參數(shù)資料
型號(hào)： EFM32LG842F256
廠商： Energy Micro
文件頁數(shù)： 61/68頁
文件大?。?/td> 0K
描述： IC MCU 32BIT 256KB FLASH QFP64
標(biāo)準(zhǔn)包裝： 1,000
系列： Leopard Gecko
核心處理器： ARM? Cortex?-M4
芯體尺寸： 32-位
速度： 48MHz
連通性： I²C，IrDA，智能卡，SPI，UART/USART
外圍設(shè)備： 欠壓檢測/復(fù)位，DMA，LCD，POR，PWM，WDT
輸入/輸出數(shù)： 53
程序存儲(chǔ)器容量： 256KB（256K x 8）
程序存儲(chǔ)器類型： 閃存
RAM 容量： 32K x 8
電壓 - 電源 (Vcc/Vdd)： 1.85 V ~ 3.8 V
數(shù)據(jù)轉(zhuǎn)換器： A/D 8x12b，D/A 2x12b
振蕩器型： 外部
工作溫度： -40°C ~ 85°C
封裝/外殼： 64-TQFP
包裝： 帶卷 (TR)
Preliminary
...the world's most energy friendly microcontrollers
2013-06-28 - EFM32LG842FXX - d0116_Rev1.10
64
www.energymicro.com
Table of Contents
1. Ordering Information .................................................................................................................................. 2
2. System Summary ...................................................................................................................................... 3
2.1. System Introduction ......................................................................................................................... 3
2.2. Configuration Summary .................................................................................................................... 7
2.3. Memory Map ................................................................................................................................. 8
3. Electrical Characteristics ........................................................................................................................... 10
3.1. Test Conditions ............................................................................................................................. 10
3.2. Absolute Maximum Ratings ............................................................................................................. 10
3.3. General Operating Conditions .......................................................................................................... 10
3.4. Current Consumption ..................................................................................................................... 12
3.5. Transition between Energy Modes .................................................................................................... 13
3.6. Power Management ....................................................................................................................... 13
3.7. Flash .......................................................................................................................................... 14
3.8. General Purpose Input Output ......................................................................................................... 15
3.9. Oscillators .................................................................................................................................... 22
3.10. Analog Digital Converter (ADC) ...................................................................................................... 26
3.11. Digital Analog Converter (DAC) ...................................................................................................... 36
3.12. Operational Amplifier (OPAMP) ...................................................................................................... 37
3.13. Analog Comparator (ACMP) .......................................................................................................... 41
3.14. Voltage Comparator (VCMP) ......................................................................................................... 43
3.15. LCD .......................................................................................................................................... 44
3.16. Digital Peripherals ....................................................................................................................... 44
4. Pinout and Package ................................................................................................................................. 46
4.1. Pinout ......................................................................................................................................... 46
4.2. Alternate functionality pinout ............................................................................................................ 49
4.3. GPIO pinout overview .................................................................................................................... 54
4.4. Opamp pinout overview .................................................................................................................. 54
4.5. TQFP64 Package .......................................................................................................................... 55
5. PCB Layout and Soldering ........................................................................................................................ 57
5.1. Recommended PCB Layout ............................................................................................................ 57
5.2. Soldering Information ..................................................................................................................... 59
6. Chip Marking, Revision and Errata .............................................................................................................. 60
6.1. Chip Marking ................................................................................................................................ 60
6.2. Revision ...................................................................................................................................... 60
6.3. Errata ......................................................................................................................................... 60
7. Revision History ...................................................................................................................................... 61
7.1. Revision 1.10 ............................................................................................................................... 61
7.2. Revision 1.00 ............................................................................................................................... 61
7.3. Revision 0.92 ............................................................................................................................... 61
7.4. Revision 0.90 ............................................................................................................................... 61
A. Disclaimer and Trademarks ....................................................................................................................... 62
A.1. Disclaimer ................................................................................................................................... 62
A.2. Trademark Information ................................................................................................................... 62
B. Contact Information ................................................................................................................................. 63
B.1. Energy Micro Corporate Headquarters .............................................................................................. 63
B.2. Global Contacts ............................................................................................................................ 63
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
EFM32LG842F256-QFP64 制造商:Energy Micro AS 功能描述:LEOPARD GECKO MICROCONTROLLER - Tape and Reel 制造商:Energy Micro AS 功能描述:IC MCU 32BIT 256KB FLASH 64TQFP
EFM32LG842F256-QFP64T 制造商:Energy Micro AS 功能描述:32 BIT ARM MPU, LEOPARD GECKO - Trays
EFM32LG842F256-QFP64-T 制造商:Energy Micro AS 功能描述:IC MCU 32BIT 256KB FLASH 64TQFP
EFM32LG842F256-T 制造商:Energy Micro AS 功能描述:IC MCU 32BIT 256KB FLASH 64TQFP
EFM32LG842F64 功能描述:ARM微控制器 - MCU 64KB FL 32KB RAM RoHS:否 制造商:STMicroelectronics 核心:ARM Cortex M4F 處理器系列:STM32F373xx 數(shù)據(jù)總線寬度:32 bit 最大時(shí)鐘頻率:72 MHz 程序存儲(chǔ)器大小:256 KB 數(shù)據(jù) RAM 大小:32 KB 片上 ADC:Yes 工作電源電壓:1.65 V to 3.6 V, 2 V to 3.6 V, 2.2 V to 3.6 V 工作溫度范圍:- 40 C to + 85 C 封裝 / 箱體:LQFP-48 安裝風(fēng)格:SMD/SMT
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