参数资料
型号: ATSAM3U1CB-AU
厂商: Atmel
文件页数: 32/60页
文件大小: 0K
描述: IC MCU 64KB CORTEX-M3 100-LQFP
标准包装: 90
系列: SAM3U
核心处理器: ARM? Cortex?-M3
芯体尺寸: 32-位
速度: 96MHz
连通性: EBI/EMI,I²C,MMC,SPI,SSC,UART/USART,USB
外围设备: 欠压检测/复位,DMA,I²S,POR,PWM,WDT
输入/输出数: 57
程序存储器容量: 64KB(64K x 8)
程序存储器类型: 闪存
RAM 容量: 20K x 8
电压 - 电源 (Vcc/Vdd): 1.62 V ~ 1.95 V
数据转换器: A/D 4x10b,4x12b
振荡器型: 内部
工作温度: -40°C ~ 85°C
封装/外壳: 100-LQFP
包装: 托盘
38
6430FS–ATARM–10-Feb-12
SAM3U Series
The Slow Clock generator is based on a 32 kHz crystal oscillator and an embedded 32 kHz RC
oscillator. The Slow Clock defaults to the RC oscillator, but the software can enable the crystal
oscillator and select it as the Slow Clock source.
The Supply Controller starts up the device by enabling the Voltage Regulator, then it generates
the proper reset signals to the core power supply.
It also enables to set the system in different low power modes and to wake it up from a wide
range of events.
10.5
Clock Generator
The Clock Generator is made up of:
One Low Power 32768 Hz Slow Clock Oscillator with bypass mode
One Low Power RC Oscillator
One 3 to 20 MHz Crystal Oscillator, which can be bypassed
One Fast RC Oscillator factory programmed, 3 output frequencies can be selected: 4, 8 or 12
MHz. By default 4 MHz is selected. 8 MHz and 12 MHz output are factory calibrated.
One 480 MHz UPLL providing a clock for the USB High Speed Device Controller. Input
frequency is 12 MHz (only).
One 96 to 192 MHz programmable PLL (PLL A), capable to provide the clock MCK to the
processor and to the peripherals. The input frequency of the PLL A is between 8 and 16 MHz.
Figure 10-2. Clock Generator Block Diagram
Power
Management
Controller
XIN
XOUT
Main Clock
MAINCK
UPLL Clock
UPLLCK
Control
Status
PLL and
Divider A
PLLA Clock
PLLACK
12M Main
Oscillator
PLL B
On Chip
32k RC OSC
Slow Clock
SLCK
XIN32
XOUT32
Slow Clock
Oscillator
Clock Generator
XTALSEL
HSCK
Divider
/6 /8
On Chip
12/8/4 MHz
RC OSC
MAINSEL
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ATSAM3U1CB-CU 功能描述:ARM微控制器 - MCU TFBGA, Grn, IT MRL B 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
ATSAM3U1EA-AU 功能描述:ARM微控制器 - MCU 64K Flash, 20K SRAM 32-bit ARM Cortex M3 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
ATSAM3U1EA-CU 功能描述:ARM微控制器 - MCU 64K Flash, 20K SRAM 32-bit ARM Cortex M3 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
ATSAM3U1EB-AU 功能描述:ARM微控制器 - MCU LQFP, Grn, IT, MRL B 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
ATSAM3U1EB-CU 功能描述:ARM微控制器 - MCU LFBGA, Grn, IT MRL B 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