參數(shù)資料
型號: EFM32LG840F128
廠商: Energy Micro
文件頁數(shù): 4/67頁
文件大小: 0K
描述: IC MCU 32BIT 128KB FLASH QFN64
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): 56
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(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-WFQFN 裸露焊盤
包裝: 帶卷 (TR)
Preliminary
...the world's most energy friendly microcontrollers
2013-06-28 - EFM32LG840FXX - d0115_Rev1.10
12
www.energymicro.com
3.4 Current Consumption
Table 3.4. Current Consumption
Symbol
Parameter
Condition
Min
Typ
Max
Unit
32 MHz HFXO, all peripheral
clocks disabled, VDD= 3.0 V
200
A/
MHz
28 MHz HFRCO, all peripher-
al clocks disabled, VDD= 3.0 V
201
261
A/
MHz
21 MHz HFRCO, all peripher-
al clocks disabled, VDD= 3.0 V
203
263
A/
MHz
14 MHz HFRCO, all peripher-
al clocks disabled, VDD= 3.0 V
204
270
A/
MHz
11 MHz HFRCO, all peripher-
al clocks disabled, VDD= 3.0 V
207
273
A/
MHz
6.6 MHz HFRCO, all peripher-
al clocks disabled, VDD= 3.0 V
212
282
A/
MHz
IEM0
EM0 current. No prescal-
ing. Running prime num-
ber calculation code from
Flash.
1.2 MHz HFRCO, all peripher-
al clocks disabled, VDD= 3.0 V
244
A/
MHz
32 MHz HFXO, all peripheral
clocks disabled, VDD= 3.0 V
50
A/
MHz
28 MHz HFRCO, all peripher-
al clocks disabled, VDD= 3.0 V
52
69
A/
MHz
21 MHz HFRCO, all peripher-
al clocks disabled, VDD= 3.0 V
53
71
A/
MHz
14 MHz HFRCO, all peripher-
al clocks disabled, VDD= 3.0 V
56
77
A/
MHz
11 MHz HFRCO, all peripher-
al clocks disabled, VDD= 3.0 V
57
80
A/
MHz
6.6 MHz HFRCO, all peripher-
al clocks disabled, VDD= 3.0 V
62
92
A/
MHz
IEM1
EM1 current
1.2 MHz HFRCO. all peripher-
al clocks disabled, VDD= 3.0 V
114
A/
MHz
EM2 current with RTC
prescaled to 1 Hz, 32.768
kHz LFRCO, VDD= 3.0 V,
TAMB=25°C
1.1
A
IEM2
EM2 current
EM2 current with RTC
prescaled to 1 Hz, 32.768
kHz LFRCO, VDD= 3.0 V,
TAMB=85°C
4.0
8.0
A
VDD= 3.0 V, TAMB=25°C
0.9
A
IEM3
EM3 current
VDD= 3.0 V, TAMB=85°C
3.8
7.8
A
VDD= 3.0 V, TAMB=25°C
0.02
A
IEM4
EM4 current
VDD= 3.0 V, TAMB=85°C
0.25
0.7
A
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