8-bit Microcontrollers - MCU 20 MHz Ind Temp
ATMEGA644A-MU
Microchip Technology
1:
$7.96
419 In Stock
Mouser Part #
556-ATMEGA644A-MU
Microchip Technology
8-bit Microcontrollers - MCU 20 MHz Ind Temp
419 In Stock
Alternative Packaging
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Min.: 1
Mult.: 1
Details
AVR
64 kB
4 kB
VQFN-44
20 MHz
10 bit
32 I/O
1.8 V
5.5 V
SMD/SMT
8 bit
- 40 C
+ 85 C
ATmega644
Tray
8-bit Microcontrollers - MCU AVR 64 KB FL 2 KB EE 4KB RAM 16 MHZ GRN
ATMEGA644PA-MN
Microchip Technology
1:
$9.76
366 In Stock
Mouser Part #
556-ATMEGA644PA-MN
Microchip Technology
8-bit Microcontrollers - MCU AVR 64 KB FL 2 KB EE 4KB RAM 16 MHZ GRN
366 In Stock
Alternative Packaging
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Min.: 1
Mult.: 1
Details
AVR
64 kB
4 kB
VQFN-44
20 MHz
10 bit
32 I/O
1.8 V
5.5 V
SMD/SMT
8 bit
- 40 C
+ 85 C
ATmega644
Tray
8-bit Microcontrollers - MCU AVR,128KB FLASH,1.8V 4KB EE 16KB SRAM
ATMEGA1284P-MUR
Microchip Technology
1:
$10.30
3,576 In Stock
Mouser Part #
556-ATMEGA1284P-MUR
Microchip Technology
8-bit Microcontrollers - MCU AVR,128KB FLASH,1.8V 4KB EE 16KB SRAM
3,576 In Stock
Alternative Packaging
Buy
Min.: 1
Mult.: 1
Reel :
4,000
Details
AVR
128 kB
16 kB
VQFN-44
20 MHz
10 bit
32 I/O
1.8 V
5.5 V
SMD/SMT
8 bit
- 40 C
+ 85 C
ATmega1284
Reel, Cut Tape, MouseReel
8-bit Microcontrollers - MCU AVR,128KB FLASH,1.8V 4KB EE 16KB SRAM
ATMEGA1284P-AUR
Microchip Technology
1:
$10.30
3,527 In Stock
Mouser Part #
556-ATMEGA1284P-AUR
Microchip Technology
8-bit Microcontrollers - MCU AVR,128KB FLASH,1.8V 4KB EE 16KB SRAM
3,527 In Stock
Alternative Packaging
Buy
Min.: 1
Mult.: 1
Reel :
2,000
Details
AVR
128 kB
16 kB
TQFP-44
20 MHz
10 bit
32 I/O
1.8 V
5.5 V
SMD/SMT
8 bit
- 40 C
+ 85 C
ATmega1284
Reel, Cut Tape, MouseReel
8-bit Microcontrollers - MCU AVR,16KB FLASH,20MHZ IND TEMP,8V
ATMEGA164PA-AUR
Microchip Technology
1:
$6.64
4,943 In Stock
Mouser Part #
556-ATMEGA164PA-AUR
Microchip Technology
8-bit Microcontrollers - MCU AVR,16KB FLASH,20MHZ IND TEMP,8V
4,943 In Stock
Alternative Packaging
Buy
Min.: 1
Mult.: 1
Reel :
2,000
Details
AVR
16 kB
1 kB
TQFP-44
20 MHz
10 bit
32 I/O
1.8 V
5.5 V
SMD/SMT
8 bit
- 40 C
+ 85 C
ATmega164
Reel, Cut Tape, MouseReel
8-bit Microcontrollers - MCU AVR 128KB FLSH 4KB EE16KB SRAM-20 MHz
ATMEGA1284-AU
Microchip Technology
1:
$9.07
4,236 In Stock
Mouser Part #
556-ATMEGA1284-AU
Microchip Technology
8-bit Microcontrollers - MCU AVR 128KB FLSH 4KB EE16KB SRAM-20 MHz
4,236 In Stock
Alternative Packaging
Buy
Min.: 1
Mult.: 1
Details
AVR
128 kB
16 kB
TQFP-44
20 MHz
10 bit
32 I/O
1.8 V
5.5 V
SMD/SMT
8 bit
- 40 C
+ 85 C
ATmega1284
Tray
8-bit Microcontrollers - MCU 128KB Flash 20MHz 1.8V-5.5V
