ATMEGA644P-20AU vs ATMEGA644P-20ANR feature comparison

ATMEGA644P-20AU Atmel Corporation

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ATMEGA644P-20ANR Microchip Technology Inc

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Rohs Code Yes Yes
Part Life Cycle Code Transferred Active
Ihs Manufacturer ATMEL CORP MICROCHIP TECHNOLOGY INC
Part Package Code QFP
Package Description 10 X 10 MM, 1 MM HEIGHT, 0.80 MM PITCH, GREEN, PLASTIC, MS-026ACB, TQFP-44
Pin Count 44
Reach Compliance Code compliant compliant
HTS Code 8542.31.00.01 8542.31.00.01
Core Architecture AVR
Device Core AVR
Clock Speed 20
Ram 4
Flash Memory 64
Can 0
Adc Channels 8
Adc Resolution 10
Samacsys Manufacturer Microchip
Has ADC YES YES
Additional Feature IT ALSO OPERATES AT 10 MHZ WITH THE 2.7 V
Address Bus Width
Bit Size 8 8
CPU Family AVR RISC AVR RISC
Clock Frequency-Max 8.1 MHz 20 MHz
DAC Channels NO
DMA Channels NO NO
External Data Bus Width
JESD-30 Code S-PQFP-G44 S-PQFP-G44
Length 10 mm 10 mm
Moisture Sensitivity Level 3
Number of I/O Lines 32 32
Number of Terminals 44 44
On Chip Program ROM Width 8 8
Operating Temperature-Max 85 °C 105 °C
Operating Temperature-Min -40 °C -40 °C
PWM Channels YES YES
Package Body Material PLASTIC/EPOXY PLASTIC/EPOXY
Package Code TQFP QFP
Package Equivalence Code TQFP44,.47SQ,32 TQFP44,.47SQ,32
Package Shape SQUARE SQUARE
Package Style FLATPACK, THIN PROFILE FLATPACK
Peak Reflow Temperature (Cel) 260
Qualification Status Not Qualified Not Qualified
RAM (bytes) 4096 4096
ROM (words) 65536 65536
ROM Programmability FLASH FLASH
Seated Height-Max 1.2 mm
Speed 20 MHz 20 MHz
Supply Current-Max 9 mA 11 mA
Supply Voltage-Max 5.5 V 5.5 V
Supply Voltage-Min 4.5 V 4.5 V
Supply Voltage-Nom 5 V 5 V
Surface Mount YES YES
Technology CMOS CMOS
Temperature Grade INDUSTRIAL INDUSTRIAL
Terminal Form GULL WING GULL WING
Terminal Pitch 0.8 mm 0.8 mm
Terminal Position QUAD QUAD
Width 10 mm 10 mm
uPs/uCs/Peripheral ICs Type MICROCONTROLLER, RISC MICROCONTROLLER, RISC
Base Number Matches 3 1
JESD-609 Code e3
Terminal Finish MATTE TIN

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