参数资料
型号: EFM32G840F32
厂商: Energy Micro
文件页数: 63/69页
文件大小: 0K
描述: MCU 32BIT 32KB FLASH 64-QFN
标准包装: 1,000
系列: Gecko
核心处理器: ARM? Cortex?-M3
芯体尺寸: 32-位
速度: 32MHz
连通性: EBI/EMI,I²C,IrDA,智能卡,SPI,UART/USART
外围设备: 欠压检测/复位,DMA,LCD,POR,PWM,WDT
输入/输出数: 56
程序存储器容量: 32KB(32K x 8)
程序存储器类型: 闪存
RAM 容量: 8K x 8
电压 - 电源 (Vcc/Vdd): 1.8 V ~ 3.8 V
数据转换器: A/D 8x12b,D/A 2x12b
振荡器型: 外部
工作温度: -40°C ~ 85°C
封装/外壳: 64-VFQFN 裸露焊盘
包装: 带卷 (TR)
其它名称: EFM32G840F32-QFN64
...the world's most energy friendly microcontrollers
2013-06-28 - EFM32G840FXX - d0008_Rev1.60
66
www.energymicro.com
List of Figures
2.1. Block Diagram ....................................................................................................................................... 3
2.2. EFM32G840 Memory Map with largest RAM and Flash sizes .......................................................................... 8
28MHz ..................................................................................................................................................... 12
21MHz ..................................................................................................................................................... 12
14MHz ..................................................................................................................................................... 13
11MHz ..................................................................................................................................................... 13
7MHz ....................................................................................................................................................... 14
3.11. EM2 current consumption. RTC prescaled to 1kHz, 32 kHz LFRCO. ............................................................. 17
3.12. EM3 current consumption. ................................................................................................................... 17
3.13. EM4 current consumption. ................................................................................................................... 18
3.14. Typical Low-Level Output Current, 2V Supply Voltage ................................................................................ 21
3.15. Typical High-Level Output Current, 2V Supply Voltage ................................................................................ 22
3.16. Typical Low-Level Output Current, 3V Supply Voltage ................................................................................ 23
3.17. Typical High-Level Output Current, 3V Supply Voltage ................................................................................ 24
3.18. Typical Low-Level Output Current, 3.8V Supply Voltage .............................................................................. 25
3.19. Typical High-Level Output Current, 3.8V Supply Voltage ............................................................................. 26
3.20. Calibrated LFRCO Frequency vs Temperature and Supply Voltage .............................................................. 29
3.25. Integral Non-Linearity (INL) ................................................................................................................... 36
3.26. Differential Non-Linearity (DNL) .............................................................................................................. 37
3.27. ADC Frequency Spectrum, Vdd = 3V, Temp = 25° ................................................................................... 38
3.28. ADC Integral Linearity Error vs Code, Vdd = 3V, Temp = 25° ..................................................................... 39
3.29. ADC Differential Linearity Error vs Code, Vdd = 3V, Temp = 25° ................................................................. 40
3.30. ADC Absolute Offset, Common Mode = Vdd /2 ........................................................................................ 41
3.32. Typical ACMP Characteristics ............................................................................................................... 44
4.1. EFM32G840 Pinout (top view, not to scale) ............................................................................................... 48
4.2. QFN64 ................................................................................................................................................ 54
5.1. QFN64 PCB Land Pattern ...................................................................................................................... 56
5.2. QFN64 PCB Solder Mask ....................................................................................................................... 57
5.3. QFN64 PCB Stencil Design .................................................................................................................... 58
6.1. Example Chip Marking ........................................................................................................................... 59
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EFM32G840F32-QFN64 制造商:Energy Micro AS 功能描述:MCU, 32K FLASH, LCD 4X24, USART+UART 3, BGA112 - Tape and Reel 制造商:Energy Micro AS 功能描述:IC MCU 32BIT 32KB FLASH 64QFN
EFM32G840F32-QFN64T 制造商:Energy Micro AS 功能描述:32 BIT ARM MPU, GECKO - Trays
EFM32G840F32-QFN64-T 制造商:Energy Micro AS 功能描述:IC MCU 32BIT 32KB FLASH 64QFN
EFM32G840F32-T 制造商:Energy Micro AS 功能描述:IC MCU 32BIT 32KB FLASH 64QFN
EFM32G840F64 功能描述:ARM微控制器 - MCU 64KB FLASH 16KB RAM 32MHZ 1.8-3.8V RoHS:否 制造商:STMicroelectronics 核心:ARM Cortex M4F 处理器系列:STM32F373xx 数据总线宽度:32 bit 最大时钟频率:72 MHz 程序存储器大小:256 KB 数据 RAM 大小:32 KB 片上 ADC:Yes 工作电源电压:1.65 V to 3.6 V, 2 V to 3.6 V, 2.2 V to 3.6 V 工作温度范围:- 40 C to + 85 C 封装 / 箱体:LQFP-48 安装风格:SMD/SMT