ATMEGA1284P-AU
Microchip Technology
1:
$10.07
10,973 In Stock
Mouser Part #
556-ATMEGA1284P-AU
Microchip Technology
8-bit Microcontrollers - MCU 128KB Flash 20MHz 1.8V-5.5V
10,973 In Stock
Alternative Packaging
Buy
Min.: 1
Mult.: 1
Details
AVR
128 kB
16 kB
TQFP-44
20 MHz
10 bit
32 I/O
1.8 V
5.5 V
SMD/SMT
8 bit
- 40 C
+ 85 C
ATmega1284
Tray
8-bit Microcontrollers - MCU AVR 128KB FLSH 4KB EE16KB SRAM-20 MHz
ATMEGA1284-PU
Microchip Technology
1:
$9.98
848 In Stock
Mouser Part #
556-ATMEGA1284-PU
Microchip Technology
8-bit Microcontrollers - MCU AVR 128KB FLSH 4KB EE16KB SRAM-20 MHz
848 In Stock
Buy
Min.: 1
Mult.: 1
Details
AVR
128 kB
16 kB
PDIP-40
20 MHz
10 bit
32 I/O
1.8 V
5.5 V
Through Hole
8 bit
- 40 C
+ 85 C
ATmega1284
Tube
8-bit Microcontrollers - MCU 128KB Flash 20MHz 1.8V-5.5V
ATMEGA1284P-MU
Microchip Technology
1:
$10.07
460 In Stock
Mouser Part #
556-ATMEGA1284P-MU
Microchip Technology
8-bit Microcontrollers - MCU 128KB Flash 20MHz 1.8V-5.5V
460 In Stock
Alternative Packaging
Buy
Min.: 1
Mult.: 1
Details
AVR
128 kB
16 kB
VQFN-44
20 MHz
10 bit
32 I/O
1.8 V
5.5 V
SMD/SMT
8 bit
- 40 C
+ 85 C
ATmega1284
Tray
8-bit Microcontrollers - MCU 20 MHz Ind Temp
ATMEGA644A-AU
Microchip Technology
1:
$7.96
932 In Stock
2,080 Expected 2026-09-28
Mouser Part #
556-ATMEGA644A-AU
Microchip Technology
8-bit Microcontrollers - MCU 20 MHz Ind Temp
932 In Stock
2,080 Expected 2026-09-28
Alternative Packaging
Buy
Min.: 1
Mult.: 1
Details
AVR
64 kB
4 kB
TQFP-44
20 MHz
10 bit
32 I/O
1.8 V
5.5 V
SMD/SMT
8 bit
- 40 C
+ 85 C
ATmega644
Tray
8-bit Microcontrollers - MCU 20 MHz Ind Temp
ATMEGA644A-AUR
Microchip Technology
1:
$8.16
558 In Stock
Mouser Part #
556-ATMEGA644A-AUR
Microchip Technology
8-bit Microcontrollers - MCU 20 MHz Ind Temp
558 In Stock
Alternative Packaging
Buy
Min.: 1
Mult.: 1
Reel :
2,000
Details
AVR
64 kB
4 kB
TQFP-44
20 MHz
10 bit
32 I/O
1.8 V
5.5 V
SMD/SMT
8 bit
- 40 C
+ 85 C
ATmega644
Reel, Cut Tape, MouseReel
8-bit Microcontrollers - MCU 64K Flash 2K EEPROM 4K SRAM 32 IO Pins
ATMEGA644PA-AU
Microchip Technology
1:
$9.27
686 In Stock
Mouser Part #
556-ATMEGA644PA-AU
Microchip Technology
8-bit Microcontrollers - MCU 64K Flash 2K EEPROM 4K SRAM 32 IO Pins
686 In Stock
Alternative Packaging
Buy
Min.: 1
Mult.: 1
Details
AVR
64 kB
4 kB
TQFP-44
20 MHz
10 bit
32 I/O
1.8 V
5.5 V
SMD/SMT
8 bit
- 40 C
+ 85 C
ATmega644
Tray
8-bit Microcontrollers - MCU 64K Flash 2K EEPROM 4K SRAM 32 IO Pins
ATMEGA644PA-PU
Microchip Technology
1:
$9.88
650 In Stock
Mouser Part #
556-ATMEGA644PA-PU
Microchip Technology
8-bit Microcontrollers - MCU 64K Flash 2K EEPROM 4K SRAM 32 IO Pins
650 In Stock
Buy
Min.: 1
Mult.: 1
Details
AVR
