8-bit Microcontrollers - MCU 8051 50 MHz 64 kB flash 4.25 kB RAM 8-bit Busy Bee MCU
EFM8BB31F64I-D-5QFN32
Silicon Labs
1:
$4.15
2,376 In Stock
Mouser Part No 634-EF8BB31F64ID5F32
Silicon Labs
8-bit Microcontrollers - MCU 8051 50 MHz 64 kB flash 4.25 kB RAM 8-bit Busy Bee MCU
2,376 In Stock
Alternative Packaging
1
$4.15
10
$2.75
25
$2.52
100
$2.17
250
View
250
$2.06
500
$1.85
1,000
$1.56
2,500
$1.53
4,599
$1.51
Buy
Min.: 1 Mult.: 1
Details
SMD/SMT
QFN-32
CIP-51 8051
64 kB
8 bit
10 bit, 12 bit
50 MHz
29 I/O
4.35 kB
2.2 V
3.6 V
- 40 C
+ 125 C
Tube
ARM Microcontrollers - MCU 1024k Flash, 128k RAM, USB, AES
EFM32GG390F1024G-E-BGA112
Silicon Labs
1:
$20.29
944 In Stock
Mouser Part No 634-32GG390F1024-E
Silicon Labs
ARM Microcontrollers - MCU 1024k Flash, 128k RAM, USB, AES
944 In Stock
Alternative Packaging
1
$20.29
10
$17.14
25
$16.43
100
$14.48
250
View
250
$13.77
500
$12.63
840
$11.97
2,520
Quote
Buy
Min.: 1 Mult.: 1
Details
SMD/SMT
BGA-112
ARM Cortex M3
1.02 MB
32 bit
12 bit
48 MHz
86 I/O
128 kB
1.98 V
3.8 V
- 40 C
+ 85 C
Tray
8-bit Microcontrollers - MCU 8051 50 MHz 32 kB flash 2.25 kB RAM 8-bit Busy Bee MCU
+1 image
EFM8BB31F32G-D-QFN24R
Silicon Labs
1:
$3.02
11,610 In Stock
Mouser Part No 634-EF8BB31F32GDF24R
Silicon Labs
8-bit Microcontrollers - MCU 8051 50 MHz 32 kB flash 2.25 kB RAM 8-bit Busy Bee MCU
11,610 In Stock
Alternative Packaging
1
$3.02
10
$1.97
25
$1.81
100
$1.55
1,500
$0.999
3,000
View
250
$1.46
500
$1.28
1,000
$1.06
3,000
$0.978
Buy
Min.: 1 Mult.: 1
Details
SMD/SMT
QFN-24
CIP-51 8051
32 kB
8 bit
10 bit, 12 bit
50 MHz
20 I/O
2.3 kB
2.2 V
3.6 V
- 40 C
+ 85 C
Reel, Cut Tape, MouseReel
8-bit Microcontrollers - MCU 8051 25 MHz 32 kB flash 4 kB RAM 8-bit Sleepy Bee MCU
+1 image
EFM8SB20F32G-B-QFN24R
Silicon Labs
1:
$3.42
1,560 In Stock
Mouser Part No 634-EFM8SB32GBQFN24R
Silicon Labs
8-bit Microcontrollers - MCU 8051 25 MHz 32 kB flash 4 kB RAM 8-bit Sleepy Bee MCU
1,560 In Stock
Alternative Packaging
1
$3.42
10
$2.25
25
$2.08
100
$1.81
1,500
$1.16
3,000
View
250
$1.70
500
$1.49
1,000
$1.26
3,000
$1.13
Buy
Min.: 1 Mult.: 1
Details
SMD/SMT
QFN-24
CIP-51 8051
32 kB
8 bit
10 bit
25 MHz
16 I/O
4.25 kB
1.8 V
3.6 V
- 40 C
+ 85 C
Reel, Cut Tape
8-bit Microcontrollers - MCU 8051 50 MHz 64 kB 5 V 8-bit MCU
C8051F503-IM
Silicon Labs
1:
$12.61
511 In Stock
Mouser Part No 634-C8051F503-IM
Silicon Labs
8-bit Microcontrollers - MCU 8051 50 MHz 64 kB 5 V 8-bit MCU
511 In Stock
Alternative Packaging
1
$12.61
10
$10.25
25
$9.78
100
$8.49
250
View
250
$8.11
500
$7.39
1,000
$6.44
2,500
Quote
Buy
Min.: 1 Mult.: 1
Details
SMD/SMT
QFN-32
8051
64 kB
8 bit
12 bit
50 MHz
