WMSIC Electronic Components

RENESAS DF2378RVFQ34V

ModelDF2378RVFQ34V
Package144-LQFP(20x20)
BrandRENESAS
Price Price on request Electronic component prices change quickly with market supply and demand. Please refer to the latest WMSIC quotation for current pricing.
Configuration
1 options
Configuration 25+

Available for RFQ

Technical data

Product details

19 specifications

Core information

Product name
RENESAS DF2378RVFQ34V
Type
RENESAS
Minimum package
40 托盘

Technical parameters

Electronic Component
Electronic Component
Electronic Component
RENESAS
Electronic Component
DF2378RVFQ34V
Electronic Component
1
Package
144-LQFP(20x20)
Electronic Component
MCU(MCU / MPU / SOC)
Electronic Component
1.2g
CPU
16 Bit
CPU
Other
I / O
96
RAM
32KB
Electronic Component
1
ADC
10bit
DAC
8bit
Electronic Component
BM0264520698
Operating Temperature
20℃~+75℃

For datasheets, package documents, compatible-part guidance, or other technical resources, contact WMSIC customer service. Availability is confirmed case by case.

DF2378RVFQ34V 产品概述

一、核心参数概览

DF2378RVFQ34V 是瑞萨(RENESAS)系列的一款16位单片机,适用于对响应速度与资源平衡有一定要求的嵌入式应用。其主要参数如下:

  • CPU内核:其他(16位架构),最高主频 34 MHz
  • 程序存储:512 KB Flash
  • 工作 RAM:32 KB
  • 通用 I/O:96 路,可满足大多数并行与 GPIO 控制需求
  • A/D:10-bit 分辨率,适合中等精度的模拟量采集
  • D/A:8-bit 分辨率,适合简单模拟输出或参考电平生成
  • 振荡器类型:外置时钟(需外接晶振或时钟源)
  • 工作电压:3.0 V ~ 3.6 V
  • 工作温度:-20 ℃ ~ +75 ℃
  • 封装:144 引脚 LQFP(20 mm × 20 mm)

二、主要功能与优势

  • 存储资源均衡:512 KB Flash 与 32 KB RAM 的组合适合嵌入式控制、数据缓存与中等复杂固件,能容纳较完整的通信协议栈与应用逻辑。
  • 丰富 I/O:96 个通用 I/O 提供了与外设、传感器、驱动器及若干并行接口直接交互的能力,便于系统扩展与模块化设计。
  • 模数/数模接口:10-bit ADC 可用于温度、压力、电压等中等分辨率采样;8-bit DAC 可用于简单的模拟驱动、参考或音频基带输出。
  • 低电压工作:3.0 V ~ 3.6 V 的供电范围利于与常见的 3.3 V 逻辑电平兼容,适配低功耗系统设计。
  • 商用温度等级:-20 ℃ ~ +75 ℃ 覆盖消费类与部分工业环境的常见使用场景。

三、封装与电气特性

DF2378RVFQ34V 采用 144-LQFP(20×20 mm)封装,适合需要较多引脚而又要求中等 PCB 布局密度的设计。外置振荡器要求在原理图与布局阶段为晶振或外部时钟留足空间,并注意时钟走线的完整接地与屏蔽。工作电压范围内应做好稳压与滤波,建议在电源入口与 MCU 电源引脚附近放置充足的去耦电容并保证良好接地。

四、典型应用场景

  • 家用电器控制:面板按键、显示驱动、传感器采集与简单逻辑控制。
  • 工业控制与仪器:中低速控制、数据采集、状态监测等(在符合温度与抗扰要求的前提下)。
  • 智能传感节点:作为边缘处理器,处理来自模拟传感器的数据并通过外部通信模块上报。
  • 教育与开发平台:由于引脚丰富,适合做实验板或功能验证平台。

五、设计注意事项与参考建议

  • 时钟设计:采用外置晶振或稳定的外部时钟源,参考晶振规格选择匹配电容,注意走线最短并靠近时钟引脚布线。
  • 电源与去耦:为每组 VCC 引脚配置 0.1 µF 陶瓷去耦,并在输入端加大电解或薄膜电容以平稳瞬态负载。建议在供应电压上使用低噪声稳压方案,避免外部干扰进入 ADC 输入。
  • 模拟信号处理:ADC 输入应采用合理的抗混叠滤波与阻抗匹配,必要时使用运放做缓冲。DAC 输出若驱动负载需判断输出能力并加保护。
  • PCB 布局:将模拟与数字地分割处理并在单点汇流,尽量缩短高频信号与敏感模拟通路的距离,144 引脚封装需注意热量分布与散热路径。
  • ESD 与保护:对外部 I/O 增加考虑浪涌与ESD保护元件,特别是与外部连接器或长线相连的引脚。

六、选型与开发支持建议

若项目对代码空间与 I/O 数量有明确需求,DF2378RVFQ34V 在 512 KB Flash 和 96 I/O 的配置上具有较好适应性。建议配套使用瑞萨官方或第三方的开发工具链、仿真器与评估板进行功能验证;在量产前做好功耗、热设计和可靠性测试,确保在目标环境温度范围内稳定运行。若需更严苛温度或更高性能,可同时评估同系列或上下游产品以满足特定需求。

如需进一步的管脚分配表、时钟建议或电源网络示例,可提供更详细的硬件原理图与系统需求,我可以给出更具体的设计建议。

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