The R-Car E1 is a new member of the R-Car series of automotive systems-on-chip (SoCs) offering low power consumption and high system integration targeting the cost-sensitive market of car navigation and multimedia systems including high end car radios.

  • High quality multimedia processing at the low power of 1 W
  • PowerVR SGX531 graphics engine for colorful, realistic 3D images
  • Arm® Cortex®-A9 32-bit RISC CPU core (enhanced with NEON™ extension)
  • Balanced selection of integrated peripherals and functions helps customers minimize board space and cost of their navigation solutions
  • Dedicated power supply IC for use in a voltage regulator enables low-power consumption and quicker time to market
System Block Diagram

R-Car E1 System Block Diagram

Item R-Car E1 Specifications
Product No. μPD35004
Power-supply voltage 3.3 V (IO), 1.8 (DDR2), 1.5 (DDR3), 1.1 V (core)
CPU cores Arm® Cortex®-A9 (with NEON™)
Maximum operating frequency 533 MHz
Processing performance 1330 DMIPS
Cache memory Instruction cache: 32 Kbytes
Operand cache: 32 Kbytes
External memory DDR3-SDRAM (DDR1066) or DDR2-SDRAM (DDR533)
Address space: 1 Gbyte
Maximum operating frequency: 533 MHz
Data bus width: 16 bits
Expansion bus Flash ROM and SRAM
Address space: 64 Mbytes × 3
Data bus width: 8 or 16 bits
Main on-chip peripheral functions PowerVR SGX531 graphics engine (2D/3D)
Display/screen output × 2 channels (Digital RGB × 1ch, PAL/NTSC × 1ch)
Screen1 : RGB888, WVGA (max), Dot clock : 45 MHz (max), Auto Gamma Control and Power Saving, TCON (RGB888)
Screen2 : PAL/NTSC Encoder+DAC
Video input interface × 1 channels
VPU5HD2 (H.264/AVC, MPEG-4, VC-1)
Video image processing (color conversion, image expansion, reduction, filter processing)
Distortion compensation module (image renderer)
SD card host interfaces × 3 channels
Multimedia card interface
Serial audio/sound interfaces × 8 channels
Media local bus (MLB) interface ×1
(MediaLB Ver2.0, 512 fs (max) support)
USB 2.0 HS × 2 channels
GPS baseband processing module
TS interface
CD-ROM decorder
IEBus™ bus interface
Ethernet MAC controller (IEEE802.3u, RMII, without PHY)
Controller area network interfaces × 2 channels
Serial communications interface (UART) × 8 channels
I2C bus interfaces × 4 channels
Serial peripheral interface (HSPI) × 3 channels
DMA Controller
LBSC-DMAC : 3ch / SuperHyway-DMAC : 2ch / HPB-DMAC : 30ch
Timer × 9 channels
Genral AD converter (10 bits, 24 KHz sampling) × 2
Video DA convertar (10 bit DAC, R-string)
Interrupt controller (INTC)
Clock oscillator with built-in PLL
On-chip debugging function
Low power
consumption mode
Clock stop mode, DDR-SDRAM power supply backup mode
Package 429-pin FPBGA (22mm×22mm)
Development Environment ICE for Arm CPU available from different vendors.
Evaluation board A user system development reference platform offering the following features is also available, enabling the user to carry out efficient system development.
(1) Includes car information system oriented peripheral circuits, providing a user system actual device verification environment.
(2) Can be used as a software development tool for application software, etc.
(3) Allows easy addition of custom user functions.
Middleware Wide variety of middleware such as H.264, MPEG-4 and VC-1 for video is available to realize complete system concept.

Arm, Cortex is a registered trademark of Arm Limited. NEON is a trademark of Arm Limited.
PowerVR, SGX is a trademark or a registered trademark of Imagination Technologies Ltd. (UK).
SuperH is a registered trademark or a trademark of Renesas Electronics Corporation in Japan, the United States, and other countries.
IEBus™ is a trademark of Renesas Electronics Corporation.
Other product name and service name under release are the trademarks or registered trademarks that all belong to each owner.

Automotive Development Tools Icon

Automotive Development Tools

Through collaboration with many tool vendors, Renesas offers development tools for a variety of automotive systems.