8-bit Microcontrollers - MCU 8/16 bit 1.6V-3.6V 256K+8K; Batt Backup
+1 image
ATXMEGA256A3B-MH
Microchip Technology
1:
RM45.64
1,719 In Stock
Mouser Part No
556-ATXMEGA256A3B-MH
Microchip Technology
8-bit Microcontrollers - MCU 8/16 bit 1.6V-3.6V 256K+8K; Batt Backup
1,719 In Stock
Alternative Packaging
1
RM45.64
10
RM45.60
25
RM42.87
100
RM41.51
520
RM41.30
Buy
Min.: 1
Mult.: 1
Details
AVR
256 kB
16 kB
QFN-64
32 MHz
12 bit
49 I/O
1.6 V
3.6 V
SMD/SMT
8 bit/16 bit
- 40 C
+ 85 C
XMEGA A3B
Tray
8-bit Microcontrollers - MCU 8/16 bit 1.6V-3.6V 128KB + 8KB
+1 image
ATXMEGA128A3-MH
Microchip Technology
1:
RM39.69
796 In Stock
Mouser Part No
556-ATXMEGA128A3-MH
Microchip Technology
8-bit Microcontrollers - MCU 8/16 bit 1.6V-3.6V 128KB + 8KB
796 In Stock
Alternative Packaging
1
RM39.69
25
RM36.43
100
RM33.00
260
RM32.96
10,140
Quote
10,140
Quote
Buy
Min.: 1
Mult.: 1
Details
AVR
128 kB
8 kB
QFN-64
32 MHz
12 bit
50 I/O
1.6 V
3.6 V
SMD/SMT
8 bit/16 bit
- 40 C
+ 85 C
XMEGA A3
Tray
8-bit Microcontrollers - MCU 8/16 bit 1.6V-3.6V 128KB + 8KB
ATXMEGA128A3-AU
Microchip Technology
1:
RM39.90
1,141 In Stock
Mouser Part No
556-ATXMEGA128A3-AU
Microchip Technology
8-bit Microcontrollers - MCU 8/16 bit 1.6V-3.6V 128KB + 8KB
1,141 In Stock
Alternative Packaging
Buy
Min.: 1
Mult.: 1
Details
AVR
128 kB
8 kB
TQFP-64
32 MHz
12 bit
50 I/O
1.6 V
3.6 V
SMD/SMT
8 bit/16 bit
- 40 C
+ 85 C
XMEGA A3
Tray
8-bit Microcontrollers - MCU 8/16 bit 1.6V-3.6V 192KB + 8KB
ATXMEGA192A3-AU
Microchip Technology
1:
RM41.47
1,062 In Stock
Mouser Part No
556-ATXMEGA192A3-AU
Microchip Technology
8-bit Microcontrollers - MCU 8/16 bit 1.6V-3.6V 192KB + 8KB
1,062 In Stock
Alternative Packaging
1
RM41.47
25
RM37.54
90
RM34.49
270
RM34.44
Buy
Min.: 1
Mult.: 1
Details
AVR
192 kB
16 kB
TQFP-64
32 MHz
8 bit
50 I/O
1.6 V
3.6 V
SMD/SMT
8 bit/16 bit
- 40 C
+ 85 C
XMEGA A3
Tray
8-bit Microcontrollers - MCU 8/16 bit 1.6V-3.6V 16KB + 4KB
ATXMEGA16A4-MH
Microchip Technology
1:
RM17.80
218 In Stock
Mouser Part No
556-ATXMEGA16A4-MH
Microchip Technology
8-bit Microcontrollers - MCU 8/16 bit 1.6V-3.6V 16KB + 4KB
218 In Stock
Alternative Packaging
1
RM17.80
25
RM16.35
100
RM14.87
360
RM14.83
Buy
Min.: 1
Mult.: 1
Details
AVR
16 kB
2 kB
QFN-44
32 MHz
12 bit
36 I/O
1.6 V
3.6 V
SMD/SMT
8 bit/16 bit
- 40 C
+ 85 C
XMEGA A4
Tray
8-bit Microcontrollers - MCU 8/16 bit 1.6V-3.6V 32KB + 4KB
ATXMEGA32A4-CU
Microchip Technology
1:
RM22.51
440 In Stock
Mouser Part No
556-ATXMEGA32A4-CU
Microchip Technology
8-bit Microcontrollers - MCU 8/16 bit 1.6V-3.6V 32KB + 4KB
440 In Stock
Alternative Packaging
1
RM22.51
250
RM20.32
490
RM20.28
Buy
Min.: 1
Mult.: 1
Details
AVR
32 kB
4 kB
BGA-49
32 MHz
12 bit
36 I/O
1.6 V
3.6 V
SMD/SMT
8 bit/16 bit
- 40 C
+ 85 C
XMEGA A4
Tray
8-bit Microcontrollers - MCU 8/16 bit 1.6V-3.6V 128K + 8K Flash
ATXMEGA128A1-AU
Microchip Technology
1:
RM36.72
