參數(shù)資料
型號： EFM32LG940F128
廠商： Energy Micro
文件頁數(shù)： 48/67頁
文件大小： 0K
描述： IC MCU 32BIT 128KB FLASH QFN64
標準包裝： 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，USB
外圍設備： 欠壓檢測/復位，DMA，LCD，POR，PWM，WDT
輸入/輸出數(shù)： 53
程序存儲器容量： 128KB（128K x 8）
程序存儲器類型： 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-WFQFN 裸露焊盤
包裝： 帶卷 (TR)
Preliminary
...the world's most energy friendly microcontrollers
2013-06-28 - EFM32LG940FXX - d0120_Rev1.10
52
www.energymicro.com
Alternate
LOCATION
Functionality
0
1
2
3
4
5
6
Description
LCD_SEG20/
LCD_COM4
PB3
LCD segment line 20. Segments 20, 21, 22 and 23 are
controlled by SEGEN5. This pin may also be used as LCD
COM line 4
LCD_SEG21/
LCD_COM5
PB4
LCD segment line 21. Segments 20, 21, 22 and 23 are
controlled by SEGEN5. This pin may also be used as LCD
COM line 5
LCD_SEG22/
LCD_COM6
PB5
LCD segment line 22. Segments 20, 21, 22 and 23 are
controlled by SEGEN5. This pin may also be used as LCD
COM line 6
LCD_SEG23/
LCD_COM7
PB6
LCD segment line 23. Segments 20, 21, 22 and 23 are
controlled by SEGEN5. This pin may also be used as LCD
COM line 7
LES_ALTEX0
PD6
LESENSE alternate exite output 0.
LES_ALTEX1
PD7
LESENSE alternate exite output 1.
LES_ALTEX2
PA3
LESENSE alternate exite output 2.
LES_ALTEX3
PA4
LESENSE alternate exite output 3.
LES_ALTEX4
PA5
LESENSE alternate exite output 4.
LES_ALTEX5
PE11
LESENSE alternate exite output 5.
LES_ALTEX6
PE12
LESENSE alternate exite output 6.
LES_ALTEX7
PE13
LESENSE alternate exite output 7.
LES_CH4
PC4
LESENSE channel 4.
LES_CH5
PC5
LESENSE channel 5.
LES_CH6
PC6
LESENSE channel 6.
LES_CH7
PC7
LESENSE channel 7.
LETIM0_OUT0
PD6
PB11
PF0
PC4
Low Energy Timer LETIM0, output channel 0.
LETIM0_OUT1
PD7
PB12
PF1
PC5
Low Energy Timer LETIM0, output channel 1.
LEU0_RX
PD5
PB14
PE15
PF1
PA0
LEUART0 Receive input.
LEU0_TX
PD4
PB13
PE14
PF0
PF2
LEUART0 Transmit output. Also used as receive input in
half duplex communication.
LEU1_RX
PC7
PA6
LEUART1 Receive input.
LEU1_TX
PC6
PA5
LEUART1 Transmit output. Also used as receive input in
half duplex communication.
LFXTAL_N
PB8
Low Frequency Crystal (typically 32.768 kHz) negative
pin. Also used as an optional external clock input pin.
LFXTAL_P
PB7
Low Frequency Crystal (typically 32.768 kHz) positive pin.
PCNT0_S0IN
PD6
Pulse Counter PCNT0 input number 0.
PCNT0_S1IN
PD7
Pulse Counter PCNT0 input number 1.
PCNT1_S0IN
PC4
PB3
Pulse Counter PCNT1 input number 0.
PCNT1_S1IN
PC5
PB4
Pulse Counter PCNT1 input number 1.
PCNT2_S0IN
PD0
PE8
Pulse Counter PCNT2 input number 0.
PCNT2_S1IN
PD1
PE9
Pulse Counter PCNT2 input number 1.
PRS_CH0
PA0
Peripheral Reflex System PRS, channel 0.
PRS_CH1
PA1
Peripheral Reflex System PRS, channel 1.
PRS_CH2
PF5
Peripheral Reflex System PRS, channel 2.
PRS_CH3
PE8
Peripheral Reflex System PRS, channel 3.
TIM0_CC0
PA0
PD1
PA0
PF0
Timer 0 Capture Compare input / output channel 0.
TIM0_CC1
PA1
PD2
PF1
Timer 0 Capture Compare input / output channel 1.
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相關代理商/技術參數(shù)
參數(shù)描述
EFM32LG940F128-QFN64 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 128KB FLASH 64QFN
EFM32LG940F128-QFN64T 制造商:Energy Micro AS 功能描述:32 BIT ARM MPU, LEOPARD GECKO - Trays
EFM32LG940F128-QFN64-T 制造商:Energy Micro AS 功能描述:IC MCU 32BIT 128KB FLASH 64QFN
EFM32LG940F128-T 制造商:Energy Micro AS 功能描述:IC MCU 32BIT 128KB FLASH 64QFN
EFM32LG940F256 功能描述:ARM微控制器 - MCU 256KB 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 最大時鐘頻率:72 MHz 程序存儲器大小: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 安裝風格:SMD/SMT
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