ATmega64A - AU

Vi điều khiển ATmega64A - AU thuộc họ vi điều khiển AVR của Microchip ATMEL

Atmega64A-AU -TQFP 64, Bộ nhớ Flash: 64KB, Bộ nhớ SRAM: 4KB, Bộ nhớ EPROM: 2KB, VCC=2.7 - 5.5 Volt
  Datasheet 
Atmega64A-AU thay thế cho Atmega64L-8AU, Atmega64-16AU

8-bit Microcontroller
• Advanced RISC Architecture
– 131 Powerful Instructions – Most Single-clock Cycle Execution
– 32 x 8 General Purpose Working Registers
– Fully Static Operation
– Up to 16 MIPS Throughput at 16 MHz
– On-chip 2-cycle Multiplier
• Nonvolatile Program and Data Memories
– 64K Bytes of In-System Self-Programmable Flash 
Endurance: 10,000 Write/Erase Cycles
– Optional Boot Code Section with Independent Lock Bits
In-System Programming by On-chip Boot Program
True Read-While-Write Operation
– 2K Bytes EEPROM
Endurance: 100,000 Write/Erase Cycles
– 4K Byte Internal SRAM
– Programming Lock for Software Security
• JTAG (IEEE std. 1149.1 Compliant) Interface
– Boundary-scan Capabilities According to the JTAG Standard
– Extensive On-chip Debug Support
– Programming of Flash, EEPROM, Fuses, and Lock Bits through the JTAG Interface
• Peripheral Features
– Two 8-bit Timer/Counters with Separate Prescalers and Compare Modes
– One 16-bit Timer/Counter with Separate Prescaler, Compare Mode, and Capture Mode
– Real Time Counter with Separate Oscillator
– Four PWM Channels
– 8-channel, 10-bit ADC
8 Single-ended Channels
7 Differential Channels in TQFP Package Only
2 Differential Channels with Programmable Gain at 1x, 10x, or 200x
– Byte-oriented Two-wire Serial Interface
– Programmable Serial USART
– Master/Slave SPI Serial Interface
– Programmable Watchdog Timer with Separate On-chip Oscillator
– On-chip Analog Comparator
• Special Microcontroller Features
– Power-on Reset and Programmable Brown-out Detection
– Internal Calibrated RC Oscillator
– External and Internal Interrupt Sources
– Six Sleep Modes: Idle, ADC Noise Reduction, Power-save, Power-down, Standby and Extended Standby
• I/O and Packages
– 53 Programmable I/O Lines
– 64-lead TQFP
• Operating Voltages
– 2.7 - 5.5V for ATmega64L
– 4.5 - 5.5V for ATmega64
• Speed Grades
– 0 - 8 MHz for ATmega64L
– 0 - 16 MHz for ATmega64
• Power Consumption @ 1 MHz, 3V, and 25°C for ATmega64L
– Active: 1.1 mA
– Idle Mode: 0.35 mA
– Power-down Mode: < 1 µA.