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Silicon Labs 8-bit Microcontrollers - MCU

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Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (GBP) Filter the results in the table by unit price based on your quantity.	Qty.	Core	Program Memory Size	Data RAM Size	Package/Case	Maximum Clock Frequency	ADC Resolution	Number of I/Os	Supply Voltage - Min	Supply Voltage - Max	Mounting Style	Data Bus Width	Minimum Operating Temperature	Maximum Operating Temperature	Series	Packaging
8-bit Microcontrollers - MCU 8051 75 MHz 16 kB flash 1.25 kB RAM 8-bit Laser Bee MCU EFM8LB11F16E-C-QFP32 Silicon Labs 1: £2.25 36In Stock NRND	Mfr. Part No. EFM8LB11F16E-C-QFP32 Mouser Part No 634-LB11F16ECQFP32 NRND	Silicon Labs	8-bit Microcontrollers - MCU 8051 75 MHz 16 kB flash 1.25 kB RAM 8-bit Laser Bee MCU Learn More about Silicon Labs silabs efm8 laser bee	Datasheet	36In Stock	£2.25 £1.68 £1.53 £1.37 View £1.30 £1.27 £1.20 £1.17 £1.15	Min.: 1 Mult.: 1	CIP-51 8051	16 kB	1.25 kB	QFP-32	72 MHz	10 bit/12 bit/14 bit	28 I/O	2.2 V	3.6 V	SMD/SMT	8 bit	- 40 C	+ 105 C	EFM8LB1	Tray
8-bit Microcontrollers - MCU 8051 25 MHz 8 kB flash 0.5 kB RAM 8-bit Sleepy Bee MCU EFM8SB10F8G-A-QFN20 Silicon Labs 1: £1.23 17,031On Order	Mfr. Part No. EFM8SB10F8G-A-QFN20 Mouser Part No 634-8SB10F8GAQF20	Silicon Labs	8-bit Microcontrollers - MCU 8051 25 MHz 8 kB flash 0.5 kB RAM 8-bit Sleepy Bee MCU Learn More about Silicon Labs silabs efm8 sleepy bee	Datasheet	17,031On Order On Order Ship Dates Mfr. No: EFM8SB10F8G-A-QFN20 Stock: 0 On Order: 2,331 Expected 10/11/2026 14,700 Expected 18/12/2026 Factory Lead Time: 12 Weeks	£1.23 £0.917 £0.834 £0.735 View £0.69 £0.663 £0.656 £0.613 £0.599	Min.: 1 Mult.: 1	CIP-51 8051	8 kB	512 B	QFN-20	25 MHz	12 bit	16 I/O	1.8 V	3.6 V	SMD/SMT	8 bit	- 40 C	+ 85 C		Tube
8-bit Microcontrollers - MCU Next gen available (F380-GQ) 48 MIPS, 64KB,10ADC,USB,48Pin C8051F340-GQR Silicon Labs 1: £19.43 998Expected 15/01/2027	Mfr. Part No. C8051F340-GQR Mouser Part No 634-C8051F340-GQR	Silicon Labs	8-bit Microcontrollers - MCU Next gen available (F380-GQ) 48 MIPS, 64KB,10ADC,USB,48Pin	Datasheet	998Expected 15/01/2027	Cut Tape £19.43 £15.69 £14.37 £13.99 Reel £12.43 MouseReel Available	Min.: 1 Mult.: 1 : 500	8051	64 kB	4.25 kB	TQFP-48	48 MHz	10 bit	40 I/O	2.7 V	5.25 V	SMD/SMT	8 bit	- 40 C	+ 85 C	C8051F340	Reel, Cut Tape, MouseReel
