概要

The SH-NaviJ3 is the third product to appear in the SH-NaviJ Series. This SoC integrates a large number of high-performance on-chip functions for multimedia applications, including a graphics processor with 2-D and 3-D rendering functions that support OpenGL ES 1.1, multi-codec high-performance video processing IP with H.264/MPEG-4 AVC support, and a 24-bit dedicated audio DSP for audio processing using compression formats such as AAC, MP3, and WMA.

系统框图

SH-NaviJ3 System Block Diagram

规格
Item SH-NaviJ3 Specifications
Type name R8A77770DA01BG
Power supply voltage 1.15 V to 1.3 V (internal), 3.3 V and 1.8 V (external)
Maximum operating frequency 533 MHz
Processing performance 960 MIPS, 3.73 GFLOPS
CPU core SH-4A core
On-chip RAM ILRAM: 16 Kbytes, OLRAM: 16 Kbytes
Cache memory 4-way set associative type, with separate 32 Kbytes for instructions and 32 Kbytes for data
External memory DDR2-SDRAM (DDR333) directly connectable to dedicated DDR2 bus
SRAM or ROM directly connected to extension bus
Extension bus Address space: 64 Mbytes × 3
Main on-chip peripheral functions Renesas graphics processor (2D/3D)
VPU5F (H.264, MPEG-4, VC-1)
Video image processing functions (color conversion, image enlargement/reduction, filtering)
Image blending function
Display control: outputs for two screens (digital RGB × 2 channels)
Video input interface
SD card host interface × 2 channels
Multimedia card interface
USB 2.0 host/function interface
TS interface
GPS baseband processing module
FM multiplex decoder
Controller Area Network (CAN) interface × 2 channels
MOST interface module
Various sound interfaces × 7 channels
Dedicated DMAC × 34 channels
I2C bus interface × 4 channels
Serial communication interface × 6 channels
Remote control interface × 1 channel
Timer × 9 channels
On-chip debug function
Interrupt controller
Clock pulse generator: built-in multiplication PLL
Power-down modes Sleep mode
Module standby mode
DDR-SDRAM power supply backup mode
Package 440-pin BGA (21 mm × 21 mm)
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