ATMEGA644P-A15MZ Atmel, ATMEGA644P-A15MZ Datasheet - Page 19

• 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

7. Errata
7.1
7.2
7.3
8. Datasheet Revision History
8.1
8.2
8.3
7674DS–AVR–08/08
ATmega164P Rev. A
ATmega324P Rev. A
ATmega644P Rev. A
Rev. 7674C -05/08
Rev. 7674B -01/08
Rev. 7674A - 04/07
No known Errata.
No known Errata.
No known Errata.
Please note that the referring page numbers in this section are referred to this document. The
referring revision in this section are referring to the document revision.
1. VIL reset pin update.
2. Updated EEPROM endurance. See
1. Update to electrical characteristics after product characterization.
1. Initial Automotive revision
2. Insertion of specific § for automative quality references
3. DC and Frequency adapted to Automotive temperature range
4. Part numbering and package selection according to Automotive rules
5. Current Consumption adapted based on Industrial electrical characterization.
Section 26.1 on page
”Features” on page
325.
ATmega164P/324P/644P
1.
19