25 I/O
4.25 kB
1.8 V
5.25 V
- 40 C
+ 125 C
AEC-Q100
Tube
8-bit Microcontrollers - MCU 8051 50 MHz 64 kB flash 4.25 kB RAM 8-bit Busy Bee MCU
EFM8BB31F64I-D-QFN32
Silicon Labs
1:
$4.12
2,029 In Stock
Mouser Part No 634-EF8BB31F64IDQN32
Silicon Labs
8-bit Microcontrollers - MCU 8051 50 MHz 64 kB flash 4.25 kB RAM 8-bit Busy Bee MCU
2,029 In Stock
Alternative Packaging
1
$4.12
10
$2.73
25
$2.49
100
$2.11
250
View
250
$2.00
500
$1.80
1,000
$1.53
2,450
$1.43
Buy
Min.: 1 Mult.: 1
Details
SMD/SMT
QFN-32
CIP-51 8051
64 kB
8 bit
10 bit, 12 bit
50 MHz
29 I/O
4.35 kB
2.2 V
3.6 V
- 40 C
+ 125 C
Tray
ARM Microcontrollers - MCU Tiny Gecko MCU IC
+1 image
EFM32TG108F32-D-QFN24R
Silicon Labs
1:
$6.34
685 In Stock
1,000 Expected 06/03/2026
Mouser Part No 634-EFM32TG108F32-DR
Silicon Labs
ARM Microcontrollers - MCU Tiny Gecko MCU IC
685 In Stock
1,000 Expected 06/03/2026
Alternative Packaging
1
$6.34
10
$4.55
25
$4.24
100
$3.73
1,000
$2.73
2,000
View
250
$3.54
500
$3.17
2,000
$2.61
Buy
Min.: 1 Mult.: 1
Details
SMD/SMT
QFN-24
ARM Cortex M3
32 kB
32 bit
12 bit
32 MHz
17 I/O
4 kB
1.98 V
3.8 V
- 40 C
+ 85 C
Reel, Cut Tape, MouseReel
ARM Microcontrollers - MCU ARM Cortex-M33 32-bit 80 MHz 64 kB AES MCU
EFM32PG23B210F64IM48-CR
Silicon Labs
1:
$4.15
3,595 In Stock
Mouser Part No 634-PG23210F64IM48CR
Silicon Labs
ARM Microcontrollers - MCU ARM Cortex-M33 32-bit 80 MHz 64 kB AES MCU
3,595 In Stock
Alternative Packaging
1
$4.15
10
$2.75
25
$2.52
100
$2.17
2,500
$1.48
5,000
View
250
$2.06
500
$1.85
1,000
$1.57
5,000
$1.47
Buy
Min.: 1 Mult.: 1
Details
SMD/SMT
QFN-48
ARM Cortex M33
64 kB
32 bit
12 bit/16 bit/20 bit
80 MHz
34 I/O
32 kB
1.71 V
3.8 V
- 40 C
+ 125 C
Reel, Cut Tape
ARM Microcontrollers - MCU 128k Flash, 16k RAM, AES
EFM32G210F128G-E-QFN32
Silicon Labs
1:
$4.98
1,807 In Stock
Mouser Part No 634-32G210128GEQFN32
Silicon Labs
ARM Microcontrollers - MCU 128k Flash, 16k RAM, AES
1,807 In Stock
Alternative Packaging
1
$4.98
10
$4.18
25
$3.92
100
$3.58
250
View
250
$3.45
4,900
Quote
Buy
Min.: 1 Mult.: 1
Details
SMD/SMT
QFN-32
ARM Cortex M3
128 kB
32 bit
12 bit
32 MHz
24 I/O
16 kB
1.98 V
3.8 V
- 40 C
+ 85 C
Tray
ARM Microcontrollers - MCU 1024k Flash, 128k RAM, USB, AES
EFM32GG395F1024G-E-BGA120
Silicon Labs
1:
$18.87
1,162 In Stock
Mouser Part No 634-32GG395F1024-E
Silicon Labs
ARM Microcontrollers - MCU 1024k Flash, 128k RAM, USB, AES
1,162 In Stock
Alternative Packaging
1
$18.87
10
$17.33
25
$14.69
100
$14.63
250
View
250
$13.92
500
$13.02
1,000
Quote
Buy
Min.: 1 Mult.: 1
Details
SMD/SMT
BGA-120
ARM Cortex M3
1.02 MB
32 bit
12 bit
48 MHz
93 I/O
128 kB
1.98 V
3.8 V
- 40 C
+ 85 C
Tray
