Datasheet > AT91SAM9G20_1

AT91SAM9G20_1

更新时间： 2024-01-29 12:37:10

品牌	Logo	应用领域
爱特美尔 - ATMEL		微控制器
页数	文件大小	规格书
832页	13237K
描述
AT91 ARM Thumb Microcontrollers

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AT91SAM9G20_1 数据手册

Features

• Incorporates the ARM926EJ-S^™ARM^®Thumb^®Processor

– DSP Instruction Extensions, ARM Jazelle^®Technology for Java^®Acceleration

– 32-KByte Data Cache, 32-KByte Instruction Cache, Write Buffer

– CPU Frequency 400 MHz

– Memory Management Unit

– EmbeddedICE^™, Debug Communication Channel Support

• Additional Embedded Memories

– One 64-KByte Internal ROM, Single-cycle Access at Maximum Matrix Speed

– Two 16-KByte Internal SRAM, Single-cycle Access at Maximum Matrix Speed

• External Bus Interface (EBI)

AT91 ARM

Thumb

– Supports SDRAM, Static Memory, ECC-enabled SLC NAND Flash and

CompactFlash^®

• USB 2.0 Full Speed (12 Mbits per second) Device Port

– On-chip Transceiver, 2,432-byte Configurable Integrated DPRAM

• USB 2.0 Full Speed (12 Mbits per second) Host and Dual Port

– Single or Dual On-chip Transceivers

– Integrated FIFOs and Dedicated DMA Channels

• Ethernet MAC 10/100 Base T

– Media Independent Interface or Reduced Media Independent Interface

– 128-byte FIFOs and Dedicated DMA Channels for Receive and Transmit

• Image Sensor Interface

– ITU-R BT. 601/656 External Interface, Programmable Frame Capture Rate

– 12-bit Data Interface for Support of High Sensibility Sensors

– SAV and EAV Synchronization, Preview Path with Scaler, YCbCr Format

• Bus Matrix

Microcontrollers

AT91SAM9G20

Preliminary

– Six 32-bit-layer Matrix

– Boot Mode Select Option, Remap Command

• Fully-featured System Controller, including

– Reset Controller, Shutdown Controller

– Four 32-bit Battery Backup Registers for a Total of 16 Bytes

– Clock Generator and Power Management Controller

– Advanced Interrupt Controller and Debug Unit

– Periodic Interval Timer, Watchdog Timer and Real-time Timer

• Reset Controller (RSTC)

– Based on a Power-on Reset Cell, Reset Source Identification and Reset Output

Control

• Clock Generator (CKGR)

– Selectable 32,768 Hz Low-power Oscillator or Internal Low Power RC Oscillator on

Battery Backup Power Supply, Providing a Permanent Slow Clock

– 3 to 20 MHz On-chip Oscillator, One up to 800 MHz PLL and One up to 100 MHz PLL

• Power Management Controller (PMC)

– Very Slow Clock Operating Mode, Software Programmable Power Optimization

Capabilities

– Two Programmable External Clock Signals

• Advanced Interrupt Controller (AIC)

– Individually Maskable, Eight-level Priority, Vectored Interrupt Sources

– Three External Interrupt Sources and One Fast Interrupt Source, Spurious

Interrupt Protected

• Debug Unit (DBGU)

– 2-wire UART and Support for Debug Communication Channel, Programmable ICE

Access Prevention

6384D–ATARM–04-May-09

12 3 4 5 6 7...832

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与AT91SAM9G20_1相关器件

型号	品牌	获取价格	描述	数据表
AT91SAM9G20_10	ATMEL	获取价格	AT91 ARM Thumb Microcontrollers
AT91SAM9G20B-CFU	ATMEL	获取价格	AT91 ARM Thumb Microcontrollers
AT91SAM9G20B-CU	ATMEL	获取价格	AT91 ARM Thumb Microcontrollers
AT91SAM9G20-CU	ATMEL	获取价格	AT91 ARM Thumb Microcontrollers
AT91SAM9G20-EK	ATMEL	获取价格	Atmel Evaluation Kits
AT91SAM9G25	MICROCHIP	获取价格	The Microchip's ARM?-based SAM9G25 is based on the ARM926EJ-S core. The SAM9G25 runs at
AT91SAM9G25-CU	ATMEL	获取价格	AT91SAM ARM-based Embbedded MPU
AT91SAM9G25-EK	ATMEL	获取价格	Atmel Evaluation Kits
AT91SAM9G35	MICROCHIP	获取价格	The Microchip's ARM?-based SAM9G35 is based on the ARM926EJ-S processor and runs at 400
AT91SAM9G35-CU	ATMEL	获取价格	AT91SAM ARM-based Embbedded MPU

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