8-bit Microcontrollers - MCU 8051 50 MHz 16 kB flash 2.25 kB RAM 8-bit Busy Bee MCU EFM8BB21F16G-C-QFN20R Silicon Labs 1: £1.20 83,467Expected 08/01/2027	Mfr. Part No. EFM8BB21F16G-C-QFN20R Mouser Part No 634-8BB21F16GCQFN20R	Silicon Labs	8-bit Microcontrollers - MCU 8051 50 MHz 16 kB flash 2.25 kB RAM 8-bit Busy Bee MCU Learn More about Silicon Labs siliconlabs efm8 busy bee	Datasheet	83,467Expected 08/01/2027	Cut Tape £1.20 £0.882 £0.796 £0.708 View Reel £0.592 £0.665 £0.639 £0.631 £0.592 MouseReel Available	Min.: 1 Mult.: 1 : 2,500	CIP-51 8051	16 kB	2.3 kB	QFN-20	50 MHz	12 bit	16 I/O	2.2 V	3.6 V	SMD/SMT	8 bit	- 40 C	+ 85 C	EFM8BB2	Reel, Cut Tape, MouseReel
8-bit Microcontrollers - MCU 8051 25 MHz 16 kB flash 2 kB RAM 8-bit Universal Bee MCU EFM8UB10F16G-C-QFN20R Silicon Labs 1: £1.98 49,037On Order	Mfr. Part No. EFM8UB10F16G-C-QFN20R Mouser Part No 634-8UB10F16GCQFN20R	Silicon Labs	8-bit Microcontrollers - MCU 8051 25 MHz 16 kB flash 2 kB RAM 8-bit Universal Bee MCU	Datasheet	49,037On Order On Order Ship Dates Mfr. No: EFM8UB10F16G-C-QFN20R Stock: 0 On Order: 40,037 Expected 04/12/2026 9,000 Expected 07/12/2026 Factory Lead Time: 31 Weeks	Cut Tape £1.98 £1.66 £1.46 £1.38 View Reel £1.13 £1.35 £1.20 £1.13 £1.13 MouseReel Available	Min.: 1 Mult.: 1 : 2,500	CIP-51 8051	16 kB	2.25 kB	QFN-20	50 MHz	12 bit	13 I/O	2.2 V	3.6 V	SMD/SMT	8 bit	- 40 C	+ 85 C	EFM8UB	Reel, Cut Tape, MouseReel
8-bit Microcontrollers - MCU 8051 25 MHz 16 kB 8-bit MCU C8051F311-GMR Silicon Labs 1: £9.28 4,952On Order	Mfr. Part No. C8051F311-GMR Mouser Part No 634-C8051F311-GMR	Silicon Labs	8-bit Microcontrollers - MCU 8051 25 MHz 16 kB 8-bit MCU	Datasheet	4,952On Order On Order Ship Dates Mfr. No: C8051F311-GMR Stock: 0 On Order: 2,452 Expected 27/11/2026 2,500 Expected 01/01/2027 Factory Lead Time: 16 Weeks	Cut Tape £9.28 £7.39 £6.70 £6.26 View Reel £5.46 £6.23 £5.81 £5.62 £5.46 MouseReel Available	Min.: 1 Mult.: 1 : 2,500	8051	16 kB	1.25 kB	QFN-28	25 MHz	10 bit	25 I/O	2.7 V	3.6 V	SMD/SMT	8 bit	- 40 C	+ 85 C	C8051F311	Reel, Cut Tape, MouseReel
8-bit Microcontrollers - MCU 8051 25 MHz 8 kB 8-bit MCU C8051F313-GMR Silicon Labs 1: £7.24 3,220Expected 23/02/2027	Mfr. Part No. C8051F313-GMR Mouser Part No 634-C8051F313-GMR	Silicon Labs	8-bit Microcontrollers - MCU 8051 25 MHz 8 kB 8-bit MCU	Datasheet	3,220Expected 23/02/2027	Cut Tape £7.24 £5.63 £5.23 £4.79 £4.54 Reel £4.46	Min.: 1 Mult.: 1 : 2,500	8051	8 kB	1.25 kB	QFN-24	25 MHz	10 bit	25 I/O	2.7 V	3.6 V	SMD/SMT	8 bit	- 40 C	+ 85 C	C8051F313	Reel, Cut Tape
8-bit Microcontrollers - MCU 8051 100 MHz 32 kB MAC 8-bit MCU C8051F362-C-GM Silicon Labs 1: £11.72 1,421Expected 15/01/2027 NRND	Mfr. Part No. C8051F362-C-GM Mouser Part No 634-C8051F362-C-GM NRND	Silicon Labs	8-bit Microcontrollers - MCU 8051 100 MHz 32 kB MAC 8-bit MCU	Datasheet	1,421Expected 15/01/2027	£11.72 £9.42 £8.50 £7.98 View £7.94 £7.48 £7.25 Quote	Min.: 1 Mult.: 1	8051	32 kB	1 kB	QFN-28	100 MHz	10 bit	25 I/O	3 V	3.6 V	SMD/SMT	8 bit	- 40 C	+ 85 C		Tube