ARM Microcontrollers - MCU 1024k Flash, 128k RAM, USB, 8x34 LCD, AES
EFM32GG980F1024G-E-QFP100
Silicon Labs
1:
$18.90
611 In Stock
Mouser Part No 634-32GG980F1024-E
Silicon Labs
ARM Microcontrollers - MCU 1024k Flash, 128k RAM, USB, 8x34 LCD, AES
611 In Stock
Alternative Packaging
1
$18.90
10
$17.33
25
$14.65
100
$14.60
250
View
250
$13.05
450
$13.04
900
$12.50
2,700
Quote
Buy
Min.: 1 Mult.: 1
Details
SMD/SMT
LQFP-100
ARM Cortex M3
1.02 MB
32 bit
12 bit
48 MHz
81 I/O
128 kB
1.98 V
3.8 V
- 40 C
+ 85 C
Tray
8-bit Microcontrollers - MCU 8051 25 MHz 4 kB Flash 0.5 kB RAM 8-bit Busy Bee MCU
+2 images
EFM8BB10F4G-A-QFN20R
Silicon Labs
1:
$0.98
4,528 In Stock
Mouser Part No 634-8BB10F4GAQF20R
Silicon Labs
8-bit Microcontrollers - MCU 8051 25 MHz 4 kB Flash 0.5 kB RAM 8-bit Busy Bee MCU
4,528 In Stock
Alternative Packaging
1
$0.98
10
$0.838
25
$0.778
100
$0.694
1,500
$0.549
3,000
View
250
$0.646
500
$0.613
1,000
$0.549
3,000
$0.537
7,500
$0.516
Buy
Min.: 1 Mult.: 1
Details
SMD/SMT
QFN-20
CIP-51 8051
4 kB
8 bit
12 bit
25 MHz
16 I/O
512 B
2.2 V
3.6 V
- 40 C
+ 85 C
Reel, Cut Tape, MouseReel
ARM Microcontrollers - MCU ARM Cortex-M4 32-bit 72 MHz 2048 kB MCU
EFM32GG11B120F2048GM64-B
Silicon Labs
1:
$10.49
1,626 In Stock
Mouser Part No 634-B120F2048GM64-B
Silicon Labs
ARM Microcontrollers - MCU ARM Cortex-M4 32-bit 72 MHz 2048 kB MCU
1,626 In Stock
Alternative Packaging
1
$10.49
10
$9.77
25
$9.65
2,600
Quote
2,600
Quote
Buy
Min.: 1 Mult.: 1
Details
SMD/SMT
QFN-64
ARM Cortex M4
2.05 MB
32 bit
12 bit
72 MHz
56 I/O
512 kB
1.8 V
3.8 V
- 40 C
+ 85 C
Tray
ARM Microcontrollers - MCU ARM Cortex-M4 32-bit 72 MHz 2048 kB USB LCD MCU
EFM32GG11B820F2048GM64-B
Silicon Labs
1:
$17.12
141 In Stock
Mouser Part No 634-B820F2048GM64-B
Silicon Labs
ARM Microcontrollers - MCU ARM Cortex-M4 32-bit 72 MHz 2048 kB USB LCD MCU
141 In Stock
Alternative Packaging
1
$17.12
10
$14.21
25
$13.29
100
$12.20
250
View
250
$11.63
500
$11.30
2,600
Quote
Buy
Min.: 1 Mult.: 1
Details
SMD/SMT
QFN-64
ARM Cortex M4
2.05 MB
32 bit
12 bit
72 MHz
50 I/O
512 kB
1.8 V
3.8 V
- 40 C
+ 85 C
Tray
8-bit Microcontrollers - MCU 8KB,24ADC,32Pin MCU
+1 image
C8051F350-GQR
Silicon Labs
1:
$14.18
465 In Stock
Mouser Part No 634-C8051F350-GQR
Silicon Labs
8-bit Microcontrollers - MCU 8KB,24ADC,32Pin MCU
465 In Stock
Alternative Packaging
1
$14.18
10
$12.48
25
$11.49
100
$10.72
250
$10.27
500
$9.82
Buy
Min.: 1 Mult.: 1
Details
SMD/SMT
LQFP-32
8051
8 kB
8 bit
24 bit
50 MHz
17 I/O
768 B
2.7 V
3.6 V
- 40 C
+ 85 C
Reel, Cut Tape
8-bit Microcontrollers - MCU 8051 50 MHz 32 kB flash 2.25 kB RAM 8-bit Busy Bee MCU
+1 image
EFM8BB31F32I-D-QFN24R
