N300 Series 32-Bit risc-v processor_Nuclei-Best RISC-V Processor IP

N300

Series 32-Bit High Efficiency Processor

N300 Series is a 32-bit RISC-V processor designed for applications requiring extreme energy efficiency and DSP/FPU features. N300 Series can be applied to AIoT, embedded and industrial control, etc.

N300 Core

WFI/WFE

Debug

4-Wire JTAG/2-Wire cJTAG

NICE

ECLIC

Timer

NICE

FPU

DSP

N300 uCore

PMP

TEE

MUL/DIV

ILM

DLM

I/DCache

AHB-Lite

APB

Fast-IO

Great Power Efficiency
RV32IMACFD
BPKC/Zcxlcz
3-Stage Pipeline
I/D Cache
Security (PMP, TEE)
NICE Extension
SP/DP FPU & DSP
AHB-Lite
RISC-V Standard Debug
JTAG & cJTAG
Low Latency Interrupt
Full Dev Kit & SDK

RV32IMACFDBPKC/Zcxlcz ISA supported
Support fast interrupt tail-chaining mechanism, vectored interrupt processing
mode for extremely fast interrupt response, and interrupt preemptions based
on interrupt levels.
Configurable Dual-Issue micro-architecture
Support NICE
Configurable ILM (Instruction Local Memory) and
DLM (Data Local Memory) with ECC
Configurable Instruction-Cache and Data-Cache with ECC
Support Single and Double-Precision floating point and SIMD DSP.
TEE supported to meet the system security requirement
Full Standard Debug Function with JTAG/cJTAG port.
Full Standard RISC-V Toolchain, and Linux/Windows IDE supported

300 Series Performance and Configurability

Nuclei CPU IP	N305	N307	N308	N310	N320
Dhrystone(DMIPS/MHz)	1.87/4.7(Legal/Best Effort)			2.07/5.13(Legal/Best Effort)
CoreMark(CoreMarks/MHz)	3.71			4.21
Pipeline Stages	3
Issue-Width	Single-Issue	Single-Issue	Single-Issue	Dual-Issue	Dual-Issue
User Mode & PMP(MPU)	Configurable	Configurable	Configurable	Configurable	Configurable
Hardware Multiplier	Yes	Yes	Yes	Yes	Yes
Hardware Divider	Yes	Yes	Yes	Yes	Yes
Single-Precision/Double-Precision FPU	No	Configurable	Configurable	Configurable	Configurable
Instruction-Cache	Configurable	Configurable	Configurable	Configurable	Configurable
Data-Cache	No	Configurable	Configurable	Configurable	Configurable
ILM	Configurable	Configurable	Configurable	Configurable	Configurable
DLM	Configurable	Configurable	Configurable	Configurable	Configurable
Digital Signal Processing (DSP)	No	Configurable	Configurable	Configurable	Configurable
NICE	Configurable	Configurable	Configurable	Configurable	Configurable
TEE	No	No	Configurable	Configurable	Configurable
K-Crypto	No	No	No	Configurable	Configurable
DCache Prefetch/Pair Load Store	No	No	No	No	Configurable

ASR595X

Single-Chip Highly Integrated Wi-Fi 6+BLE 5.1 Combo Solution

160MHz, N309 core supports DSP, FPU, TEE, etc.
Wifi-6 (IEEE 802.11b/g/n/ax) and BLE dual mode
Highly integrated design (RF +802.11 PHY+MAC, BLE PHY+MAC, etc.)
Rich security features (built-in cryptographic algorithm hardware acceleration engine, TRNG/PRNG, etc.)

CI1122

CI1122 is an AI smart speaker chip.

180MHz, N307 core supports DSP, FPU, etc.
Built-in brain neural network processor BNPU
Built-in high-performance low-power Audio Codec module
Support local speech recognition within 200 command words

WTM2101

The world's first integrated storage and computing chip

148MHz, N307 core supports DSP, FPU, etc.
Based on the integrated storage and computing technology, high computing power and low power consumption can be achieved at the same time
Ultra-high computing power: 50Gops 8-bit AI computing power
Ultra-low power consumption: 5uA-3mA

CM32M43xR Series

China Mobile's first MCU chip based on RISC-V core

144MHz, N308 core supports DSP, FPU, TEE, etc.
Encrypted memory (512KB on-chip Flash + 144KB on-chip SRAM)
Rich security features (built-in cryptographic algorithm hardware acceleration engine, TRNG, etc.)
Rich communication interfaces and high-performance analog interfaces

RISC-V Foundation

SICA

China RISC-V Industry Alliance

China RISC-V Alliance

RISC-V CPU IP Solution

RISC-V Foundation

SICA

China RISC-V Industry Alliance

China RISC-V Alliance

SZICC

HBSIA

CBSIA

武汉光电工业技术研究院

Amlogic

VeriSilicon

LAUTERBACH

TencentOS Tiny

OpenHarmony

PlatformIO

exide

CALTERAH

BinarySemi

SILERGY

X-EPIC

MachineWare

JINGWEI HIRAIN

SIMANGO

SEGGER

TrustKernel

XIAOMI

SIEMENS EDA

Motorcomm

CHIPWAYS

SWID

taolink-tech

GeoforceChip

ChipIntelli

Witmem

Fisilink

TIH Microelectronics

XinSheng Tech

GigaDevice

ASR

AnLogic

TusStar

Mocro & Nano Institute

RT-Thread

OPEN AI LAB

IAR

HUST

SJTU

WHU

HBUT

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