ATMEGA644P-A15MZ Atmel, ATMEGA644P-A15MZ Datasheet - Page 375

• Manufacturer Part Number: ATMEGA644P-A15MZ
• Description: MCU AVR 64KB FLASH 16MHZ 44QFN
• Manufacturer: Atmel
• Series: AVR® ATmegar

Specifications of ATMEGA644P-A15MZ

• Package / Case: 44-VQFN Exposed Pad
• Voltage - Supply (vcc/vdd): 2.7 V ~ 5.5 V
• Operating Temperature: -40°C ~ 125°C
• Speed: 16MHz
• Number Of I /o: 32
• Eeprom Size: 2K x 8
• Core Processor: AVR
• Program Memory Type: FLASH
• Ram Size: 4K x 8
• Program Memory Size: 64KB (64K x 8)
• Data Converters: A/D 8x10b
• Oscillator Type: Internal
• Peripherals: Brown-out Detect/Reset, POR, PWM, WDT
• Connectivity: I²C, SPI, UART/USART
• Core Size: 8-Bit
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

7674F–AVR–09/09
28 Register Summary ............................................................................... 356
29 Instruction Set Summary .................................................................... 360
30 Ordering Information ........................................................................... 363
31 Packaging Information ........................................................................ 364
32 Errata ATmega164P ............................................................................. 367
33 Errata ATmega324P ............................................................................. 367
34 Errata ATmega644P ............................................................................. 367
35 Datasheet Revision History ................................................................ 368
36 Table of Contents ................................................................................. 369
27.4
27.5
27.6
27.7
27.8
27.9
30.1
30.2
30.3
31.1
31.2
32.1
32.2
33.1
33.2
34.1
34.2
35.1
35.2
35.3
35.4
35.5
Pin Driver Strength ........................................................................................346
Threshold and Hysteresis ..............................................................................348
BOD Thresholds and Analog Comparator Offset ..........................................349
Internal Oscillator Speed ...............................................................................350
Current Consumption of Peripheral Units ......................................................352
Current Consumption in Reset and Reset Pulse Width .................................354
ATmega164P .................................................................................................363
ATmega324P .................................................................................................363
ATmega644P .................................................................................................363
ML ..................................................................................................................364
PW .................................................................................................................365
ATmega164P Rev. B .....................................................................................367
ATmega164P Rev. A .....................................................................................367
ATmega324P Rev. B .....................................................................................367
ATmega324P Rev. A .....................................................................................367
ATmega644P Rev. B .....................................................................................367
ATmega644P Rev. A .....................................................................................367
Rev. 7674E-AVR-02/09 .................................................................................368
Rev. 7674D-AVR-07/08 .................................................................................368
Rev. 7674C-AVR-05/08 .................................................................................368
Rev. 7674B-AVR-01/08 .................................................................................368
Rev. 7674A-AVR-04/07 .................................................................................368
ATmega164P/324P/644P
375