參數(shù)資料
型號: EFM32G840F64
廠商: Energy Micro
文件頁數(shù): 38/69頁
文件大?。?/td> 0K
描述: MCU 32BIT 64KB FLASH 64-QFN
標(biāo)準(zhǔn)包裝: 1,000
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: 64KB(64K 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: 帶卷 (TR)
其它名稱: EFM32G840F64-QFN64
...the world's most energy friendly microcontrollers
2013-06-28 - EFM32G840FXX - d0008_Rev1.60
43
www.energymicro.com
Symbol
Parameter
Condition
Min
Typ
Max
Unit
After calibration, differential
2
mV
VDACSHMDRIFT Sample-hold mode voltage
drift
540
V/ms
DNLDAC
Differential non-linearity
±1
LSB
INLDAC
Integral non-linearity
±5
LSB
MCDAC
No missing codes
12
bits
3.12 Analog Comparator (ACMP)
Table 3.16. ACMP
Symbol
Parameter
Condition
Min
Typ
Max
Unit
VACMPIN
Input voltage range
0
VDD V
VACMPCM
ACMP Common Mode volt-
age range
0
VDD V
BIASPROG=0b0000, FULL-
BIAS=0 and HALFBIAS=1 in
ACMPn_CTRL register
55
nA
BIASPROG=0b1111, FULL-
BIAS=0 and HALFBIAS=0 in
ACMPn_CTRL register
2.82
A
IACMP
Active current
BIASPROG=0b1111, FULL-
BIAS=1 and HALFBIAS=0 in
ACMPn_CTRL register
195
A
Internal voltage reference off.
Using external voltage refer-
ence
0
A
Internal voltage reference,
LPREF=1
50
nA
IACMPREF
Current consumption of in-
ternal voltage reference
Internal voltage reference,
LPREF=0
6
A
Single ended
10
mV
VACMPOFFSET
Offset voltage
Differential
10
mV
VACMPHYST
ACMP hysteresis
Programmable
17
mV
CSRESSEL=0b00 in
ACMPn_INPUTSEL
39
kOhm
CSRESSEL=0b01 in
ACMPn_INPUTSEL
71
kOhm
CSRESSEL=0b10 in
ACMPn_INPUTSEL
104
kOhm
RCSRES
Capacitive Sense Internal
Resistance
CSRESSEL=0b11 in
ACMPn_INPUTSEL
136
kOhm
The total ACMP current is the sum of the contributions from the ACMP and its internal voltage reference
as given in Equation 3.1 (p. 43) . IACMPREF is zero if an external voltage reference is used.
Total ACMP Active Current
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EFM32G840F64G-E-QFN64 功能描述:64K FLASH, 16K RAM, 4X24 LCD, AE 制造商:silicon labs 系列:Gecko 包裝:托盤 零件狀態(tài):在售 核心處理器:ARM? Cortex?-M3 核心尺寸:32-位 速度:32MHz 連接性:I2C,IrDA,智能卡,SPI,UART/USART 外設(shè):欠壓檢測/復(fù)位,DMA,LCD,POR,PWM,WDT I/O 數(shù):56 程序存儲容量:64KB(64K x 8) 程序存儲器類型:閃存 EEPROM 容量:- RAM 容量:16K x 8 電壓 - 電源(Vcc/Vdd):1.98 V ~ 3.8 V 數(shù)據(jù)轉(zhuǎn)換器:A/D 8x12b,D/A 2x12b 振蕩器類型:內(nèi)部 工作溫度:-40°C ~ 85°C(TA) 封裝/外殼:64-VFQFN 裸露焊盤 供應(yīng)商器件封裝:64-QFN(9x9) 標(biāo)準(zhǔn)包裝:260
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