ATMEGA644P-15MZ Atmel, ATMEGA644P-15MZ Datasheet - Page 5

• Manufacturer Part Number: ATMEGA644P-15MZ
• Description: MCU AVR 64K FLASH 15MHZ 44-QFN
• Manufacturer: Atmel
• Series: AVR® ATmegar

Specifications of ATMEGA644P-15MZ

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

7674DS–AVR–08/08
As indicated in the ordering information paragraph, the products are available in three different
temperature grades, but with equivalent quality and reliability objectives. Different temperature
identifiers have been defined as listed in
Table 1. Temperature Grade Identification for Automotive Products
Temperature
-40 ; +85
-40 ; +105
-40 ; +125
Temperature
Identifier
T1
T
Z
Similar to Industrial Temperature Grade but with
Automotive Quality
Reduced Automotive Temperature Range
Full AutomotiveTemperature Range
Table
1.
ATmega164P/324P/644P
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