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ATmega3290 带有32K系统内可编程Flash存储器

Flash (Kbytes)	32
EEPROM (Kbytes)	1
SRAM (Bytes)	2048
Max I/O Pins	69
F.max (MHz)	16
Vcc (V)	1.8-5.5
16-bit Timers	1
8-bit Timer	2
PWM (channels)	4
RTC	Yes
SPI	1+USI
UART	1
TWI	USI
ISP	Yes
10-bit A/D (Channe	8
Analog Comparator	Yes
Brown Out Detector	Yes
Watchdog	Yes
On Chip Oscillator	Yes
Hardware Multiplie	Yes
Interrupts	25
Ext Interrupts	32
Self Program Memor	Yes
Packages	MLF 64
Pb-Free Packages	TQFP 64  TQFP 100

32-Kbyte self-programming Flash Program Memory, 2-Kbyte SRAM, 1-KByte EEPROM, 8 Channel 10-bit A/D-converter. JTAG interface for on-chip-debug. 4 X 40 Segment LCD Driver. Up to 16 MIPS throughput at 16 MHz. 1.8 - 5.5 Volt Operation.

• 32KB 系统内可编程Flash存储器：ATmega329
• 32KB 系统内可编程Flash存储器：ATmega3290
• 64KB 系统内可编程Flash存储器：ATmega649
• 64KB 系统内可编程Flash存储器：ATmega6490

The ATmega329/3290/649/6490 is a low-power CMOS 8-bit microcontroller based on the AVR enhanced RISC architecture.
By executing powerful instructions in a single clock cycle, the ATmega329/3290/649/6490 achieves throughputs
approaching 1 MIPS per MHz allowing the system designer to optimize power consumption versus processing speed.

ATmega3290 特性

• High Performance, Low Power AVR8-Bit Microcontroller
• Advanced RISC Architecture
  - 130 Powerful Instructions Most Single Clock Cycle Execution
  - 32 x 8 General Purpose Working Registers
  - Fully Static Operation
  - Up to 20 MIPS Throughput at 20 MHz
  - On-Chip 2-cycle Multiplier
• High Endurance Non-volatile Memory segments
  - 32K Bytes of In-System Self-programmable Flash program memory
  - 1024 Bytes EEPROM
  - 2K Bytes Internal SRAM
  - Write/Erase cyles: 10,000 Flash/100,000 EEPROM(1)(3)
  - Data retention: 20 years at 85°C /100 years at 25°C (2)(3)
  - Optional Boot Code Section with Independent Lock Bits，In-System Programming by On-chip Boot Program
  True Read-While-Write Operation
  - 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
  - 4 x 40 Segment LCD Driver (ATmega3290P)
  - Two 8-bit Timer/Counters with Separate Prescaler and Compare Mode
  - 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
  - Programmable Serial USART
  - Master/Slave SPI Serial Interface
  - Universal Serial Interface with Start Condition Detector
  - Programmable Watchdog Timer with Separate On-chip Oscillator
  - On-chip Analog Comparator
  - Interrupt and Wake-up on Pin Change
• Special Microcontroller Features
  - Power-on Reset and Programmable Brown-out Detection
  - Internal Calibrated Oscillator
  - External and Internal Interrupt Sources
  - Five Sleep Modes: Idle, ADC Noise Reduction, Power-save, Power-down, and
  Standby
• I/O and Packages
  - 54/69 Programmable I/O Lines
  - 64-lead TQFP, 64-pad QFN/MLF, and 100-lead TQFP
• Speed Grade:
  - ATmega3290PV:0 - 4 MHz @ 1.8 - 5.5V, 0 - 10 MHz @ 2.7 - 5.5V
  - ATmega3290P:0 - 10 MHz @ 2.7 - 5.5V, 0 - 20 MHz @ 4.5 - 5.5V
• Temperature range:-40°C to 85°C Industrial
• Ultra-Low Power Consumption
  - Active Mode:420°C at 1 MHz, 1.8V
  - Power-down Mode:40 nA at 1.8V
  - Power-save Mode:750 nA at 1.8V

ATmega3290 订购型号

Speed (MHz)	Power Supply	Ordering Code	Package Type	Operational Range
8	1.8 - 5.5V	ATmega3290V-8AI ATmega3290V-8AU	100A 100A	Industrial (-40°C to 85°C)
16	2.7 - 5.5V	ATmega3290-16AI ATmega3290-16AU	100A 100A	Industrial (-40°C to 85°C)

ATmega3290 应用技术支持与电子电路设计开发资源下载

1. ATmega3290 数据手册DataSheet 下载. PDF（完整版）
2. Atmel 爱特梅尔AVR 微控制器简介.PDF (编号:Tech AVR 000)MLF 32
3. 面向新手的AVR 开发工具,及基本知识.PDF(编号:Tech AVR 001)
4. 使用AVR 定时/计数器的PWM功能设计要点 .PDF
5. AVR指令集（版本：0856G–AVR–07/08）
6. AVR 微控制器汽车应用解决方案 . pdf
7. AVR 微控制器选型指南. pdf
8. ATMEL 爱特梅尔公司全线产品目录. pdf