8-bit Microcontrollers - MCU 8/16 bit 1.6V-3.6V 256K+8K; Batt Backup
+1 image
ATXMEGA256A3B-MH
Microchip Technology
1:
S/43.05
1,719 In Stock
Mouser Part #
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
S/43.05
10
S/43.01
25
S/40.44
100
S/39.16
260
View
260
S/39.12
520
S/38.93
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:
S/37.41
796 In Stock
Mouser Part #
556-ATXMEGA128A3-MH
Microchip Technology
8-bit Microcontrollers - MCU 8/16 bit 1.6V-3.6V 128KB + 8KB
796 In Stock
Alternative Packaging
1
S/37.41
10
S/37.37
25
S/33.48
100
S/31.10
260
View
260
S/31.06
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 192KB + 8KB
ATXMEGA192A3-AU
Microchip Technology
1:
S/39.08
1,062 In Stock
Mouser Part #
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
S/39.08
25
S/35.23
90
S/32.50
270
S/32.46
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 128KB + 8KB
ATXMEGA128A3-AU
Microchip Technology
1:
S/37.60
1,141 In Stock
Mouser Part #
556-ATXMEGA128A3-AU
Microchip Technology
8-bit Microcontrollers - MCU 8/16 bit 1.6V-3.6V 128KB + 8KB
1,141 In Stock
Alternative Packaging
1
S/37.60
10
S/36.86
25
S/34.14
90
S/31.18
1,080
S/31.14
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 16KB + 4KB
ATXMEGA16A4-MH
Microchip Technology
1:
S/16.78
218 In Stock
Mouser Part #
556-ATXMEGA16A4-MH
Microchip Technology
8-bit Microcontrollers - MCU 8/16 bit 1.6V-3.6V 16KB + 4KB
218 In Stock
Alternative Packaging
1
S/16.78
25
S/15.10
100
S/14.01
5,040
Quote
5,040
Quote
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:
S/21.21
440 In Stock
Mouser Part #
556-ATXMEGA32A4-CU
Microchip Technology
8-bit Microcontrollers - MCU 8/16 bit 1.6V-3.6V 32KB + 4KB
440 In Stock
Alternative Packaging
1
S/21.21
250
S/19.07
490
S/19.03
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:
S/34.60
2,227 In Stock
Mouser Part #
556-ATXMEGA128A1-AU
Microchip Technology
8-bit Microcontrollers - MCU 8/16 bit 1.6V-3.6V 128K + 8K Flash
2,227 In Stock
Alternative Packaging
1
S/34.60
25
S/31.68
270
S/28.73
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:
S/19.85
394 In Stock
Mouser Part #
556-ATXMEGA32A4-MH
Microchip Technology
8-bit Microcontrollers - MCU 8/16 bit 1.6V-3.6V 32KB + 4KB
394 In Stock
Alternative Packaging
1
S/19.85
25
S/18.29
100
S/16.54
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:
S/17.67
1,723 In Stock
Mouser Part #
556-ATXMEGA16A4-AU
Microchip Technology
8-bit Microcontrollers - MCU 8/16 bit 1.6V-3.6V 16KB + 4KB
1,723 In Stock
Alternative Packaging
1
S/17.67
25
S/16.93
250
S/16.89
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:
S/45.97
337 In Stock
Mouser Part #
556-ATXMEGA256A3-AU
Microchip Technology
8-bit Microcontrollers - MCU 8/16 bit 1.6V-3.6V 256KB + 8KB
337 In Stock
Alternative Packaging
1
S/45.97
25
S/42.16
270
S/38.11
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 32KB + 4KB
ATXMEGA32A4-AU
Microchip Technology
1:
S/19.85
677 In Stock
Mouser Part #
556-ATXMEGA32A4-AU
Microchip Technology
8-bit Microcontrollers - MCU 8/16 bit 1.6V-3.6V 32KB + 4KB
677 In Stock
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 256KB + 8KB
+1 image
ATXMEGA256A3-MH
Microchip Technology
1:
S/45.97
42 In Stock
Mouser Part #
556-ATXMEGA256A3-MH
Microchip Technology
8-bit Microcontrollers - MCU 8/16 bit 1.6V-3.6V 256KB + 8KB
42 In Stock
Alternative Packaging
1
S/45.97
25
S/42.16
100
S/38.11
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:
S/37.72
2 In Stock
Mouser Part #
556-ATXMEGA64A3-MH
Microchip Technology
8-bit Microcontrollers - MCU 8/16 bit 1.6V-3.6V 64KB + 4KB
2 In Stock
Alternative Packaging
1
S/37.72
25
S/34.60
100
S/31.30
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 64KB + 4KB
ATXMEGA64A1-AU
Microchip Technology
1:
S/32.31
94 In Stock
Mouser Part #
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:
S/37.72
63 In Stock
270 Expected 9/29/2026
Mouser Part #
556-ATXMEGA64A3-AU
Microchip Technology
8-bit Microcontrollers - MCU 8/16 bit 1.6V-3.6V 64KB + 4KB
63 In Stock
270 Expected 9/29/2026
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
1:
S/39.08
Non-Stocked Lead-Time 11 Weeks
Mouser Part #
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.: 1
Mult.: 1
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:
S/17.67
Non-Stocked Lead-Time 13 Weeks
Mouser Part #
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:
S/18.33
Non-Stocked Lead-Time 19 Weeks
Mouser Part #
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:
S/20.44
Non-Stocked Lead-Time 19 Weeks
Mouser Part #
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