2,281 In Stock
Mouser Part No
556-ATXMEGA128A1-AU
Microchip Technology
8-bit Microcontrollers - MCU 8/16 bit 1.6V-3.6V 128K + 8K Flash
2,281 In Stock
Alternative Packaging
1
RM36.72
25
RM33.62
270
RM30.48
Buy
Min.: 1
Mult.: 1
Details
AVR
128 kB
8 kB
TQFP-100
32 MHz
12 bit
78 I/O
1.6 V
3.6 V
SMD/SMT
8 bit/16 bit
- 40 C
+ 85 C
XMEGA A1
Tray
8-bit Microcontrollers - MCU 8/16 bit 1.6V-3.6V 32KB + 4KB
ATXMEGA32A4-MH
Microchip Technology
1:
RM21.06
468 In Stock
Mouser Part No
556-ATXMEGA32A4-MH
Microchip Technology
8-bit Microcontrollers - MCU 8/16 bit 1.6V-3.6V 32KB + 4KB
468 In Stock
Alternative Packaging
1
RM21.06
25
RM19.41
100
RM17.55
Buy
Min.: 1
Mult.: 1
Details
AVR
32 kB
4 kB
QFN-44
32 MHz
12 bit
36 I/O
1.6 V
3.6 V
SMD/SMT
8 bit/16 bit
- 40 C
+ 85 C
XMEGA A4
Tray
8-bit Microcontrollers - MCU 8/16 bit 1.6V-3.6V 16KB + 4KB
ATXMEGA16A4-AU
Microchip Technology
1:
RM18.75
1,852 In Stock
Mouser Part No
556-ATXMEGA16A4-AU
Microchip Technology
8-bit Microcontrollers - MCU 8/16 bit 1.6V-3.6V 16KB + 4KB
1,852 In Stock
Alternative Packaging
1
RM18.75
25
RM17.97
250
RM17.92
5,120
Quote
5,120
Quote
Buy
Min.: 1
Mult.: 1
Details
AVR
16 kB
2 kB
TQFP-44
32 MHz
12 bit
36 I/O
1.6 V
3.6 V
SMD/SMT
8 bit/16 bit
- 40 C
+ 85 C
XMEGA A4
Tray
8-bit Microcontrollers - MCU 8/16 bit 1.6V-3.6V 256KB + 8KB
ATXMEGA256A3-AU
Microchip Technology
1:
RM48.78
489 In Stock
Mouser Part No
556-ATXMEGA256A3-AU
Microchip Technology
8-bit Microcontrollers - MCU 8/16 bit 1.6V-3.6V 256KB + 8KB
489 In Stock
Alternative Packaging
1
RM48.78
25
RM44.73
270
RM40.43
Buy
Min.: 1
Mult.: 1
Details
AVR
256 kB
16 kB
TQFP-64
32 MHz
12 bit
50 I/O
1.6 V
3.6 V
SMD/SMT
8 bit/16 bit
- 40 C
+ 85 C
XMEGA A3
Tray
8-bit Microcontrollers - MCU 8/16 bit 1.6V-3.6V 256KB + 8KB
+1 image
ATXMEGA256A3-MH
Microchip Technology
1:
RM48.78
42 In Stock
Mouser Part No
556-ATXMEGA256A3-MH
Microchip Technology
8-bit Microcontrollers - MCU 8/16 bit 1.6V-3.6V 256KB + 8KB
42 In Stock
Alternative Packaging
1
RM48.78
25
RM44.73
100
RM40.43
Buy
Min.: 1
Mult.: 1
Details
AVR
256 kB
16 kB
QFN-64
32 MHz
12 bit
50 I/O
1.6 V
3.6 V
SMD/SMT
8 bit/16 bit
- 40 C
+ 85 C
XMEGA A3
Tray
8-bit Microcontrollers - MCU 8/16 bit 1.6V-3.6V 64KB + 4KB
+1 image
ATXMEGA64A3-MH
Microchip Technology
1:
RM40.02
2 In Stock
Mouser Part No
556-ATXMEGA64A3-MH
Microchip Technology
8-bit Microcontrollers - MCU 8/16 bit 1.6V-3.6V 64KB + 4KB
2 In Stock
Alternative Packaging
1
RM40.02
25
RM36.72
100
RM33.21
Buy
Min.: 1
Mult.: 1
Details
AVR
64 kB
4 kB
QFN-64
32 MHz
12 bit
50 I/O
1.6 V
3.6 V
SMD/SMT
8 bit/16 bit
- 40 C
+ 85 C
XMEGA A3
Tray
8-bit Microcontrollers - MCU 8/16 bit 1.6V-3.6V 32KB + 4KB
ATXMEGA32A4-AU
Microchip Technology
1:
RM21.06
197 In Stock
480 Expected 10/9/2026
Mouser Part No
556-ATXMEGA32A4-AU
Microchip Technology
8-bit Microcontrollers - MCU 8/16 bit 1.6V-3.6V 32KB + 4KB
197 In Stock
