參數(shù)資料
型號(hào): ATSAM3A8CA-CU
廠商: Atmel
文件頁數(shù): 15/71頁
文件大小: 0K
描述: IC MCU 2X256KB CORTEX-M3 100-BGA
標(biāo)準(zhǔn)包裝: 260
系列: SAM3A
核心處理器: ARM? Cortex?-M3
芯體尺寸: 32-位
速度: 84MHz
連通性: CAN,I²C,IrDA,LIN,MMC,SPI,SSC,UART/USART,USB
外圍設(shè)備: 欠壓檢測/復(fù)位,DMA,I²S,POR,PWM,WDT
輸入/輸出數(shù): 63
程序存儲(chǔ)器容量: 512KB(512K x 8)
程序存儲(chǔ)器類型: 閃存
RAM 容量: 96K x 8
電壓 - 電源 (Vcc/Vdd): 1.62 V ~ 1.95 V
數(shù)據(jù)轉(zhuǎn)換器: A/D 16x12b,D/A 2x12b
振蕩器型: 內(nèi)部
工作溫度: -40°C ~ 85°C
封裝/外殼: 100-TFBGA
包裝: 托盤
24
11057BS–ATARM–13-Jul-12
SAM3X/A
24
11057BS–ATARM–13-Jul-12
SAM3X/A
Note:
Backup Batteries Used
Note:
1. Restrictions
For USB, VDDUTMI needs to be greater than 3.0V.
For ADC, VDDANA needs to be greater than 2.0V.
For DAC, VDDANA needs to be greater than 2.4V.
2. VDDUTMI and VDDANA cannot be left unpowered.
5.4
Active Mode
Active mode is the normal running mode with the core clock running from the fast RC oscillator,
the main crystal oscillator or the PLLA. The power management controller can be used to adapt
the frequency and to disable the peripheral clocks.
5.5
Low Power Modes
The various low power modes of the SAM3X/A series are described below:
5.5.1
Backup Mode
The purpose of backup mode is to achieve the lowest power consumption possible in a system
which is performing periodic wake-ups to perform tasks but not requiring fast startup time
(< 0.5ms).
VDDIN
Voltage
Regulator
VDDOUT
Main Supply (1.8V-3.6V)
VDDCORE
Backup Batteries
VDDBU
VDDIO
VDDANA
VDDUTMI
VDDPLL
FWUP
SHDN
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