8-bit Microcontrollers - MCU 8051 75 MHz 64 kB flash 4.25 kB RAM 8-bit Laser Bee MCU EFM8LB12F64E-C-QFP32 Silicon Labs 1: £2.98 23,750On Order NRND	Mfr. Part No. EFM8LB12F64E-C-QFP32 Mouser Part No 634-LB12F64ECQFP32 NRND	Silicon Labs	8-bit Microcontrollers - MCU 8051 75 MHz 64 kB flash 4.25 kB RAM 8-bit Laser Bee MCU Learn More about Silicon Labs silabs efm8 laser bee	Datasheet	23,750On Order On Order Ship Dates Mfr. No: EFM8LB12F64E-C-QFP32 Stock: 0 On Order: 6,250 Expected 08/01/2027 17,500 Expected 15/01/2027 Factory Lead Time: 26 Weeks	£2.98 £2.40 £2.11 £2.01 View £1.88 £1.80	Min.: 1 Mult.: 1	CIP-51 8051	64 kB	4.25 kB	QFP-32	72 MHz	10 bit/12 bit/14 bit	28 I/O	2.2 V	3.6 V	SMD/SMT	8 bit	- 40 C	+ 105 C	EFM8LB1	Tray
8-bit Microcontrollers - MCU 8051 25 MHz 8 kB flash 0.5 kB RAM 8-bit Busy Bee MCU EFM8BB10F8G-A-QFN20 Silicon Labs 1: £0.899 2,519Expected 17/11/2026	Mfr. Part No. EFM8BB10F8G-A-QFN20 Mouser Part No 634-8BB10F8GAQF20	Silicon Labs	8-bit Microcontrollers - MCU 8051 25 MHz 8 kB flash 0.5 kB RAM 8-bit Busy Bee MCU Learn More about Silicon Labs siliconlabs efm8 busy bee	Datasheet	2,519Expected 17/11/2026	£0.899 £0.652 £0.591 £0.522 View £0.49 £0.47 £0.449 £0.437 £0.425	Min.: 1 Mult.: 1	CIP-51 8051	8 kB	512 B	QFN-20	25 MHz	12 bit	16 I/O	2.2 V	3.6 V	SMD/SMT	8 bit	- 40 C	+ 85 C	EFM8BB1	Tube
8-bit Microcontrollers - MCU 8051 25 MHz 8 kB flash 0.5 kB RAM 8-bit Busy Bee MCU EFM8BB10F8G-A-SOIC16 Silicon Labs 1: £0.934 3,017Expected 24/11/2026	Mfr. Part No. EFM8BB10F8G-A-SOIC16 Mouser Part No 634-8BB10F8GASO16	Silicon Labs	8-bit Microcontrollers - MCU 8051 25 MHz 8 kB flash 0.5 kB RAM 8-bit Busy Bee MCU Learn More about Silicon Labs siliconlabs efm8 busy bee	Datasheet	3,017Expected 24/11/2026	£0.934 £0.78 £0.628 £0.577 View £0.558 £0.522 £0.509 £0.497 £0.491	Min.: 1 Mult.: 1	CIP-51 8051	8 kB	512 B	SOIC-16	25 MHz	12 bit	13 I/O	2.2 V	3.6 V	SMD/SMT	8 bit	- 40 C	+ 85 C	EFM8BB1	Tube
8-bit Microcontrollers - MCU 8KB/512B RAM, ADC, SOIC16 C8051F860-C-GSR Silicon Labs 1: £2.23 8,674On Order	Mfr. Part No. C8051F860-C-GSR Mouser Part No 634-C8051F860-C-GSR	Silicon Labs	8-bit Microcontrollers - MCU 8KB/512B RAM, ADC, SOIC16 Learn More about Silicon Labs silabs c8051f85 c8051f86 mcus	Datasheet	8,674On Order On Order Ship Dates Mfr. No: C8051F860-C-GSR Stock: 0 On Order: 1,174 Expected 13/11/2026 2,500 Expected 25/12/2026 5,000 Expected 15/01/2027 Factory Lead Time: 12 Weeks	Cut Tape £2.23 £1.75 £1.55 £1.42 View Reel £1.10 £1.39 £1.31 £1.10 MouseReel Available	Min.: 1 Mult.: 1 : 2,500	8051	8 kB	512 B	SOIC-16	25 MHz	12 bit	13 I/O	2.2 V	3.6 V	SMD/SMT	8 bit	- 40 C	+ 85 C	C8051F860	Reel, Cut Tape, MouseReel
