ATMEGA644PV-10MQ vs ATMEGA644P-20MQ Comparison

Detailed side-by-side comparison of ATMEGA644PV-10MQ by Microchip Technology and ATMEGA644P-20MQ by Microchip Technology. Compare key specifications, electrical parameters, packaging, lifecycle status, pricing, and availability to determine the best component for your design requirements.

Microchip Technology
ATMEGA644PV-10MQ ATMEGA644PV-10MQ - 8-Bit AVR MCU 64KB Flash 10MHz | Microchip

ATMEGA644PV-10MQ - 8-Bit AVR MCU 64KB Flash 10MHz | Microchip

ATMEGA644PV-10MQ βœ“ Active
Microchip Technology
ATMEGA644P-20MQ ATMEGA644P-20MQ - 8-bit AVR MCU 64KB 20MHz VQFN-44 | Microchip

ATMEGA644P-20MQ - 8-bit AVR MCU 64KB 20MHz VQFN-44 | Microchip

ATMEGA644P-20MQ Nrnd

Specification Comparison

Parameter ATMEGA644PV-10MQ ATMEGA644P-20MQ
Brand Microchip Technology Microchip Technology
Category Microcontrollers Microcontrollers
Lifecycle Status Active Nrnd
Stock Status In Stock In Stock
Unit Price (USD) $0.00 $2.48
Core Architecture AVR 8-bit enhanced RISC AVR 8-bit RISC
Flash Memory 64KB (32K x 16) β€”
SRAM 4KB (4K x 8) 4 KB (4,096 bytes)
EEPROM 2KB 2 KB (2,048 bytes)
Maximum CPU Speed 10 MHz β€”
Supply Voltage Range 1.8 V to 5.5 V β€”
Package 44-VQFN (7x7 mm) exposed pad 44-VQFN (7x7 mm) with exposed pad
Mounting Type Surface Mount Surface Mount
Series AVR ATmega (ATmega644P, picoPower) β€”
USART Count 2 β€”
Temperature Grade Extended temperature Industrial, extended temperature
Green / RoHS Status Green (RoHS compliant) β€”
Number of I/O Pins [DATA_NEEDED: Number of I/O Pins] β€”
ADC Resolution / Channels [DATA_NEEDED: ADC Resolution / Channels] β€”
Timers Count [DATA_NEEDED: Timers Count] β€”
Operating Temperature Range [DATA_NEEDED: Operating Temperature Range numeric values] β€”
MSL Level [DATA_NEEDED: MSL Level] β€”
CPU Speed β€” 20 MHz
Throughput β€” Up to 20 MIPS (1 MIPS per MHz)
Flash Program Memory β€” 64 KB (32K x 16)
Operating Voltage β€” 5 V
Number of I/O β€” 32
Digital Communication Peripherals β€” 2 UART
Oscillator Type β€” Internal
Instructions β€” 131 powerful instructions, most single-cycle
Packaging β€” Tape & Reel (TR)
Technology Feature β€” picoPower low-power, green/RoHS
Programming β€” ICSP via 2 I/O pins + reset, MPLAB SNAP compatible
Lifecycle β€” Mature; NRND - replaced by ATmega644PA

Datasheets & Resources

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