参数资料
型号: EFM32GG840F512
厂商: Energy Micro
文件页数: 17/68页
文件大小: 0K
描述: IC MCU 32BIT 512KB FLASH QFN64
标准包装: 1,000
系列: Giant Gecko
核心处理器: ARM? Cortex?-M3
芯体尺寸: 32-位
速度: 48MHz
连通性: I²C,IrDA,智能卡,SPI,UART/USART
外围设备: 欠压检测/复位,DMA,LCD,POR,PWM,WDT
输入/输出数: 56
程序存储器容量: 512KB(512K x 8)
程序存储器类型: 闪存
RAM 容量: 128K x 8
电压 - 电源 (Vcc/Vdd): 1.85 V ~ 3.8 V
数据转换器: A/D 8x12b,D/A 2x12b
振荡器型: 外部
工作温度: -40°C ~ 85°C
封装/外壳: 64-WFQFN 裸露焊盘
包装: 带卷 (TR)
Preliminary
...the world's most energy friendly microcontrollers
2013-06-28 - EFM32GG840FXX - d0041_Rev1.10
24
www.energymicro.com
3.9.4 HFRCO
Table 3.12. HFRCO
Symbol
Parameter
Condition
Min
Typ
Max
Unit
28 MHz frequency band
28
MHz
21 MHz frequency band
21
MHz
14 MHz frequency band
14
MHz
11 MHz frequency band
11
MHz
7 MHz frequency band
6.6
1
MHz
fHFRCO
Oscillation frequency, VDD=
3.0 V, TAMB=25°C
1 MHz frequency band
1.2
2
MHz
tHFRCO_settling
Settling time after start-up
fHFRCO = 14 MHz
0.6
Cycles
fHFRCO = 28 MHz
106
A
fHFRCO = 21 MHz
93
A
fHFRCO = 14 MHz
77
A
fHFRCO = 11 MHz
72
A
fHFRCO = 6.6 MHz
63
A
IHFRCO
Current consumption
fHFRCO = 1.2 MHz
22
A
DCHFRCO
Duty cycle
fHFRCO = 14 MHz
48.5
50
51
%
TUNESTEPH-
FRCO
Frequency step for LSB
change in TUNING value
0.3
%
17 MHz for devices with prod. rev. < 19.
21 MHz for devices with prod. rev. < 19.
Figure 3.8. Calibrated HFRCO 11 MHz Band Frequency vs Temperature and Supply Voltage
1.8
2.2
2.6
3.0
3.4
3.8
Vdd [ V]
10.80
10.85
10.90
10.95
11.00
11.05
11.10
11.15
F
re
q
u
e
n
c
y
[M
H
z
]
-40° C
25° C
85° C
–40
–15
5
25
45
65
85
Tem perat ure [ ° C]
10.80
10.85
10.90
10.95
11.00
11.05
11.10
11.15
11.20
F
re
q
u
e
n
c
y
[M
H
z
]
1.8 V
3 V
3.8 V
相关PDF资料
PDF描述
ADG620BRM-REEL7 IC SWITCH SPDT 8MSOP
VI-27T-IY-F4 CONVERTER MOD DC/DC 6.5V 50W
VI-27T-IY-F3 CONVERTER MOD DC/DC 6.5V 50W
ADG620BRM-REEL IC SWITCH SPDT 8MSOP
ADG620BRM IC SWITCH SPDT 8MSOP
相关代理商/技术参数
参数描述
EFM32GG840F512-QFN64 制造商:Energy Micro AS 功能描述:GIANT GECKO MCU - Tape and Reel 制造商:Energy Micro AS 功能描述:IC MCU 32BIT 512KB FLASH 64QFN
EFM32GG840F512-QFN64T 制造商:Energy Micro AS 功能描述:32 BIT ARM MPU, GIANT GECKO - Trays
EFM32GG840F512-QFN64-T 制造商:Energy Micro AS 功能描述:IC MCU 32BIT 512KB FLASH 64QFN
EFM32GG840F512-T 制造商:Energy Micro AS 功能描述:IC MCU 32BIT 512KB FLASH 64QFN
EFM32GG842F1024 功能描述:ARM微控制器 - MCU 1024KB FL 128KB RAM RoHS:否 制造商:STMicroelectronics 核心:ARM Cortex M4F 处理器系列:STM32F373xx 数据总线宽度:32 bit 最大时钟频率:72 MHz 程序存储器大小:256 KB 数据 RAM 大小:32 KB 片上 ADC:Yes 工作电源电压:1.65 V to 3.6 V, 2 V to 3.6 V, 2.2 V to 3.6 V 工作温度范围:- 40 C to + 85 C 封装 / 箱体:LQFP-48 安装风格:SMD/SMT