Silicon Labs
1:
$3.34
2,622 In Stock
Mouser Part No 634-EF8BB31F32IDF24R
Silicon Labs
8-bit Microcontrollers - MCU 8051 50 MHz 32 kB flash 2.25 kB RAM 8-bit Busy Bee MCU
2,622 In Stock
Alternative Packaging
1
$3.34
10
$2.20
25
$2.03
100
$1.77
1,500
$1.20
3,000
View
250
$1.66
500
$1.45
1,000
$1.23
3,000
$1.14
Buy
Min.: 1 Mult.: 1
Details
SMD/SMT
QFN-24
CIP-51 8051
32 kB
8 bit
10 bit, 12 bit
50 MHz
20 I/O
2.3 kB
2.2 V
3.6 V
- 40 C
+ 125 C
Reel, Cut Tape
8-bit Microcontrollers - MCU 8051 50 MHz 64 kB flash 4.25 kB RAM 8-bit Busy Bee MCU
+1 image
EFM8BB31F64I-D-4QFN24
Silicon Labs
1:
$4.03
3,858 In Stock
Mouser Part No 634-EF8BB31F64ID4F24
Silicon Labs
8-bit Microcontrollers - MCU 8051 50 MHz 64 kB flash 4.25 kB RAM 8-bit Busy Bee MCU
3,858 In Stock
Alternative Packaging
1
$4.03
10
$2.67
25
$2.43
100
$2.06
250
View
250
$1.96
500
$1.76
1,000
$1.49
1,911
$1.44
5,733
$1.41
Buy
Min.: 1 Mult.: 1
Details
SMD/SMT
QFN-24
CIP-51 8051
64 kB
8 bit
10 bit, 12 bit
50 MHz
20 I/O
4.35 kB
2.2 V
3.6 V
- 40 C
+ 125 C
Tube
8-bit Microcontrollers - MCU 8051 25 MHz 2 kB flash 0.25 kB RAM 8-bit Busy Bee MCU
+1 image
EFM8BB10F2I-A-QFN20
Silicon Labs
1:
$0.74
3,158 In Stock
Mouser Part No 634-EFM8BB10F2IAFN20
Silicon Labs
8-bit Microcontrollers - MCU 8051 25 MHz 2 kB flash 0.25 kB RAM 8-bit Busy Bee MCU
3,158 In Stock
Alternative Packaging
1
$0.74
10
$0.638
25
$0.594
100
$0.522
250
View
250
$0.478
500
$0.46
1,000
$0.42
4,000
$0.403
Buy
Min.: 1 Mult.: 1
Details
SMD/SMT
QFN-20
CIP-51 8051
2 kB
8 bit
12 bit
25 MHz
16 I/O
256 B
2.2 V
3.6 V
- 40 C
+ 125 C
Tube
8-bit Microcontrollers - MCU 8051 25 MHz 32 kB flash 4 kB RAM 8-bit Sleepy Bee MCU
+1 image
EFM8SB20F32G-B-QFN32R
Silicon Labs
1:
$2.21
2,996 In Stock
Mouser Part No 634-EFM8SB32GBQFN32R
Silicon Labs
8-bit Microcontrollers - MCU 8051 25 MHz 32 kB flash 4 kB RAM 8-bit Sleepy Bee MCU
2,996 In Stock
Alternative Packaging
1
$2.21
10
$1.86
25
$1.73
100
$1.54
1,500
$1.29
3,000
View
250
$1.44
500
$1.38
3,000
$1.24
Buy
Min.: 1 Mult.: 1
Details
SMD/SMT
CIP-51 8051
32 kB
8 bit
10 bit
25 MHz
24 I/O
4.25 kB
1.8 V
3.6 V
- 40 C
+ 85 C
Reel, Cut Tape
8-bit Microcontrollers - MCU
EFM8LB10F16ES1-C-QFN24R
Silicon Labs
1:
$3.19
1,383 In Stock
Mouser Part No 634-LB10F16ES1CFN24R
Silicon Labs
8-bit Microcontrollers - MCU
1,383 In Stock
Alternative Packaging
1
$3.19
10
$2.08
25
$1.91
100
$1.64
1,500
$1.05
3,000
View
250
$1.54
500
$1.35
1,000
$1.12
3,000
$1.03
Buy
Min.: 1 Mult.: 1
Details
SMD/SMT
QFN-24
CIP-51 8051
16 kB
8 bit
10 bit/12 bit/14 bit
72 MHz
20 I/O
1.25 kB
2.2 V
3.6 V
- 40 C
+ 105 C
Reel, Cut Tape
ARM Microcontrollers - MCU ARM Cortex-M33 32-bit 80 MHz 256 kB AES MCU
