參數(shù)資料
型號(hào): EFM32LG280F128
廠商: Energy Micro
文件頁(yè)數(shù): 19/69頁(yè)
文件大?。?/td> 0K
描述: IC MCU 32BIT 128KB FLASH QFP100
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: EBI/EMI,I²C,IrDA,智能卡,SPI,UART/USART
外圍設(shè)備: 欠壓檢測(cè)/復(fù)位,DMA,POR,PWM,WDT
輸入/輸出數(shù): 86
程序存儲(chǔ)器容量: 128KB(128K 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: 100-LQFP
包裝: 帶卷 (TR)
Preliminary
...the world's most energy friendly microcontrollers
2013-06-28 - EFM32LG280FXX - d0107_Rev1.10
26
www.energymicro.com
3.9.5 ULFRCO
Table 3.13. ULFRCO
Symbol
Parameter
Condition
Min
Typ
Max
Unit
fULFRCO
Oscillation frequency
25°C, 3V
0.8
1.5
kHz
TCULFRCO
Temperature coefficient
0.05
%/°C
VCULFRCO
Supply voltage coefficient
-18.2
%/V
3.10 Analog Digital Converter (ADC)
Table 3.14. ADC
Symbol
Parameter
Condition
Min
Typ
Max
Unit
Single ended
0
VREF V
VADCIN
Input voltage range
Differential
-VREF/2
VREF/2 V
VADCREFIN
Input range of external ref-
erence voltage, single end-
ed and differential
1.25
VDD V
VADCREFIN_CH7 Input range of external neg-
ative reference voltage on
channel 7
See VADCREFIN
0
VDD - 1.1 V
VADCREFIN_CH6 Input range of external pos-
itive reference voltage on
channel 6
See VADCREFIN
0.625
VDD V
VADCCMIN
Common mode input range
0
VDD V
IADCIN
Input current
2pF sampling capacitors
<100
nA
CMRRADC
Analog input common
mode rejection ratio
65
dB
1 MSamples/s, 12 bit, exter-
nal reference
351
A
10 kSamples/s 12 bit, internal
1.25 V reference, WARMUP-
MODE in ADCn_CTRL set to
0b00
67
A
10 kSamples/s 12 bit, internal
1.25 V reference, WARMUP-
MODE in ADCn_CTRL set to
0b01
63
A
IADC
Average active current
10 kSamples/s 12 bit, internal
1.25 V reference, WARMUP-
MODE in ADCn_CTRL set to
0b10
64
A
IADCREF
Current consumption of in-
ternal voltage reference
Internal voltage reference
65
A
CADCIN
Input capacitance
2
pF
RADCIN
Input ON resistance
1
MOhm
RADCFILT
Input RC filter resistance
10
kOhm
CADCFILT
Input RC filter/decoupling
capacitance
250
fF
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EFM32LG280F256 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(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