480 Expected 10/9/2026
Alternative Packaging
Buy
Min.: 1
Mult.: 1
Details
AVR
32 kB
4 kB
TQFP-44
32 MHz
12 bit
36 I/O
1.6 V
3.6 V
SMD/SMT
8 bit/16 bit
- 40 C
+ 85 C
XMEGA A4
Tray
8-bit Microcontrollers - MCU 8/16 bit 1.6V-3.6V 64KB + 4KB
ATXMEGA64A1-AU
Microchip Technology
1:
RM34.28
94 In Stock
Mouser Part No
556-ATXMEGA64A1-AU
Microchip Technology
8-bit Microcontrollers - MCU 8/16 bit 1.6V-3.6V 64KB + 4KB
94 In Stock
Alternative Packaging
Buy
Min.: 1
Mult.: 1
Details
AVR
64 kB
4 kB
TQFP-100
32 MHz
12 bit
78 I/O
1.6 V
3.6 V
SMD/SMT
8 bit/16 bit
- 40 C
+ 85 C
XMEGA A1
Tray
8-bit Microcontrollers - MCU 8/16 bit 1.6V-3.6V 64KB + 4KB
ATXMEGA64A3-AU
Microchip Technology
1:
RM40.02
63 In Stock
270 Expected 4/9/2026
Mouser Part No
556-ATXMEGA64A3-AU
Microchip Technology
8-bit Microcontrollers - MCU 8/16 bit 1.6V-3.6V 64KB + 4KB
63 In Stock
270 Expected 4/9/2026
Alternative Packaging
Buy
Min.: 1
Mult.: 1
Details
AVR
64 kB
4 kB
TQFP-64
32 MHz
12 bit
50 I/O
1.6 V
3.6 V
SMD/SMT
8 bit/16 bit
- 40 C
+ 85 C
XMEGA A3
Tray
8-bit Microcontrollers - MCU 8/16 bit 1.6V-3.6V 192KB + 8KB
+1 image
ATXMEGA192A3-MH
Microchip Technology
260:
RM41.47
Non-Stocked Lead-Time 11 Weeks
Mouser Part No
556-ATXMEGA192A3-MH
Microchip Technology
8-bit Microcontrollers - MCU 8/16 bit 1.6V-3.6V 192KB + 8KB
Non-Stocked Lead-Time 11 Weeks
Alternative Packaging
Buy
Min.: 260
Mult.: 260
Details
AVR
192 kB
16 kB
QFN-64
32 MHz
8 bit
50 I/O
1.6 V
3.6 V
SMD/SMT
8 bit/16 bit
- 40 C
+ 85 C
XMEGA A3
Tray
8-bit Microcontrollers - MCU 8/16 bit 1.6V-3.6V 16KB + 4KB
ATXMEGA16A4-CU
Microchip Technology
490:
RM18.75
Non-Stocked Lead-Time 13 Weeks
Mouser Part No
556-ATXMEGA16A4-CU
Microchip Technology
8-bit Microcontrollers - MCU 8/16 bit 1.6V-3.6V 16KB + 4KB
Non-Stocked Lead-Time 13 Weeks
Alternative Packaging
Buy
Min.: 490
Mult.: 490
Details
AVR
16 kB
2 kB
BGA-49
32 MHz
12 bit
36 I/O
1.6 V
3.6 V
SMD/SMT
8 bit/16 bit
- 40 C
+ 85 C
XMEGA A4
Tray
8-bit Microcontrollers - MCU 8/16 bit 1.6V-3.6V 16KB + 4KB
ATXMEGA16A4-CUR
Microchip Technology
6,000:
RM19.45
Non-Stocked Lead-Time 19 Weeks
Mouser Part No
556-ATXMEGA16A4-CUR
Microchip Technology
8-bit Microcontrollers - MCU 8/16 bit 1.6V-3.6V 16KB + 4KB
Non-Stocked Lead-Time 19 Weeks
Alternative Packaging
Buy
Min.: 6,000
Mult.: 6,000
Reel :
6,000
Details
AVR
16 kB
2 kB
BGA-49
32 MHz
12 bit
36 I/O
1.6 V
3.6 V
SMD/SMT
8 bit/16 bit
- 40 C
+ 85 C
XMEGA A4
Reel
8-bit Microcontrollers - MCU 8/16 bit 1.6V-3.6V 32KB + 4KB
ATXMEGA32A4-CUR
Microchip Technology
6,000:
RM21.68
Non-Stocked Lead-Time 19 Weeks
Mouser Part No
556-ATXMEGA32A4-CUR
Microchip Technology
8-bit Microcontrollers - MCU 8/16 bit 1.6V-3.6V 32KB + 4KB
Non-Stocked Lead-Time 19 Weeks
Alternative Packaging
Buy
Min.: 6,000
Mult.: 6,000
Reel :
6,000
Details
AVR
32 kB
4 kB
BGA-49
32 MHz
12 bit
36 I/O
1.6 V
3.6 V
SMD/SMT
8 bit/16 bit
- 40 C
+ 85 C
XMEGA A4
Reel