EFM32PG23B200F256IM40-C
Silicon Labs
1:
$2.15
4,699 In Stock
Mouser Part No 634-PG23200F256IM40C
Silicon Labs
ARM Microcontrollers - MCU ARM Cortex-M33 32-bit 80 MHz 256 kB AES MCU
4,699 In Stock
Alternative Packaging
1
$2.15
10
$1.77
25
$1.68
100
$1.55
2,450
View
2,450
$1.54
4,900
$1.48
Buy
Min.: 1 Mult.: 1
Details
SMD/SMT
QFN-40
ARM Cortex M33
256 kB
32 bit
12 bit/16 bit/20 bit
80 MHz
29 I/O
64 kB
1.71 V
3.8 V
- 40 C
+ 125 C
Tray
ARM Microcontrollers - MCU ARM Cortex-M33 32-bit 80 MHz 256 kB AES MCU
EFM32PG23B200F256IM40-CR
Silicon Labs
1:
$4.48
2,483 In Stock
Mouser Part No 634-PG2320F256IM40CR
Silicon Labs
ARM Microcontrollers - MCU ARM Cortex-M33 32-bit 80 MHz 256 kB AES MCU
2,483 In Stock
Alternative Packaging
1
$4.48
10
$2.97
25
$2.73
100
$2.35
250
View
2,500
$1.59
250
$2.23
500
$2.00
1,000
$1.69
2,500
$1.59
Buy
Min.: 1 Mult.: 1
Details
SMD/SMT
QFN-40
ARM Cortex M33
256 kB
32 bit
12 bit/16 bit/20 bit
80 MHz
29 I/O
64 kB
1.71 V
3.8 V
- 40 C
+ 125 C
Reel, Cut Tape
ARM Microcontrollers - MCU ARM Cortex-M33 32-bit 80 MHz 64 kB AES MCU
EFM32PG23B310F64IM48-C
Silicon Labs
1:
$2.86
4,858 In Stock
Mouser Part No 634-PG23310F64IM48C
Silicon Labs
ARM Microcontrollers - MCU ARM Cortex-M33 32-bit 80 MHz 64 kB AES MCU
4,858 In Stock
Alternative Packaging
1
$2.86
10
$2.40
25
$2.23
100
$2.00
250
View
250
$1.94
500
$1.86
1,000
$1.74
2,450
$1.65
4,900
$1.59
Buy
Min.: 1 Mult.: 1
Details
SMD/SMT
QFN-48
ARM Cortex M33
64 kB
32 bit
12 bit/16 bit/20 bit
80 MHz
32 I/O
32 kB
1.71 V
3.8 V
- 40 C
+ 125 C
Tray
ARM Microcontrollers - MCU Leopard Gecko MCU IC 128KB
+1 image
EFM32LG230F128G-F-QFN64R
Silicon Labs
1:
$10.98
2,650 In Stock
Mouser Part No 634-32LG230F128GFQFR
Silicon Labs
ARM Microcontrollers - MCU Leopard Gecko MCU IC 128KB
2,650 In Stock
Alternative Packaging
1
$10.98
10
$8.48
25
$8.09
100
$7.02
250
View
3,000
$5.13
250
$6.71
500
$6.12
1,000
$5.37
3,000
$5.13
Buy
Min.: 1 Mult.: 1
Details
SMD/SMT
QFN-64
ARM Cortex M3
128 kB
32 bit
12 bit
48 MHz
56 I/O
32 kB
1.98 V
3.8 V
- 40 C
+ 85 C
Reel, Cut Tape
8-bit Microcontrollers - MCU 8051 25 MHz 2 kB flash 0.25 kB RAM 8-bit Busy Bee MCU
+2 images
EFM8BB10F2G-A-QFN20
Silicon Labs
1:
$0.63
17,595 In Stock
Mouser Part No 634-8BB10F2GAQF20
Silicon Labs
8-bit Microcontrollers - MCU 8051 25 MHz 2 kB flash 0.25 kB RAM 8-bit Busy Bee MCU
17,595 In Stock
Alternative Packaging
1
$0.63
10
$0.55
25
$0.518
100
$0.462
250
View
250
$0.424
500
$0.408
1,000
$0.377
4,000
$0.376
Buy
Min.: 1 Mult.: 1
Details
SMD/SMT
QFN-20
CIP-51 8051
2 kB
8 bit
12 bit
25 MHz
16 I/O
256 B
2.2 V
3.6 V
- 40 C
+ 85 C
Tube
Israel
