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AT91SAM7L128 Datasheet(PDF) 1 Page - ATMEL Corporation |
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AT91SAM7L128 Datasheet(HTML) 1 Page - ATMEL Corporation |
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1 / 48 page  NOTE: This is a summary document. The complete document is available on the Atmel website at www.atmel.com.. 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 – 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, Flash Security Bit – Fast Flash Programming Interface for High Volume Production • Internal High-speed SRAM, Single-cycle Access at Maximum Speed – 6 Kbytes • 2 Kbytes Directly on Main Supply That Can Be Used as Backup SRAM • 4 Kbytes in the Core • Memory Controller (MC) – Enhanced Embedded Flash Controller, Abort Status and Misalignment Detection • Enhanced Embedded Flash Controller (EEFC) – Interface of the Flash Block with the 32-bit Internal Bus – Increases Performance in ARM and Thumb Mode with 128-bit Wide Memory Interface • Reset Controller (RSTC) – Based on Zero-power Power-on Reset and Fully Programmble Brownout Detector – Provides External Reset Signal Shaping and Reset Source Status • Clock Generator (CKGR) – Low-power 32 kHz RC Oscillator, 32 kHz On-chip Oscillator, 2 MHz Fast RC Oscillator and one PLL • Supply Controller (SUPC) – Minimizes Device Power Consumption – Manages the Different Supplies On Chip – Supports Multiple Wake-up Sources • Power Management Controller (PMC) – Software Power Optimization Capabilities, Including Active and Four Low Power Modes: • 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 Active Mode, Dynamic Power Consumption <30 mA at 36 MHz – Three Programmable External Clock Signals – Handles Fast Start Up AT91 ARM Thumb-based Microcontroller AT91SAM7L128 AT91SAM7L64 Summary Preliminary 6257AS–ATARM–28-Feb-08 |
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