ATMEGA644-20AUR vs ATMEGA644-20AU feature comparison

ATMEGA644-20AUR Atmel Corporation

Buy Now Datasheet

ATMEGA644-20AU Atmel Corporation

Buy Now Datasheet
Pbfree Code Yes Yes
Rohs Code Yes Yes
Part Life Cycle Code Transferred Transferred
Ihs Manufacturer ATMEL CORP ATMEL CORP
Part Package Code QFP QFP
Package Description TQFP, TQFP44,.47SQ,32 10 X 10 MM, 1 MM THICKNESS, 0.80 MM PITCH, GREEN, PLASTIC, MS-026ACB, TQFP-44
Pin Count 44 44
Reach Compliance Code compliant unknown
HTS Code 8542.31.00.01 8542.31.00.01
Core Architecture AVR AVR
Device Core AVR AVR
Clock Speed 20 20
Ram 4 4
Flash Memory 64 64
Can 0 0
Adc Channels 8 8
Adc Resolution 10 10
Samacsys Manufacturer Microchip Microchip
Has ADC YES YES
Additional Feature ALSO OPERATES AT 2.7V SUPPLY AT 10 MHZ ALSO OPERATES AT 2.7V SUPPLY AT 10 MHZ
Address Bus Width
Bit Size 8 8
CPU Family AVR RISC AVR RISC
Clock Frequency-Max 16 MHz 16 MHz
DAC Channels NO NO
DMA Channels NO NO
External Data Bus Width
JESD-30 Code S-PQFP-G44 S-PQFP-G44
JESD-609 Code e3 e3
Length 10 mm 10 mm
Moisture Sensitivity Level 3 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 85 °C
Operating Temperature-Min -40 °C -40 °C
PWM Channels YES YES
Package Body Material PLASTIC/EPOXY PLASTIC/EPOXY
Package Code TQFP TQFP
Package Equivalence Code TQFP44,.47SQ,32 TQFP44,.47SQ,32
Package Shape SQUARE SQUARE
Package Style FLATPACK, THIN PROFILE FLATPACK, THIN PROFILE
Peak Reflow Temperature (Cel) 260 260
Qualification Status Not Qualified Not Qualified
RAM (bytes) 4096 4096
ROM (words) 65536 65536
ROM Programmability FLASH FLASH
Seated Height-Max 1.2 mm 1.2 mm
Speed 20 MHz 20 MHz
Supply Current-Max 9 mA 9 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 Finish Matte Tin (Sn) Matte Tin (Sn)
Terminal Form GULL WING GULL WING
Terminal Pitch 0.8 mm 0.8 mm
Terminal Position QUAD QUAD
Time@Peak Reflow Temperature-Max (s) 40 40
Width 10 mm 10 mm
uPs/uCs/Peripheral ICs Type MICROCONTROLLER, RISC MICROCONTROLLER, RISC
Base Number Matches 2 2

Compare ATMEGA644-20AUR with alternatives

Compare ATMEGA644-20AU with alternatives