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AT91SAM7S64-AU optical integrated circuits Integrated Circuit Chip AT91 ARM Thumb-based Microcontrollers

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AT91SAM7S64-AU optical integrated circuits Integrated Circuit Chip AT91 ARM Thumb-based Microcontrollers

Brand Name : Anterwell
Model Number : AT91SAM7S64-AU
Certification : new & original
Place of Origin : original factory
MOQ : 10pcs
Price : Negotiate
Payment Terms : T/T, Western Union, Paypal
Supply Ability : 7100pcs
Delivery Time : 1 day
Packaging Details : Please contact me for details
Voltage and ADC Regulator Power Supply Input : 3.0 to 3.6V
Voltage Regulator Output : 1.85V nominal
Flash Power Supply : 3.0V to 3.6V
I/O Lines Power Supply : 3.0V to 3.6V or 1.65V to 1.95V
Core Power Supply : 1.65V to 1.95V
PLL : 1.65V to 1.95V
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AT91 ARM Thumb-based Microcontrollers

AT91SAM7S512 AT91SAM7S256 AT91SAM7S128 AT91SAM7S64 AT91SAM7S321 AT91SAM7S32 AT91SAM7S161 AT91SAM7S16


• 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 (AT91SAM7S512) Organized in Two Contiguous Banks of 1024 Pages of 256 Bytes

(Dual Plane)

– 256 Kbytes (AT91SAM7S256) Organized in 1024 Pages of 256 Bytes (Single Plane)

– 128 Kbytes (AT91SAM7S128) Organized in 512 Pages of 256 Bytes (Single Plane)

– 64 Kbytes (AT91SAM7S64) Organized in 512 Pages of 128 Bytes (Single Plane)

– 32 Kbytes (AT91SAM7S321/32) Organized in 256 Pages of 128 Bytes (Single Plane)

– 16 Kbytes (AT91SAM7S161/16 Organized in 256 Pages of 64 Bytes (Single Plane)

– 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 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

– 64 Kbytes (AT91SAM7S512/256)

– 32 Kbytes (AT91SAM7S128)

– 16 Kbytes (AT91SAM7S64)

– 8 Kbytes (AT91SAM7S321/32)

– 4 Kbytes (AT91SAM7S161/16)

• Memory Controller (MC)

– Embedded Flash Controller, Abort Status and Misalignment Detection

• Reset Controller (RSTC)

– Based on Power-on Reset and Low-power Factory-calibrated Brown-out 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)

– Software 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 (AT91SAM7S512/256/128/64/321/161) or One (AT91SAM7S32/16)

External Interrupt Source(s) and One Fast Interrupt Source, Spurious Interrupt Protected

• Debug Unit (DBGU)

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

Programmable ICE Access Prevention

– Mode for General Purpose 2-wire UART Serial Communication

• Periodic Interval Timer (PIT)

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

• Windowed Watchdog (WDT)

– 12-bit key-protected Programmable Counter

– Provides Reset or Interrupt Signals to the System

– Counter May Be Stopped While the Processor is in Debug State or in Idle Mode

• Real-time Timer (RTT)

– 32-bit Free-running Counter with Alarm

– Runs Off the Internal RC Oscillator

• One Parallel Input/Output Controller (PIOA)

– Thirty-two (AT91SAM7S512/256/128/64/321/161) or twenty-one (AT91SAM7S32/16)

Programmable I/O Lines Multiplexed with up to Two Peripheral I/Os

– Input Change Interrupt Capability on Each I/O Line

– Individually Programmable Open-drain, Pull-up resistor and Synchronous Output

• Eleven (AT91SAM7S512/256/128/64/321/161) or Nine (AT91SAM7S32/16) Peripheral DMA

Controller (PDC) Channels

• One USB 2.0 Full Speed (12 Mbits per Second) Device Port (Except for the AT91SAM7S32/16).

– On-chip Transceiver, 328-byte Configurable Integrated FIFOs

• One Synchronous Serial Controller (SSC)

– Independent Clock and Frame Sync Signals for Each Receiver and Transmitter

– I²S Analog Interface Support, Time Division Multiplex Support

– High-speed Continuous Data Stream Capabilities with 32-bit Data Transfer

• Two (AT91SAM7S512/256/128/64/321/161) or One (AT91SAM7S32/16) Universal

Synchronous/Asynchronous Receiver Transmitters (USART)

– Individual Baud Rate Generator, IrDA® Infrared Modulation/Demodulation

– Support for ISO7816 T0/T1 Smart Card, Hardware Handshaking, RS485 Support

– Full Modem Line Support on USART1 (AT91SAM7S512/256/128/64/321/161)

• One Master/Slave Serial Peripheral Interface (SPI)

– 8- to 16-bit Programmable Data Length, Four External Peripheral Chip Selects

• One Three-channel 16-bit Timer/Counter (TC)

– Three External Clock Input and Two Multi-purpose I/O Pins per Channel


– One External Clock Input and Two Multi-purpose I/O Pins for the first Two Channels Only


– Double PWM Generation, Capture/Waveform Mode, Up/Down Capability

• One Four-channel 16-bit PWM Controller (PWMC)

• One Two-wire Interface (TWI)

– Master Mode Support Only, All Two-wire Atmel EEPROMs and I2 C Compatible Devices Supported


– Master, Multi-Master and Slave Mode Support, All Two-wire Atmel EEPROMs and I2 C Compatible

Devices Supported (AT91SAM7S161/16)

• One 8-channel 10-bit Analog-to-Digital Converter, Four Channels Multiplexed with Digital I/Os

• SAM-BA™ Boot Assistant

– Default Boot program

– Interface with SAM-BA Graphic User Interface

• IEEE® 1149.1 JTAG Boundary Scan on All Digital Pins

• 5V-tolerant I/Os, including Four High-current Drive I/O lines, Up to 16 mA Each

(AT91SAM7S161/16 I/Os Not 5V-tolerant)

• Power Supplies

– Embedded 1.8V Regulator, Drawing up to 100 mA for the Core and External Components

– 3.3V or 1.8V VDDIO I/O Lines Power Supply, Independent 3.3V VDDFLASH Flash Power Supply

– 1.8V VDDCORE Core Power Supply with Brown-out Detector

• Fully Static Operation: Up to 55 MHz at 1.65V and 85⋅ C Worst Case Conditions

• Available in 64-lead LQFP Green or 64-pad QFN Green Package

(AT91SAM7S512/256/128/64/321/161) and 48-lead LQFP Green or 48-pad QFN Green Package


AT91SAM7S512/256/128/64/321/161 Block Diagram

AT91SAM7S32/16 Block Diagram

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Product Tags:

electronic integrated circuit


digital integrated circuits

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