AT91SAM7L64 ATMEL Corporation, AT91SAM7L64 Datasheet

AT91SAM7L64

Manufacturer Part Number

AT91SAM7L64

Description

(AT91SAM7L64 / AT91SAM7L128) AT91 ARM Thumb-based Microcontroller

Manufacturer

ATMEL Corporation

Datasheet

1.AT91SAM7L64.pdf (48 pages)

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Features

•

Incorporates the ARM7TDMI

Internal High-speed Flash

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

Memory Controller (MC)

Enhanced Embedded Flash Controller (EEFC)

Reset Controller (RSTC)

Clock Generator (CKGR)

Supply Controller (SUPC)

Power Management Controller (PMC)

In Active Mode, Dynamic Power Consumption <30 mA at 36 MHz

– High-performance 32-bit RISC Architecture

– High-density 16-bit Instruction Set

– Leader in MIPS/Watt

– EmbeddedICE

– 128 Kbytes (AT91SAM7L128), Organized in 512 Pages of 256 Bytes Single Plane

– 64 Kbytes (AT91SAM7L64), Organized In 256 Pages of 256 Bytes Single Plane

– Single Cycle Access at Up to 15 MHz in Worst Case Conditions

– 128-bit Read Access

– Page Programming Time: 4.6 ms, Including Page Auto Erase, Full Erase Time: 10 ms

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

– Fast Flash Programming Interface for High Volume Production

– 6 Kbytes

– Enhanced Embedded Flash Controller, Abort Status and Misalignment Detection

– Interface of the Flash Block with the 32-bit Internal Bus

– Increases Performance in ARM and Thumb Mode with 128-bit Wide Memory

– Based on Zero-power Power-on Reset and Fully Programmble Brownout Detector

– Provides External Reset Signal Shaping and Reset Source Status

– Low-power 32 kHz RC Oscillator, 32 kHz On-chip Oscillator, 2 MHz Fast RC

– Minimizes Device Power Consumption

– Manages the Different Supplies On Chip

– Supports Multiple Wake-up Sources

– Software Power Optimization Capabilities, Including Active and Four Low Power

– Three Programmable External Clock Signals

– Handles Fast Start Up

Flash Security Bit

Interface

Oscillator and one PLL

Modes:

• 2 Kbytes Directly on Main Supply That Can Be Used as Backup SRAM

• 4 Kbytes in the Core

• Idle Mode: No Processor Clock

• Wait Mode: No Processor Clock, Voltage Regulator Output at Minimum

• Backup Mode: Voltage Regulator and Processor Switched Off

• Off (Power Down) Mode: Entire Chip Shut Down Except for Force Wake Up Pin

(FWUP) that Re-activates the Device. 100 nA Current Consumption.

™

In-circuit Emulation, Debug Communication Channel Support

ARM

Thumb

Processor

AT91 ARM

Thumb-based

Microcontroller

AT91SAM7L128

AT91SAM7L64

Summary

Preliminary

The complete document is available on

the Atmel website at www.atmel.com..

NOTE: This is a summary document.

6257AS–ATARM–28-Feb-08

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