參數(shù)資料
型號(hào): EFM32G840F128
廠商: Energy Micro
文件頁(yè)數(shù): 41/69頁(yè)
文件大?。?/td> 0K
描述: IC MCU 32BIT 128KB FLASH 64QFN
特色產(chǎn)品: EFM32 Gecko
標(biāo)準(zhǔn)包裝: 1
系列: Gecko
核心處理器: ARM? Cortex?-M3
芯體尺寸: 32-位
速度: 32MHz
連通性: EBI/EMI,I²C,IrDA,智能卡,SPI,UART/USART
外圍設(shè)備: 欠壓檢測(cè)/復(fù)位,DMA,LCD,POR,PWM,WDT
輸入/輸出數(shù): 56
程序存儲(chǔ)器容量: 128KB(128K x 8)
程序存儲(chǔ)器類(lèi)型: 閃存
RAM 容量: 16K x 8
電壓 - 電源 (Vcc/Vdd): 1.8 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-VFQFN 裸露焊盤(pán)
包裝: 標(biāo)準(zhǔn)包裝
其它名稱(chēng): 914-1015-6
...the world's most energy friendly microcontrollers
2013-06-28 - EFM32G840FXX - d0008_Rev1.60
46
www.energymicro.com
3.14 LCD
Table 3.18. LCD
Symbol
Parameter
Condition
Min
Typ
Max
Unit
fLCDFR
Frame rate
30
200
Hz
NUMSEG
Number of segments sup-
ported
4×40
seg
VLCD
LCD supply voltage range
Internal boost circuit enabled
2.0
3.8
V
Display disconnected, stat-
ic mode, framerate 32 Hz, all
segments on.
250
nA
ILCD
Steady state current con-
sumption.
Display disconnected,
quadruplex mode, framer-
ate 32 Hz, all segments on,
bias mode to ONETHIRD in
LCD_DISPCTRL register.
550
nA
Internal voltage boost off
0
A
ILCDBOOST
Steady state Current contri-
bution of internal boost.
Internal voltage boost on,
boosting from 2.2 V to 3.0 V.
8.4
A
VBLEV of LCD_DISPCTRL
register to LEVEL0
3.0
V
VBLEV of LCD_DISPCTRL
register to LEVEL1
3.08
V
VBLEV of LCD_DISPCTRL
register to LEVEL2
3.17
V
VBLEV of LCD_DISPCTRL
register to LEVEL3
3.26
V
VBLEV of LCD_DISPCTRL
register to LEVEL4
3.34
V
VBLEV of LCD_DISPCTRL
register to LEVEL5
3.43
V
VBLEV of LCD_DISPCTRL
register to LEVEL6
3.52
V
VBOOST
Boost Voltage
VBLEV of LCD_DISPCTRL
register to LEVEL7
3.6
V
The total LCD current is given by Equation 3.3 (p. 46) . ILCDBOOST is zero if internal boost is off.
Total LCD Current Based on Operational Mode and Internal Boost
ILCDTOTAL = ILCD + ILCDBOOST
(3.3)
3.15 Digital Peripherals
Table 3.19. Digital Peripherals
Symbol
Parameter
Condition
Min
Typ
Max
Unit
IUSART
USART current
USART idle current, clock en-
abled
7.5
A/
MHz
IUART
UART current
UART idle current, clock en-
abled
5.63
A/
MHz
相關(guān)PDF資料
PDF描述
VI-B73-IW-F1 CONVERTER MOD DC/DC 24V 100W
VI-B72-IX-F4 CONVERTER MOD DC/DC 15V 75W
VI-B72-IX-F2 CONVERTER MOD DC/DC 15V 75W
V24B15H150B2 CONVERTER MOD DC/DC 15V 150W
V24C12H150BG3 CONVERTER MOD DC/DC 12V 150W
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
EFM32G840F128-QFN64 制造商:Energy Micro AS 功能描述:MCU, 128K FLASH, LCD 4X24, USART+UART 3, QFN64 - Tape and Reel 制造商:Energy Micro AS 功能描述:IC MCU 32BIT 128KB FLASH 64QFN
EFM32G840F128-QFN64T 制造商:Energy Micro AS 功能描述:32 BIT ARM MPU, GECKO - Trays
EFM32G840F128-QFN64-T 制造商:Energy Micro AS 功能描述:IC MCU 32BIT 128KB FLASH 64QFN
EFM32-G840F128-SK 功能描述:IC MICRO KIT GECKO 64QFN RoHS:是 類(lèi)別:套件 >> 半導(dǎo)體產(chǎn)品 - IC 元件分類(lèi) 系列:Gecko 其它有關(guān)文件:NXPLOGIC2-KIT-ND Contents 標(biāo)準(zhǔn)包裝:1 系列:74AUP 套件類(lèi)型:邏輯 值:180 件 - 18 種值各 10 件 包裝:- 安裝類(lèi)型:表面貼裝 包括封裝:6-XSON,8-XSON,8-XQFN 產(chǎn)品目錄頁(yè)面:2653 (CN2011-ZH PDF) 工具箱內(nèi)容:(10) 568-4391-1-ND - IC GATE MULT-FUNC CONFIG 6-XSON(10) 568-4390-1-ND - IC CONFIG MULT-FUNC GATE 6-XSON(10) 568-4389-1-ND - IC GATE DUAL FUNCTION 8-XSON(10) 568-4388-1-ND - IC GATE DUAL FUNCTION 8-XQFN(10) 568-4387-1-ND - IC F-F D-TYPE POS EDGE 8-XSON(10) 568-4386-1-ND - IC F-F D-TYPE POS EDGE 8-XQFN(10) 568-4385-1-ND - IC CONFIG MULTI-FUNC GATE 6-XSON(10) 568-4384-1-ND - IC EX-OR GATE 3-IN 6-XSON(10) 568-4383-1-ND - IC F-F D-TYPE POS EDGE 6-XSON(10) 568-4382-1-ND - IC LATCH D-TYPE 6-XSON更多... 其它名稱(chēng):NXPLOGIC2-KIT
EFM32G840F128-T 制造商:Energy Micro AS 功能描述:IC MCU 32BIT 128KB FLASH 64QFN