Datasheet > AT91SAM7SE256-AU-999

AT91SAM7SE256-AU-999

更新时间： 2024-01-08 09:56:38

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
47页	489K
描述
Microcontroller

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技术参数
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AT91SAM7SE256-AU-999 技术参数

生命周期：	Obsolete	零件包装代码：	QFP
包装说明：	,	针数：	128
Reach Compliance Code：	unknown	风险等级：	5.83
Base Number Matches：	1

AT91SAM7SE256-AU-999 数据手册

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Features

• Incorporates the ARM7TDMI^®ARM^®Thumb^®Processor

– High-performance 32-bit RISC Architecture

– High-density 16-bit Instruction Set

– Leader in MIPS/Watt

– EmbeddedICE^™In-circuit Emulation, Debug Communication Channel Support

• Internal High-speed Flash

– 512 Kbytes, Organized in Two Contiguous Banks of 1024 Pages of 256 Bytes Dual

Plane (AT91SAM7SE512)

Product

– 256 Kbytes (AT91SAM7SE256) Organized in One Bank of 1024 Pages of 256 Bytes

Single Plane (AT91SAM7SE256)

Description

– 32 Kbytes (AT91SAM7SE32) Organized in One Bank of 256 Pages of 128 Bytes

Single Plane (AT91SAM7SE32)

– Single Cycle Access at Up to 30 MHz in Worst Case Conditions

– Prefetch Buffer Optimizing Thumb Instruction Execution at Maximum Speed

– Page Programming Time: 6 ms, Including Page Auto-erase, Full Erase Time: 15 ms

– 10,000 Erase Cycles, 10-year Data Retention Capability, Sector Lock Capabilities,

Flash Security Bit

AT91SAM7SE512

AT91SAM7SE256

AT91SAM7SE32

– Fast Flash Programming Interface for High Volume Production

• 32 Kbytes (AT91SAM7SE512/256) or 8 Kbytes (AT91SAM7SE32) of Internal

High-speed SRAM, Single-cycle Access at Maximum Speed

• One External Bus Interface (EBI)

– Supports SDRAM, Static Memory, Glueless Connection to CompactFlash^®and

ECC-enabled NAND Flash

• Memory Controller (MC)

Summary

– Embedded Flash Controller

– Memory Protection Unit

– Abort Status and Misalignment Detection

• Reset Controller (RSTC)

Preliminary

– Based on Power-on Reset Cells and Low-power Factory-calibrated Brownout

Detector

– Provides External Reset Signal Shaping and Reset Source Status

• Clock Generator (CKGR)

– Low-power RC Oscillator, 3 to 20 MHz On-chip Oscillator and One PLL

• Power Management Controller (PMC)

– Power Optimization Capabilities, Including Slow Clock Mode (Down to 500 Hz) and

Idle Mode

– Three Programmable External Clock Signals

• Advanced Interrupt Controller (AIC)

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

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

Protected

• Debug Unit (DBGU)

– Two-wire UART and Support for Debug Communication Channel interrupt,

Programmable ICE Access Prevention

NOTE: This is a summary document.

The complete document is available on

the Atmel website at www.atmel.com.

– Mode for General Purpose Two-wire UART Serial Communication

• Periodic Interval Timer (PIT)

– 20-bit Programmable Counter plus 12-bit Interval Counter

• Windowed Watchdog (WDT)

6222ES–ATARM–15-Dec-09

– 12-bit key-protected Programmable Counter

12 3 4 5 6 7...47

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与AT91SAM7SE256-AU-999相关器件

型号	品牌	描述	获取价格	数据表
AT91SAM7SE256-CU	ATMEL	Product Description	获取价格
AT91SAM7SE256-CU-999	ATMEL	Microcontroller	获取价格
AT91SAM7SE32	ATMEL	Product Description	获取价格
AT91SAM7SE32	MICROCHIP	Microchip's ARM?-based SAM7SE32 is a member of the SAM7SE series of flash microcontroller	获取价格
AT91SAM7SE32-AU	ATMEL	Product Description	获取价格
AT91SAM7SE32-CU	ATMEL	Incorporates the ARM7TDMI ARM Thumb Processor	获取价格

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