chip
Conexant’s CX92745 System-on-Chip (SoC) and high-speed triple video DACs to support a
is an integrated display, media, and image wide range of display applications.
processor delivering a new level of performance
®
and system integration. The SoC builds on Network connectivity including Bluetooth , 3G,
®
Conexant’s strengths in image and mixed-signal WiFi , and integrated Ethernet is supported.
processing, and integrates high performance The integrated camera card controller supports
1080p video and graphics processing hardware. all popular memory cards, and an advanced
To support robust system design and lower NAND Flash Controller supports NAND boot
Bill of Material (BOM) costs, the CX92745 and extended MLC-NAND ECC control.
also integrates a stereo Class-D amplifier, A high-performance ARM RISC processor
microphone input, touchscreen controller, and supports robust embedded operating system
power supply controller.
and application design.
High-speed USB
2.0 Host and Device ports support PC and
The hardware video subsystem supports 1080p
decode and video post processing for popular peripheral connection. Enhanced multimedia
video codecs, including H.264, and offloads and graphics processing is further supported
the CPU from video decode tasks. Along with with the CX92745’s ARM Vector Floating Point
video decode, the CX92745 supports a BT.656 Unit (VFP), large internal caches, and high
compatible video-in port for video capture and speed DDR2 memory.
The CX92745 contains several features which
For advanced GUI operations, the CX92745 lower cost and operating power while providing
supports a hardware graphics processing unsurpassed image processing and flexibility.
unit (GPU). This GPU includes a Display List Conexant’s industry-standard development
Processor along with Alpha Blend and Clipping environment enables manufacturers to quickly
Units to support complex, independent UI design cost-effective interactive display
operations. The CX92745 features a flexible, products.
programmable LCD interface, hardware JPEG The SoC is packaged in an environmentally-
codec, and Conexant’s advanced Image friendly, RoHS/Green-compliant 400-pin fine-
Processing pipeline. The CX92745 display sub- pitch ball grid array (fpBGA).
system further integrates an LVDS transmitter
docking applications.
Applications
• Connected Digital Frames
• Interactive Kiosks
• Home Automation/Security
• Digital Signage
• Interactive TV Appliance
• Home Web Terminals
Key Features
ARM microprocessor with Vector Floating
Point Unit, MMU
Hardware 1080p MPEG2 / MPEG4 / H.263 /
H.264 Video Decoder & BT.656 Video-in
Port
Hardware graphics processor with Display
List Processor and Alpha Blend Unit
Flexible high-performance image processing
pipeline and JPEG codec
Hardware touchscreen controller for
advanced capacitive touchscreens
Advanced MLC NAND Flash Controller with
robust ECC and NAND boot capability
Integrated Class-D stereo DAC, stereo
microphone, and on-chip Power Supply
Controller
Flexible LCD Controller with integrated
video DACs, LVDS transmitter
Benefits
Easily handles complex computational,
geometry, and system tasks
Hardware acceleration to speed up
decoding/displaying common video formats
and profiles
Supports advanced independent UI
operations and display effects
Quickly provides superior photo rendering
and multimedia processing
Low cost touchscreen implementation with
proven drivers
Provides extended internal memory storage
System BOM savings
Part Number
CX92745
Directly interfaces to analog and digital
LCD’s, LVDS LCD’s, analog monitors, and
HDMI controllers
Description
Interactive Display, Media,
and Image Processor
CONEXANT [ CONEXANT SYSTEMS, INC ]
