Datasheet > AT91SAM7A1-AU

AT91SAM7A1-AU

更新时间： 2024-01-24 12:36:59

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
17页	291K
描述
AT91 ARM Thumb-based Microcontrollers

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数据手册

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AT91SAM7A1-AU 数据手册

Features

• ARM7TDMI^®ARM^®Thumb^®Processor Core

– High-performance 32-bit RISC

– High-density 16-bit Thumb Instruction Set

– Leader in MIPS/Watt

– Embedded ICE (In Circuit Emulation)

• 4 Kbytes Internal RAM

• Clock Manager (CM) with Programmable PLL

– PLL Multiplier from x2 to x20

AT91 ARM

– 32.768 kHz Oscillator for Low-power Operation

– Master Clock Divider/multiplier

Thumb-based

Microcontrollers

• Fully Programmable External Bus Interface (EBI) through Advanced Memory Controller

(AMC)

– Maximum External Address Space of 16 Mbytes, Up to Six Chip Select Lines

• 8-level Priority, Vectored Interrupt Controller

– Individually Maskable, Two External Interrupts including One Fast Interrupt Line

• 11-channel Peripheral Data Controller (PDC)

• 49 Programmable I/O Lines

• One 3-channel 16-bit General Purpose Timers (GPT)

– Three Configurable Modes: Counter, PWM, Capture

– Three Multi-purpose I/O Pins Per Channel

• Four 16-bit Simple Timers (ST)

AT91SAM7A1

Summary

• 4-channel 16-bit Pulse Width Modulation (PWM)

• Two 16-bit Capture Modules (CAPT)

• CAN Controller 2.0A and 2.0B Full CAN (16 Buffers)

• Three USARTs

– Six Peripheral Data Controller (PDC) Channels

– Support for Up to 9-bit Data Lengths

– Support for LIN (Software) Protocol

• Master SPI Interface

– Two Peripheral Data Controller (PDC) Channels

– 8- to 16-bit Programmable Data Length

– Four External Chip Select Lines

• One 8-channel 10-bit Analog-to-digital Converter (ADC)

– One Peripheral Data Controller (PDC) Channel

• Programmable Watch Timer (WT)

• Programmable Watchdog (WD)

• Power Management Controller (PMC)

– CPU and Peripherals Can Be Deactivated Individually

• Fully Static Operation Up to 40 MHz

– 3.0V to 3.6V Core, Memory and Analog Voltage Range

– 3.0 V to 5.5V Compliant I/Os

– -40° to +85°C Operating Temperature Range

• Available in a 144-pin LQFP

NOTE: This is a summary document.

The complete document is available on

the Atmel website at www.atmel.com.

6048C–ATARM–29-Jun-06

12 3 4 5 6 7...17

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