8-bit Atmel Microcontroller with 16K/32K/64K Bytes
In-System Programmable Flash
ATmega164P/V-ATmega324P/V-ATmega644P/V
DATASHEET
Features
High-performance, Low-power Atmel AVR 8-bit Microcontroller
Advanced RISC Architecture
131 Powerful Instructions Most Single-clock Cycle Execution
32 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
16K/32K/64K Bytes of In-System Self-programmable Flash program memory
512B/1K/2K Bytes EEPROM
1K/2K/4K Bytes Internal SRAM
Write/Erase Cycles: 10,000 Flash/ 100,000 EEPROM
(1)
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 1, 10 or 200
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
Atmel-8011R-AVR-ATmega164P/V-324P/V-644P/V-Datasheet_09/2015 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 VQFN/QFN/MLF (ATmega164P/324P/644P)
44-pad DRQFN (ATmega164P)Operating Voltages
1.8V - 5.5V for ATmega164P/324P/644PV
2.7V - 5.5V for ATmega164P/324P/644P
Speed Grades
ATmega164P/324P/644PV: 0 - 4 MHz @ 1.8V - 5.5V, 0 - 10 MHz @ 2.7V - 5.5V
ATmega164P/324P/644P: 0 - 10 MHz @ 2.7V - 5.5V, 0 - 20 MHz @ 4.5V - 5.5V
Power Consumption at 1 MHz, 1.8V, 25C for ATmega164P/324P/644PV
Active: 0.4 mA
Power-down Mode: 0.1 A
Power-save Mode: 0.6 A (Including 32 kHz RTC)
Note: 1. See Data Retention on page 8.
ATmega164P/V-324P/V-644P/V [DATASHEET] 2
Atmel-8011R-AVR--09/2015