ATMEGA644P-20ANR
vs
ATMEGA644P-20AQR
feature comparison
All Stats
Differences Only
Rohs Code
Part Life Cycle Code
Active
Not Recommended
Ihs Manufacturer
MICROCHIP TECHNOLOGY INC
MICROCHIP TECHNOLOGY INC
Reach Compliance Code
compliant
compliant
HTS Code
8542.31.00.01
8542.31.00.01
Has ADC
YES
YES
Address Bus Width
Bit Size
8
8
CPU Family
AVR RISC
AVR RISC
Clock Frequency-Max
20 MHz
20 MHz
DMA Channels
NO
NO
External Data Bus Width
JESD-30 Code
S-PQFP-G44
S-PQFP-G44
JESD-609 Code
e3
Length
10 mm
10 mm
Number of I/O Lines
32
32
Number of Terminals
44
44
On Chip Program ROM Width
8
8
Operating Temperature-Max
105 °C
105 °C
Operating Temperature-Min
-40 °C
-40 °C
PWM Channels
YES
YES
Package Body Material
PLASTIC/EPOXY
PLASTIC/EPOXY
Package Code
QFP
TQFP
Package Equivalence Code
TQFP44,.47SQ,32
TQFP44,.39SQ,31
Package Shape
SQUARE
SQUARE
Package Style
FLATPACK
FLATPACK, THIN PROFILE
Qualification Status
Not Qualified
RAM (bytes)
4096
4096
ROM (words)
65536
65536
ROM Programmability
FLASH
FLASH
Speed
20 MHz
20 MHz
Supply Current-Max
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 Finish
MATTE TIN
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
1
1
Pbfree Code
Package Description
TQFP-44
ECCN Code
EAR99
Factory Lead Time
4 Weeks
Samacsys Manufacturer
Microchip
Additional Feature
OPERATES AT 2.7V MINIMUM SUPPLY AT 10 MHz
Boundary Scan
YES
DAC Channels
YES
Format
FIXED POINT
Integrated Cache
NO
Low Power Mode
YES
Number of External Interrupts
3
Number of Serial I/Os
2
Number of Timers
3
On Chip Data RAM Width
8
Screening Level
TS 16949
Seated Height-Max
1.2 mm
Compare ATMEGA644P-20ANR with alternatives
Compare ATMEGA644P-20AQR with alternatives