8-bit Microcontrollers - MCU AVR 64 KB FL 2 KB EE 4KB RAM 16 MHZ GRN
ATMEGA644PA-MN
Microchip Technology
1:
$7.698
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
1
$7.698
100
$7.130
250
$6.657
360
$6.647
Buy
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 20 MHz Ind Temp
ATMEGA644A-MU
Microchip Technology
1:
$5.816
431 In Stock
Mouser Part #
556-ATMEGA644A-MU
Microchip Technology
8-bit Microcontrollers - MCU 20 MHz Ind Temp
431 In Stock
Alternative Packaging
1
$5.816
25
$5.322
100
$4.817
5.040
Quote
5.040
Quote
Buy
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:
$7.520
3.776 In Stock
Mouser Part #
556-ATMEGA1284P-MUR
Microchip Technology
8-bit Microcontrollers - MCU AVR,128KB FLASH,1.8V 4KB EE 16KB SRAM
3.776 In Stock
Alternative Packaging
1
$7.520
25
$7.330
250
$7.320
500
$7.309
1.000
View
4.000
$6.226
1.000
$6.605
4.000
$6.226
8.000
Quote
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:
$7.520
3.528 In Stock
Mouser Part #
556-ATMEGA1284P-AUR
Microchip Technology
8-bit Microcontrollers - MCU AVR,128KB FLASH,1.8V 4KB EE 16KB SRAM
3.528 In Stock
Alternative Packaging
1
$7.520
25
$7.330
1.000
$6.226
2.000
$6.226
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:
$4.848
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 64KB FLSH 2KB EE 4KB RAM-20MHz IND
ATMEGA644PA-AUR
Microchip Technology
1:
$6.941
2.495 In Stock
Mouser Part #
556-ATMEGA644PA-AUR
Microchip Technology
8-bit Microcontrollers - MCU AVR 64KB FLSH 2KB EE 4KB RAM-20MHz IND
2.495 In Stock
Alternative Packaging
1
$6.941
25
$6.426
100
$6.363
250
$6.331
500
View
2.000
$5.763
500
$6.310
1.000
$5.763
2.000
$5.763
4.000
Quote
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 AVR 128KB FLSH 4KB EE16KB SRAM-20 MHz
ATMEGA1284-AU
Microchip Technology
1:
$6.720
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
1
$6.720
25
$6.215
100
$6.068
250
$6.047
1.120
View
1.120
$6.037
5.120
Quote
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:
$7.351
10.988 In Stock
Mouser Part #
556-ATMEGA1284P-AU
Microchip Technology
8-bit Microcontrollers - MCU 128KB Flash 20MHz 1.8V-5.5V
10.988 In Stock
Alternative Packaging
1
$7.351
25
$6.752
100
$6.100
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:
$7.288
898 In Stock
Mouser Part #
556-ATMEGA1284-PU
Microchip Technology
8-bit Microcontrollers - MCU AVR 128KB FLSH 4KB EE16KB SRAM-20 MHz
898 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 20 MHz Ind Temp
ATMEGA644A-AU
Microchip Technology
1:
$5.816
953 In Stock
2.080 Expected 9/28/2026
Mouser Part #
556-ATMEGA644A-AU
Microchip Technology
8-bit Microcontrollers - MCU 20 MHz Ind Temp
953 In Stock
2.080 Expected 9/28/2026
Alternative Packaging
1
$5.816
25
$5.322
100
$4.817
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:
$5.963
558 In Stock
Mouser Part #
556-ATMEGA644A-AUR
Microchip Technology
8-bit Microcontrollers - MCU 20 MHz Ind Temp
558 In Stock
Alternative Packaging
1
$5.963
25
$5.826
1.000
$4.953
2.000
$4.953
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:
$6.773
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:
$7.215
660 In Stock
Mouser Part #
556-ATMEGA644PA-PU
Microchip Technology
8-bit Microcontrollers - MCU 64K Flash 2K EEPROM 4K SRAM 32 IO Pins
660 In Stock
1
$7.215
30
$6.594
100
$5.984
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:
$6.815
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
1
$6.815
25
$6.520
100
$6.489
250
$6.478
500
View
2.000
$5.658
500
$6.457
1.000
$5.658
2.000
$5.658
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 128KB FLSH 4KB EE16KB SRAM-20 MHz
ATMEGA1284-MU
Microchip Technology
1:
$6.626
101 In Stock
Mouser Part #
556-ATMEGA1284-MU
Microchip Technology
8-bit Microcontrollers - MCU AVR 128KB FLSH 4KB EE16KB SRAM-20 MHz
101 In Stock
Alternative Packaging
1
$6.626
25
$6.079
100
$5.490
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 16 MHz, 105C, Green, TQFP
ATMEGA644PA-AN
Microchip Technology
1:
$7.067
255 In Stock
480 Expected 10/9/2026
Mouser Part #
556-ATMEGA644PA-AN
Microchip Technology
8-bit Microcontrollers - MCU 16 MHz, 105C, Green, TQFP
255 In Stock
480 Expected 10/9/2026
1
$7.067
25
$6.468
480
$5.858
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-MU
Microchip Technology
1:
$7.351
100 In Stock
360 Expected 10/1/2026
Mouser Part #
556-ATMEGA1284P-MU
Microchip Technology
8-bit Microcontrollers - MCU 128KB Flash 20MHz 1.8V-5.5V
100 In Stock
360 Expected 10/1/2026
Alternative Packaging
1
$7.351
25
$6.752
100
$6.100
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 128KB Flash 20MHz 1.8V-5.5V
ATMEGA1284P-PU
Microchip Technology
1:
$7.814
25 In Stock
2.000 On Order
Mouser Part #
556-ATMEGA1284P-PU
Microchip Technology
8-bit Microcontrollers - MCU 128KB Flash 20MHz 1.8V-5.5V
25 In Stock
2.000 On Order
View Dates
On Order:
800 Expected 1/4/2027
1.200 Expected 2/18/2027
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:
$6.205
42 In Stock
390 On Order
Mouser Part #
556-ATMEGA644A-PU
Microchip Technology
8-bit Microcontrollers - MCU 20 MHz Ind Temp
42 In Stock
390 On Order
1
$6.205
30
$5.679
100
$5.143
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 64K Flash 2K EEPROM 4K SRAM 32 IO Pins
ATMEGA644PA-MU
Microchip Technology
1:
$6.773
71 In Stock
720 Expected 9/29/2026
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 9/29/2026
Alternative Packaging
1
$6.773
25
$6.215
100
$5.637
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 20 MHz Ind Temp
ATMEGA644A-MUR
Microchip Technology
4.000:
$4.953
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:
$6.762
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:
$6.889
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:
$5.637
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:
$6.005
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