8-bit Microcontrollers - MCU 8051 25 MHz 32 kB flash 4 kB RAM 8-bit Sleepy Bee MCU EFM8SB20F32G-B-QFN24R Silicon Labs 1: £1.86 1,498Expected 01/01/2027	Mfr. Part No. EFM8SB20F32G-B-QFN24R 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 Learn More about Silicon Labs silabs efm8 sleepy bee	Datasheet	1,498Expected 01/01/2027	Cut Tape £1.86 £1.58 £1.24 £1.08 Reel £0.899 View £0.995 £0.969 £0.934 £0.882	Min.: 1 Mult.: 1 : 1,500	CIP-51 8051	32 kB	4.25 kB	QFN-24	25 MHz	10 bit	16 I/O	1.8 V	3.6 V	SMD/SMT	8 bit	- 40 C	+ 85 C	EFM8SB	Reel, Cut Tape
8-bit Microcontrollers - MCU 8051 25 MHz 8 kB flash 0.5 kB RAM 8-bit Busy Bee MCU EFM8BB10F8I-A-QFN20 Silicon Labs 1: £1.01 12,600On Order	Mfr. Part No. EFM8BB10F8I-A-QFN20 Mouser Part No 634-FM8BB10F8IAQFN20	Silicon Labs	8-bit Microcontrollers - MCU 8051 25 MHz 8 kB flash 0.5 kB RAM 8-bit Busy Bee MCU Learn More about Silicon Labs siliconlabs efm8 busy bee	Datasheet	12,600On Order On Order Ship Dates Mfr. No: EFM8BB10F8I-A-QFN20 Stock: 0 On Order: 2,520 Expected 24/11/2026 2,520 Expected 22/01/2027 7,560 Expected 29/01/2027 Factory Lead Time: 12 Weeks	£1.01 £0.734 £0.664 £0.588 View £0.55 £0.528 £0.505 £0.491 £0.479	Min.: 1 Mult.: 1	CIP-51 8051	8 kB	512 B	QFN-20	25 MHz	12 bit	16 I/O	2.2 V	3.6 V	SMD/SMT	8 bit	- 40 C	+ 125 C	EFM8BB1	Tube
8-bit Microcontrollers - MCU 100MIPS,128KB,12ADC,100Pin MCU C8051F120-GQ Silicon Labs 1: £41.48 Lead-Time 28 Weeks End of Life	Mfr. Part No. C8051F120-GQ Mouser Part No 634-C8051F120-GQ End of Life	Silicon Labs	8-bit Microcontrollers - MCU 100MIPS,128KB,12ADC,100Pin MCU	Datasheet	Lead-Time 28 Weeks	£41.48 £33.90 £32.00 £31.11 £28.92	Min.: 1 Mult.: 1	8051	128 kB	8.25 kB	TQFP-100	100 MHz	8 bit, 12 bit	64 I/O	3 V	3.6 V	SMD/SMT	8 bit	- 40 C	+ 85 C	C8051F120	Tray
8-bit Microcontrollers - MCU 50MIPS,128KB,12ADC,100Pin MCU C8051F124-GQ Silicon Labs 1: £36.47 1,102Expected 24/11/2026 End of Life	Mfr. Part No. C8051F124-GQ Mouser Part No 634-C8051F124-GQ End of Life	Silicon Labs	8-bit Microcontrollers - MCU 50MIPS,128KB,12ADC,100Pin MCU	Datasheet	1,102Expected 24/11/2026	£36.47 £30.14 £28.23 £27.28 Quote Quote	Min.: 1 Mult.: 1	8051	128 kB	8.25 kB	TQFP-100	50 MHz	8 bit, 12 bit	64 I/O	2.7 V	3.6 V	SMD/SMT	8 bit	- 40 C	+ 85 C	C8051F124	Tray
8-bit Microcontrollers - MCU 8051 50 MHz 8 kB 8-bit MCU C8051F353-GM Silicon Labs 1: £9.13 1,533Expected 17/11/2026 NRND	Mfr. Part No. C8051F353-GM Mouser Part No 634-C8051F353-GM NRND	Silicon Labs	8-bit Microcontrollers - MCU 8051 50 MHz 8 kB 8-bit MCU	Datasheet	1,533Expected 17/11/2026	£9.13 £7.15 £6.65 £6.11 View £6.05 £5.69 £5.56 Quote	Min.: 1 Mult.: 1	8051	8 kB	768 B	QFN-28	50 MHz	16 bit	17 I/O	2.7 V	3.6 V	SMD/SMT	8 bit	- 40 C	+ 85 C	C8051F353	Tube
