WMSIC Electronic Components

FMD FT61F141-RB FT61F141

ModelFT61F141-RB
PackageSOP-8
BrandFMD
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 Date code within 2 years

Available for RFQ

Technical data

Product details

18 specifications

Core information

Product name
FMD FT61F141-RB
Type
FMD
Minimum package
10000 管

Technical parameters

Electronic Component
Electronic Component
Electronic Component
FMD
Electronic Component
FT61F141-RB
Electronic Component
1
Package
SOP-8
Electronic Component
MCU(MCU / MPU / SOC)
Electronic Component
0g
CPU
Other
Electronic Component
1
Electronic Component
BM0264240412
CPU
16MHz
Electronic Component
Electronic Component
Electronic Component
10000
Electronic Component
4KB
Memory Type
FLASH

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

FT61F141-RB 产品概述

一、核心规格与资源

FT61F141-RB 是辉芒微(FMD)面向超低成本、简单控制场景推出的一款小容量单片机。其主要参数如下:

  • CPU 内核:RISC 结构(轻量级指令集,适合实时控制与快速响应)。
  • CPU 最大主频:16 MHz(适用于低到中等性能需求的控制任务)。
  • 程序存储:4 KB Flash(用于存放用户程序与中断向量)。
  • 数据/工作存储:约 512 Byte(用于堆栈、全局变量与运行时数据)。
  • I/O 数量:6 个通用 I/O(适合简单的输入/输出控制与外围连接)。
  • ADC:12-bit 分辨率(4096 级量化,需外部或内部参考电压配合使用)。
  • 工作电压:1.9 V ~ 5.5 V(宽电压设计,便于电池和多电源系统集成)。
  • 封装:SOP-8(常见且便于手工焊接与批量贴装)。

该器件采用小容量 Flash 与有限 RAM 设计,适合成本敏感且功能简单的嵌入式应用。

二、主要特性与能力

  • 精简的指令集与 16 MHz 主频,能以较低复杂度实现定时、逻辑判断及简单运算任务。
  • 4 KB 的程序空间要求代码紧凑、库函数精简,特别适合用来实现单一功能或有限状态机(FSM)类的控制逻辑。
  • 12-bit ADC 提供比 8/10-bit 更高的模拟量分辨率,适用于电池电压检测、简单传感器采集、灯光或温度等模拟量的较细粒度测量。
  • 宽工作电压(1.9–5.5 V)支持单节锂电池、2~4 节镍氢或常见 5 V 系统,适用性强。
  • SOP-8 封装有利于快速开发、样机验证与小批量生产。

三、封装与管脚注意

FT61F141-RB 为 SOP-8 小型封装,常见引脚用途会包含 VCC、GND、若干 I/O 以及 ADC 输入/复位/时钟等功能(具体管脚号请参考官方数据手册)。在 PCB 布局与硬件设计时建议注意:

  • 将 VCC 和 GND 引脚附近放置去耦电容(0.1 µF)以抑制瞬态噪声。
  • 对 ADC 输入应用低噪声布线,并在必要处添加抗混叠滤波与采样缓冲。
  • 预留稳定的参考电压源或使用系统电源作为 ADC 参考时,要保证参考稳定性以充分发挥 12-bit 分辨率。
  • 如果使用外部晶振或时钟源,合理安排地线与滤波,避免干扰影响 ADC 与数字 I/O。

四、设计要点与开发建议

  • 程序空间有限:编写代码时应注意空间占用——去除不必要库、使用优化的编译选项、将常量放在 Flash(只读区),并尽量避免大量堆栈/动态分配。
  • 内存管理:约 512 Byte 的运行内存决定了数据结构要轻量化,尽量使用静态分配、减少递归与深层函数调用。
  • ADC 使用:12-bit 分辨率需要配合稳定参考,推荐在采样前加采样延时并在软件中做平均以提高精度与抗噪能力。
  • I/O 扩展:6 路通用 I/O 可满足按键、指示灯、小电机驱动(需外部驱动器)等基本需求。若需求更多 I/O,可考虑外部 GPIO 扩展芯片或使用串行外设。
  • 电源与复位:尽管芯片支持宽电压,仍建议实现上电复位检测与电源滤波,避免在电源不稳定时产生不可预测行为。
  • 调试与编程:在开发阶段建议保留一组引脚用于下载/调试(如 ISP/ICSP),便于固件烧写与故障分析。

五、典型应用场景

FT61F141-RB 适合用于体积小、成本敏感且功能单一的产品,例如:

  • 简单家电或厨房器具的按键逻辑与状态控制。
  • 电池电量监测与电源管理(结合 12-bit ADC 做电压采样)。
  • 小型传感节点、采样并上报单一传感量(温度/光强/电压类)。
  • 玩具、手持设备的控制逻辑与LED驱动(需外部功率元件)。
  • 门锁、遥控器类的有限功能控制器。

六、选型与替换建议

  • 如果项目对程序空间或 RAM 有更高需求,应考虑更大容量 Flash / 更大 RAM 的 MCU 方案。
  • 若需要更多 ADC 通道或硬件 PWM、通信接口(UART/SPI/I2C)等外设,则需选用外围资源更丰富的型号。
  • 对于追求超低功耗或更高主频的应用,可在同系列或竞争厂商中比较空闲功耗、低功耗模式及外设完整性,选择更契合的芯片。

总结:FT61F141-RB 是一颗面向基础控制与模拟采样的超小容量单片机,凭借其 4 KB Flash、12-bit ADC 与 1.9–5.5 V 宽电压特性,适合实现低成本、功能单一的嵌入式控制方案。设计时需关注程序与内存限制、ADC 参考与电源完整性,以发挥其最佳性价比。

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