RK3308 is a high-performance quad-core application processor designed for digital multimedia applications such as intelligent voice interaction and audio input/output processing. Embedded with rich audio interfaces such as I2S, PCM, TDM, PDM, SPDIF, HDMI ARC, etc., it can meet the development of different audio applications and reduce the complexity and cost of hardware development.

RK3308 has a high-performance external memory interface (DDR2/DDR3/DDR3L/LPDDR2) capable of maintaining demanding memory bandwidth.

RK3308 product feature:

• Quad-core ARM Cortex-A35 64bit CPU

• Separate power domains for CPU core system to support internal power switch and externally turn on/off based on the different application scenarios

• Internal SRAM Size: 256KB

• Internal Memory supports eMMC interface, SPI flash interface, SDMMC interface, etc.;

• External memory or storage devices support the Nand Flash interface, eMMC interface, Serial Flash interface, SD/MMC interface, etc.

• Video output processor (VOP)

• 32-bit watchdog counter

• Support 4 PPI interrupt sources and 89 SPI interrupt sources input from different components

• The mapping relationship between each channel and different interrupt outputs is software-programmable

• Integrated 32KB L1 instruction cache, 32KB L1 data cache with 4-way set associative

• Compatible with DDR2-1066/DDR3-1600/DDR3L-1600/LPDDR2-1066