8-bit Microcontrollers - MCU 8/16 bit 1.6V-3.6V 256K+8K; Batt Backup
+1 image
ATXMEGA256A3B-MH
Microchip Technology
1:
$19.58
1,744 In Stock
Mouser Part #
556-ATXMEGA256A3B-MH
Microchip Technology
8-bit Microcontrollers - MCU 8/16 bit 1.6V-3.6V 256K+8K; Batt Backup
1,744 In Stock
Alternative Packaging
1
$19.58
25
$17.95
100
$16.20
260
$16.18
520
$16.07
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 192KB + 8KB
ATXMEGA192A3-AU
Microchip Technology
1:
$15.56
1,118 In Stock
Mouser Part #
556-ATXMEGA192A3-AU
Microchip Technology
8-bit Microcontrollers - MCU 8/16 bit 1.6V-3.6V 192KB + 8KB
1,118 In Stock
Alternative Packaging
1
$15.56
25
$14.03
90
$12.93
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 32KB + 4KB
ATXMEGA32A4-CU
Microchip Technology
1:
$8.45
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
$8.45
25
$7.77
100
$7.01
490
$6.99
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:
$13.78
1,176 In Stock
Mouser Part #
556-ATXMEGA128A1-AU
Microchip Technology
8-bit Microcontrollers - MCU 8/16 bit 1.6V-3.6V 128K + 8K Flash
1,176 In Stock
Alternative Packaging
1
$13.78
25
$12.62
90
$11.44
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 128KB + 8KB
ATXMEGA128A3-AU
Microchip Technology
1:
$14.97
398 In Stock
Mouser Part #
556-ATXMEGA128A3-AU
Microchip Technology
8-bit Microcontrollers - MCU 8/16 bit 1.6V-3.6V 128KB + 8KB
398 In Stock
Alternative Packaging
1
$14.97
25
$13.70
90
$12.42
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 128KB + 8KB
+1 image
ATXMEGA128A3-MH
Microchip Technology
1:
$14.90
816 In Stock
Mouser Part #
556-ATXMEGA128A3-MH
Microchip Technology
8-bit Microcontrollers - MCU 8/16 bit 1.6V-3.6V 128KB + 8KB
816 In Stock
Alternative Packaging
1
$14.90
25
$13.67
100
$12.37
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 256KB + 8KB
ATXMEGA256A3-AU
Microchip Technology
1:
$18.31
651 In Stock
Mouser Part #
556-ATXMEGA256A3-AU
Microchip Technology
8-bit Microcontrollers - MCU 8/16 bit 1.6V-3.6V 256KB + 8KB
651 In Stock
Alternative Packaging
1
$18.31
25
$16.79
90
$15.17
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:
$7.91
621 In Stock
Mouser Part #
556-ATXMEGA32A4-AU
Microchip Technology
8-bit Microcontrollers - MCU 8/16 bit 1.6V-3.6V 32KB + 4KB
621 In Stock
Alternative Packaging
1
$7.91
25
$7.29
100
$6.59
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 16KB + 4KB
ATXMEGA16A4-AU
Microchip Technology
1:
$7.04
29 In Stock
640 Expected 2026-04-24
Mouser Part #
556-ATXMEGA16A4-AU
Microchip Technology
8-bit Microcontrollers - MCU 8/16 bit 1.6V-3.6V 16KB + 4KB
29 In Stock
640 Expected 2026-04-24
Alternative Packaging
1
$7.04
25
$6.43
100
$5.84
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 16KB + 4KB
ATXMEGA16A4-MH
Microchip Technology
1:
$6.68
248 In Stock
Mouser Part #
556-ATXMEGA16A4-MH
Microchip Technology
8-bit Microcontrollers - MCU 8/16 bit 1.6V-3.6V 16KB + 4KB
248 In Stock
Alternative Packaging
1
$6.68
25
$6.14
100
$5.58
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 256KB + 8KB
+1 image
ATXMEGA256A3-MH
Microchip Technology
1:
$18.31
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
$18.31
25
$16.79
100
$15.17
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
ATXMEGA64A1-AU
Microchip Technology
1:
$12.87
124 In Stock
Mouser Part #
556-ATXMEGA64A1-AU
Microchip Technology
8-bit Microcontrollers - MCU 8/16 bit 1.6V-3.6V 64KB + 4KB
124 In Stock
Alternative Packaging
1
$12.87
25
$11.81
90
$10.68
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:
$15.02
102 In Stock
Mouser Part #
556-ATXMEGA64A3-AU
Microchip Technology
8-bit Microcontrollers - MCU 8/16 bit 1.6V-3.6V 64KB + 4KB
102 In Stock
Alternative Packaging
1
$15.02
25
$13.78
90
$12.46
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 64KB + 4KB
+1 image
ATXMEGA64A3-MH
Microchip Technology
1:
$15.02
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
$15.02
25
$13.78
100
$12.46
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-MH
Microchip Technology
1:
$6.93
Non-Stocked Lead-Time 4 Weeks
Mouser Part #
556-ATXMEGA32A4-MH
Microchip Technology
8-bit Microcontrollers - MCU 8/16 bit 1.6V-3.6V 32KB + 4KB
Non-Stocked Lead-Time 4 Weeks
Alternative Packaging
1
$6.93
10
$6.91
25
$6.56
360
$6.54
5,040
Quote
5,040
Quote
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-CU
Microchip Technology
490:
$6.25
Non-Stocked Lead-Time 4 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 4 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:
$6.45
Non-Stocked Lead-Time 8 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 8 Weeks
Alternative Packaging
Buy
Min.: 6,000
Mult.: 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 192KB + 8KB
+1 image
ATXMEGA192A3-MH
Microchip Technology
260:
$12.94
Non-Stocked Lead-Time 4 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 4 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 32KB + 4KB
ATXMEGA32A4-CUR
Microchip Technology
6,000:
$7.24
Non-Stocked Lead-Time 4 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 4 Weeks
Alternative Packaging
Buy
Min.: 6,000
Mult.: 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