64 kB
4 kB
PDIP-40
20 MHz
10 bit
32 I/O
1.8 V
5.5 V
Through Hole
8 bit
- 40 C
+ 85 C
ATmega644
Tube
8-bit Microcontrollers - MCU AVR 128KB FLSH 4KB EE16KB SRAM-20 MHz
ATMEGA1284-AUR
Microchip Technology
1:
$9.33
812 In Stock
Mouser Part #
556-ATMEGA1284-AUR
Microchip Technology
8-bit Microcontrollers - MCU AVR 128KB FLSH 4KB EE16KB SRAM-20 MHz
812 In Stock
Alternative Packaging
Buy
Min.: 1
Mult.: 1
Reel :
2,000
Details
AVR
128 kB
16 kB
TQFP-44
20 MHz
10 bit
32 I/O
1.8 V
5.5 V
SMD/SMT
8 bit
- 40 C
+ 85 C
ATmega1284
Reel, Cut Tape, MouseReel
8-bit Microcontrollers - MCU 16 MHz, 105C, Green, TQFP
ATMEGA644PA-AN
Microchip Technology
1:
$9.68
255 In Stock
480 Expected 2026-10-05
Mouser Part #
556-ATMEGA644PA-AN
Microchip Technology
8-bit Microcontrollers - MCU 16 MHz, 105C, Green, TQFP
255 In Stock
480 Expected 2026-10-05
Buy
Min.: 1
Mult.: 1
Details
AVR
64 kB
4 kB
TQFP-44
20 MHz
10 bit
32 I/O
1.8 V
5.5 V
SMD/SMT
8 bit
- 40 C
+ 85 C
ATmega644
Tray
8-bit Microcontrollers - MCU 128KB Flash 20MHz 1.8V-5.5V
ATMEGA1284P-PU
Microchip Technology
1:
$10.70
10 In Stock
2,000 On Order
Mouser Part #
556-ATMEGA1284P-PU
Microchip Technology
8-bit Microcontrollers - MCU 128KB Flash 20MHz 1.8V-5.5V
10 In Stock
2,000 On Order
View Dates
On Order:
800 Expected 2027-01-04
1,200 Expected 2027-01-18
Factory Lead-Time:
7 Weeks
Buy
Min.: 1
Mult.: 1
Details
AVR
128 kB
16 kB
PDIP-40
20 MHz
10 bit
32 I/O
1.8 V
5.5 V
Through Hole
8 bit
- 40 C
+ 85 C
ATmega1284
Tube
8-bit Microcontrollers - MCU 20 MHz Ind Temp
ATMEGA644A-PU
Microchip Technology
1:
$8.50
12 In Stock
390 Expected 2026-11-16
Mouser Part #
556-ATMEGA644A-PU
Microchip Technology
8-bit Microcontrollers - MCU 20 MHz Ind Temp
12 In Stock
390 Expected 2026-11-16
Buy
Min.: 1
Mult.: 1
Details
AVR
64 kB
4 kB
PDIP-40
20 MHz
10 bit
32 I/O
1.8 V
5.5 V
Through Hole
8 bit
- 40 C
+ 85 C
ATmega644
Tube
8-bit Microcontrollers - MCU AVR 64KB FLSH 2KB EE 4KB RAM-20MHz IND
ATMEGA644PA-AUR
Microchip Technology
1:
$9.50
95 In Stock
4,000 On Order
Mouser Part #
556-ATMEGA644PA-AUR
Microchip Technology
8-bit Microcontrollers - MCU AVR 64KB FLSH 2KB EE 4KB RAM-20MHz IND
95 In Stock
4,000 On Order
Alternative Packaging
Buy
Min.: 1
Mult.: 1
Reel :
2,000
Details
AVR
64 kB
4 kB
TQFP-44
20 MHz
10 bit
32 I/O
1.8 V
5.5 V
SMD/SMT
8 bit
- 40 C
+ 85 C
ATmega644
Reel, Cut Tape, MouseReel
8-bit Microcontrollers - MCU 64K Flash 2K EEPROM 4K SRAM 32 IO Pins
ATMEGA644PA-MU
Microchip Technology
1:
$9.27
71 In Stock
720 Expected 2026-09-29
Mouser Part #
556-ATMEGA644PA-MU
Microchip Technology
8-bit Microcontrollers - MCU 64K Flash 2K EEPROM 4K SRAM 32 IO Pins
71 In Stock
720 Expected 2026-09-29
Alternative Packaging
Buy
Min.: 1
