參數(shù)資料
型號: EFM32G840F128
廠商: Energy Micro
文件頁數(shù): 27/69頁
文件大?。?/td> 0K
描述: IC MCU 32BIT 128KB FLASH 64QFN
特色產(chǎn)品: EFM32 Gecko
標準包裝: 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/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: 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
包裝: 標準包裝
其它名稱: 914-1015-6
...the world's most energy friendly microcontrollers
2013-06-28 - EFM32G840FXX - d0008_Rev1.60
33
www.energymicro.com
Symbol
Parameter
Condition
Min
Typ
Max
Unit
10 kSamples/s 12 bit, internal
1.25 V reference, WARMUP-
MODE in ADCn_CTRL set to
0b00, ADC_CLK running at
13MHz
67
A
10 kSamples/s 12 bit, internal
1.25 V reference, WARMUP-
MODE in ADCn_CTRL set to
0b01, ADC_CLK running at
13MHz
63
A
10 kSamples/s 12 bit, internal
1.25 V reference, WARMUP-
MODE in ADCn_CTRL set to
0b10, ADC_CLK running at
13MHz
64
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
fADCCLK
ADC Clock Frequency
13
MHz
6 bit
7
ADC-
CLK
Cycles
10 bit
11
ADC-
CLK
Cycles
tADCCONV
Conversion time
12 bit
13
ADC-
CLK
Cycles
tADCACQ
Acquisition time
Programmable
1
256
ADC-
CLK
Cycles
tADCACQVDD3
Required acquisition time
for VDD/3 reference
2
s
Startup time of reference
generator and ADC core in
NORMAL mode
5
s
tADCSTART
Startup time of reference
generator and ADC core in
KEEPADCWARM mode
1
s
1 MSamples/s, 12 bit, single
ended, internal 1.25V refer-
ence
59
dB
1 MSamples/s, 12 bit, single
ended, internal 2.5V refer-
ence
63
dB
1 MSamples/s, 12 bit, single
ended, VDD reference
65
dB
SNRADC
Signal to Noise Ratio
(SNR)
1 MSamples/s, 12 bit, differ-
ential, internal 1.25V refer-
ence
60
dB
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