LS2K0300/LS2K0301
LS2K0300/LS2K0301
Loongson 2K0300 and 2K0301(Built-in DRAM) is a multi-function SoC build upon the LA264 processor core, which is widely used in Industrial Control, Communication Devices, Information Appliances, the Internet of Things, and other fields. Loongson 2K0300 and 2K0301(Built-in DRAM) utilizes high degree of integration, it can provide a wide array of functional interfaces， meeting a wide range of applications. The chip features low-power technologies, and can do the processing efficiently while meeting the requirements for low power consumption. With a frequency of 1.0GHz, Loongson 2K0300 and 2K0301(Built-in DRAM) integrates 16-bit DDR4 memory controller, and provides a wide array of peripheral interfaces, such as USB2.0, GMAC, LCD display, I2S audio, High-speed SPI/QSPI, ADC, Emmc, SDIO and other industrial control field common interfaces.
LS2K0300/LS2K0301 Specification
Processor core
1×64-bit dual-issue superscalar LA264 cores, based on LoongArch
Frequency
1GHz
High-speed cache
32KB L1 instruction cache and 32KB L1 data cache, Supports ECC; 512KB L2 shared cache, Supports ECC
Memory controller
16-bit DDR4-1600 controllers; supporting ECC （LS2K0301 integrates 4Gb DDR4 memory chips）
High-Speed I/O
2×USB 2.0， 2×GMAC， 1×LCD display
Other I/O
1×I²S，4×CAN-FD，4×SPI，2×QSPI，2×eMMC，2×SDIO，1×LIO，8-lane ADC，4×I²C，10×UART，4×PWM，3 TIMER groups，106×GPIO，RTC，HPET，JTAG，etc.
Packaging
12mm×12mm FC-CSP package with 286 pins(2K0300); 15mm×13mm FC-CSP package with 264 pins(2K0301)
Power management
Supporting dynamic frequency scaling in processor core clock domains； supporting dynamic shutdown of the clocks of main modules
Typical power Consumption
<1W@1GHz（2K0300），<1.5W@1GHz（2K0301）