Mult.: 1
Details
AVR
64 kB
4 kB
QFN-44
20 MHz
10 bit
32 I/O
1.8 V
5.5 V
SMD/SMT
8 bit
- 40 C
+ 85 C
ATmega644
Tray
8-bit Microcontrollers - MCU AVR 128KB FLSH 4KB EE16KB SRAM-20 MHz
ATMEGA1284-MU
Microchip Technology
1:
$9.07
101 In Stock
360 Expected 2027-02-22
Mouser Part #
556-ATMEGA1284-MU
Microchip Technology
8-bit Microcontrollers - MCU AVR 128KB FLSH 4KB EE16KB SRAM-20 MHz
101 In Stock
360 Expected 2027-02-22
Alternative Packaging
Buy
Min.: 1
Mult.: 1
Details
AVR
128 kB
16 kB
MLF-44
20 MHz
10 bit
32 I/O
1.8 V
5.5 V
SMD/SMT
8 bit
- 40 C
+ 85 C
ATmega1284
Tray
8-bit Microcontrollers - MCU 20 MHz Ind Temp
ATMEGA644A-MUR
Microchip Technology
4,000:
$6.78
Non-Stocked Lead-Time 8 Weeks
Mouser Part #
556-ATMEGA644A-MUR
Microchip Technology
8-bit Microcontrollers - MCU 20 MHz Ind Temp
Non-Stocked Lead-Time 8 Weeks
Alternative Packaging
Buy
Min.: 4,000
Mult.: 4,000
Reel :
4,000
Details
AVR
VQFN-44
20 MHz
1.8 V
5.5 V
SMD/SMT
8 bit
ATmega644
Reel
8-bit Microcontrollers - MCU AVR 64KB FLSH 2KB EE 4KB RAM-16MHz 105C
ATMEGA644PA-MNR
Microchip Technology
4,000:
$8.22
Non-Stocked Lead-Time 12 Weeks
Mouser Part #
556-ATMEGA644PA-MNR
Microchip Technology
8-bit Microcontrollers - MCU AVR 64KB FLSH 2KB EE 4KB RAM-16MHz 105C
Non-Stocked Lead-Time 12 Weeks
Alternative Packaging
Buy
Min.: 4,000
Mult.: 4,000
Reel :
4,000
Details
AVR
VQFN-44
20 MHz
1.8 V
5.5 V
SMD/SMT
8 bit
ATmega644
Reel
8-bit Microcontrollers - MCU AVR 64KB FLSH 2KB EE 4KB RAM-20MHz IND
ATMEGA644PA-MUR
Microchip Technology
4,000:
$7.83
Non-Stocked Lead-Time 12 Weeks
Mouser Part #
556-ATMEGA644PA-MUR
Microchip Technology
8-bit Microcontrollers - MCU AVR 64KB FLSH 2KB EE 4KB RAM-20MHz IND
Non-Stocked Lead-Time 12 Weeks
Alternative Packaging
Buy
Min.: 4,000
Mult.: 4,000
Reel :
4,000
Details
AVR
VQFN-44
20 MHz
1.8 V
5.5 V
SMD/SMT
8 bit
ATmega644
Reel
8-bit Microcontrollers - MCU AVR 128KB FLSH 4KB EE16KB SRAM-20 MHz
ATMEGA1284-MUR
Microchip Technology
4,000:
$7.72
Non-Stocked Lead-Time 20 Weeks
Mouser Part #
556-ATMEGA1284-MUR
Microchip Technology
8-bit Microcontrollers - MCU AVR 128KB FLSH 4KB EE16KB SRAM-20 MHz
Non-Stocked Lead-Time 20 Weeks
Alternative Packaging
Buy
Min.: 4,000
Mult.: 4,000
Reel :
4,000
Details
AVR
MLF-44
20 MHz
1.8 V
5.5 V
SMD/SMT
8 bit
ATmega1284
Reel
8-bit Microcontrollers - MCU AVR 64KB FLSH 2KB EE 4KB RAM-16MHz 105C
ATMEGA644PA-ANR
Microchip Technology
2,000:
$8.22
Non-Stocked Lead-Time 19 Weeks
Mouser Part #
556-ATMEGA644PA-ANR
Microchip Technology
8-bit Microcontrollers - MCU AVR 64KB FLSH 2KB EE 4KB RAM-16MHz 105C
Non-Stocked Lead-Time 19 Weeks
Buy
Min.: 2,000
Mult.: 2,000
Reel :
2,000
Details
AVR
TQFP-44
20 MHz
1.8 V
5.5 V
SMD/SMT
8 bit
ATmega644
Reel