參數(shù)資料
型號: ATSAM3A4CA-CU
廠商: Atmel
文件頁數(shù): 4/71頁
文件大?。?/td> 0K
描述: IC MCU 2X128KB CORTEX-M3 100-BGA
標準包裝: 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
外圍設備: 欠壓檢測/復位,DMA,I²S,POR,PWM,WDT
輸入/輸出數(shù): 63
程序存儲器容量: 256KB(256K x 8)
程序存儲器類型: 閃存
RAM 容量: 64K x 8
電壓 - 電源 (Vcc/Vdd): 1.62 V ~ 1.95 V
數(shù)據(jù)轉換器: A/D 16x12b,D/A 2x12b
振蕩器型: 內部
工作溫度: -40°C ~ 85°C
封裝/外殼: 100-TFBGA
包裝: 托盤
14
11057BS–ATARM–13-Jul-12
SAM3X/A
14
11057BS–ATARM–13-Jul-12
SAM3X/A
Notes:
1. TDO pin is set in input mode when the Cortex-M3 Core is not in debug mode. Thus the internal pull-up corresponding to this
PIO line must be enabled to avoid current consumption due to floating input.
2. PIOA: Schmitt Trigger on all, except PA0, PA9, PA26, PA29, PA30, PA31
3. PIOB: Schmitt Trigger on all, except PB14 and PB22
4. PIOC: Schmitt Trigger on all, except PC2 to PC9, PC15 to PC24
5. PIOD: Schmitt Trigger on all, except PD10 to PD30
6. PIOE: Schmitt Trigger on all, except PE0 to PE4, PE15, PE17, PE19, PE21, PE23, PE25, PE29
7. PIOF: Schmitt Trigger on all PIOs
3.1
Design Considerations
In order to facilitate schematic capture when using a SAM3X/A design, Atmel provides a “Sche-
matics Checklist” Application Note. See http://www.atmel.com/products/AT91/
4.
Package and Pinout
4.1
SAM3A4/8C and SAM3X4/8C Package and Pinout
The SAM3A4/8C and SAM3X4/8C are available in 100-lead LQFP and 100-ball LFBGA
packages.
Fast Flash Programming Interface
PGMEN0-PGMEN2
Programming Enabling
Input
VDDIO
PGMM0-PGMM3
Programming Mode
Input
VDDIO
PGMD0-PGMD15
Programming Data
I/O
VDDIO
PGMRDY
Programming Ready
Output
High
VDDIO
PGMNVALID
Data Direction
Output
Low
VDDIO
PGMNOE
Programming Read
Input
Low
VDDIO
PGMCK
Programming Clock
Input
VDDIO
PGMNCMD
Programming Command
Input
Low
VDDIO
USB Mini Host/Device High Speed Device
VBUS
USB Bus Power Measurement Port
Analog
DFSDM
USB Full Speed Data -
Analog
VDDUTMI
DFSDP
USB Full Speed Data +
Analog
VDDUTMI
DHSDM
USB High Speed Data -
Analog
VDDUTMI
DHSDP
USB High Speed Data +
Analog
VDDUTMI
UOTGVBOF
USB VBus On/Off: Bus Power Control
Port
VDDIO
UOTGID
USB Identification: Mini Connector
Identification Port
VDDIO
Table 3-1.
Signal Description List (Continued)
Signal Name
Function
Type
Active
Level
Voltage
Reference
Comments
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