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汽车级ATmega324P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	32
F.max (MHz)	16
Vcc (V)	2.7 - 5.5
10-bit A/D Channels	8
Analog Comparator	Yes
16-bit Timers	1
8-bit Timer	2
Brown Out Detector	Yes
Ext Interrupts	32
Hardware Multiplier	Yes
Interrupts	31
On Chip Oscillator	Yes
PWM Channels	6
RTC	Yes
Self Program Memory	Yes
SPI	1+USART
TWI	Yes
UART	2
Watchdog	Yes
Pb-Free Packages	VQFN (Sawn) 44 TQFP 44

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. Up to 16 MIPS throughput at 16 MHz. 2.7 - 5.5 Volt Operation.

• 16KB 系统内可编程Flash存储器：ATmega164P 汽车级
• 32KB 系统内可编程Flash存储器：ATmega324P 汽车级
• 64KB 系统内可编程Flash存储器：ATmega644P 汽车级

The ATmega164P/324P/644P 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 ATmega164P/324P/644P achieves throughputs approaching 1 MIPS per MHz allowing the system designer to optimize power consumption versus processing speed.

ATmega324P 产品特性

• High-performance, Low-power AVR? 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 20 MIPS Throughput at 20 MHz
  – On-chip 2-cycle Multiplier

• High Endurance Non-volatile Memory segments
  – 16/32/64K Bytes of In-System Self-programmable Flash program memory
  – 512B/1K/2K Bytes EEPROM
  – 1/2/4K Bytes Internal SRAM
  – Write/Erase Cycles: 10,000 Flash/ 100,000 EEPROM
  – Data retention: 20 years at 85°C/100 years at 25°C
  – 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
  – 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
  – Six PWM Channels
  – 8-channel, 10-bit ADC
  Differential mode with selectable gain at 1x, 10x or 200x
  – Byte-oriented Two-wire Serial Interface
  – Two Programmable Serial USART
  – Master/Slave SPI Serial Interface
  – 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 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
  – 32 Programmable I/O Lines
  – 40-pin PDIP, 44-lead TQFP, 44-pad QFN/MLF (ATmega164P/324P/644P)
  – 44-pad DRQFN (ATmega164P)

• Operating Voltages
  – 1.8 - 5.5V for ATmega164P/324P/644PV
  – 2.7 - 5.5V for ATmega164P/324P/644P

• Speed Grades
  – ATmega164P/324P/644PV: 0 - 4MHz @ 1.8 - 5.5V, 0 - 10MHz @ 2.7 - 5.5V
  – ATmega164P/324P/644P: 0 - 10MHz @ 2.7 - 5.5V, 0 - 20MHz @ 4.5 - 5.5V

• Power Consumption at 1 MHz, 1.8V, 25°C for ATmega164P/324P/644P
  – Active: 0.4 mA
  – Power-down Mode: 0.1μA
  – Power-save Mode: 0.6μA (Including 32 kHz RTC)

ATmega324P 汽车级 订购型号

ATmega324P 技术支持

1. ATMEL 爱特梅尔 AVR 微控制器ATmega324P 中文数据手册 DataSheet 下载. PDF（简洁版）
2. ATMEL 爱特梅尔 AVR 微控制器 ATmega324P 英文数据手册 DataSheet 下载. PDF（完整版）
3. Atmel 爱特梅尔AVR 微控制器简介.PDF (编号:Tech AVR 000)MLF 32
4. 面向新手的AVR 开发工具,及基本知识.PDF(编号:Tech AVR 001)
5. 使用AVR 定时/计数器的PWM功能设计要点 .PDF (编号:Tech AVR 002)
6. AVR指令集（版本：0856G–AVR–07/08）
7. 相关产品选型（ Excel 文档格式）
8. AVR 微控制器汽车应用解决方案 . pdf
9. AVR 微控制器选型指南. pdf
10. Atmel 爱特梅尔全线产品目录 . pdf