ATMEGA644PA-PU
ActiveDIP40Microchip Technology · Microcontrollers & Processors
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Technical Specifications
ManufacturerMICROCHIP TECHNOLOGY
Type of integrated circuitAVR microcontroller
Clock frequency20MHz
CaseDIP40
Number of 16bit timers1
MountingTHT
Operating temperature-40...85°C
InterfaceI2C, JTAG, SPI x3, UART x2
Memory2kB EEPROM, 4kB SRAM, 64kB FLASH
Integrated circuit features32kHz resonator for RTC, picoPower mode, watchdog
Number of inputs/outputs32
Supply voltage1.8...5.5V DC
Kind of core8-bit
Number of 8bit timers2
Operating frequency20MHz
Number of input capture channels1
Number of PWM channels6
Kind of packagetube
Number of capacitive channels16
Number of 10bit A/D converters8
FamilyATMEGA
Number of output compare channels6
Terminal pitch2.54mm
Manufacturer seriesmegaAVR
Number of external interrupts32
Manufacturer standard package10pcs.
Number of comparators1
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