8-bit Microcontrollers - MCU 8kB/256B RAM, 8b ADC, 2% osc, QFN11 OTP available (T600-GM) C8051F300-GMR Silicon Labs 1: £5.76 1,400Expected 11/12/2026	Mfr. Part No. C8051F300-GMR Mouser Part No 634-C8051F300-GMR	Silicon Labs	8-bit Microcontrollers - MCU 8kB/256B RAM, 8b ADC, 2% osc, QFN11 OTP available (T600-GM)	Datasheet	1,400Expected 11/12/2026	Cut Tape £5.76 £4.48 £4.12 £3.75 £3.62 Reel £3.10 MouseReel Available	Min.: 1 Mult.: 1 : 2,500	8051	8 kB	256 B	QFN-11	25 MHz	8 bit	8 I/O	2.7 V	3.6 V	SMD/SMT	8 bit	- 40 C	+ 85 C	C8051F300	Reel, Cut Tape, MouseReel
8-bit Microcontrollers - MCU 8kB/256B RAM, 2% osc, QFN11 OTP available (T601-GM) C8051F301-GMR Silicon Labs 1: £5.44 3,000Expected 11/12/2026	Mfr. Part No. C8051F301-GMR Mouser Part No 634-C8051F301-GMR	Silicon Labs	8-bit Microcontrollers - MCU 8kB/256B RAM, 2% osc, QFN11 OTP available (T601-GM)	Datasheet	3,000Expected 11/12/2026	Cut Tape £5.44 £4.29 £3.85 £3.58 View Reel £3.05 £3.49 £3.33 £3.05 £3.05 MouseReel Available	Min.: 1 Mult.: 1 : 2,500	8051	8 kB	256 B	QFN-11	25 MHz	No ADC	8 I/O	2.7 V	3.6 V	SMD/SMT	8 bit	- 40 C	+ 85 C	C8051F301	Reel, Cut Tape, MouseReel
8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 16 kB flash 1.28 kB RAM 29 GPIO BB5 8-bit MCU EFM8BB52F16I-C-QFN32 Silicon Labs 1: £0.721 6,000On Order	Mfr. Part No. EFM8BB52F16I-C-QFN32 Mouser Part No 634-EFMB52F16ICQFN32	Silicon Labs	8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 16 kB flash 1.28 kB RAM 29 GPIO BB5 8-bit MCU Learn More about Silicon Labs silabs efm8bb51 efm8bb52 busy bee mcus	Datasheet	6,000On Order On Order Ship Dates Mfr. No: EFM8BB52F16I-C-QFN32 Stock: 0 On Order: 3,800 Expected 04/12/2026 2,200 TBD Factory Lead Time: 24 Weeks	£0.721 £0.503 £0.451 £0.395 View £0.367 £0.36 £0.359	Min.: 1 Mult.: 1		16 kB	1.28 kB	QFN-32			16 I/O	1.8 V	5.5 V	SMD/SMT		- 40 C	+ 85 C		Cut Tape
8-bit Microcontrollers - MCU 8051 75 MHz 16 kB flash 1.25 kB RAM 8-bit Laser Bee MCU EFM8LB10F16E-C-QFN32 Silicon Labs 1: £1.75 1,817Expected 11/06/2027	Mfr. Part No. EFM8LB10F16E-C-QFN32 Mouser Part No 634-LB10F16ECQFN32	Silicon Labs	8-bit Microcontrollers - MCU 8051 75 MHz 16 kB flash 1.25 kB RAM 8-bit Laser Bee MCU Learn More about Silicon Labs silabs efm8 laser bee	Datasheet	1,817Expected 11/06/2027	£1.75 £1.30 £1.19 £1.06 View £0.995 £0.969 £0.925 £0.908 £0.89	Min.: 1 Mult.: 1	CIP-51 8051	16 kB	1.25 kB	QFN-32	72 MHz	10 bit/12 bit/14 bit	29 I/O	2.2 V	3.6 V	SMD/SMT	8 bit	- 40 C	+ 105 C	EFM8LB1	Tray
8-bit Microcontrollers - MCU 8051 25 MHz 8 kB flash 0.5 kB RAM 8-bit Sleepy Bee MCU EFM8SB10F8G-A-CSP16 Silicon Labs 1: £1.42 3,550On Order NRND	Mfr. Part No. EFM8SB10F8G-A-CSP16 Mouser Part No 634-8SB10F8G-A-CSP16 NRND	Silicon Labs	8-bit Microcontrollers - MCU 8051 25 MHz 8 kB flash 0.5 kB RAM 8-bit Sleepy Bee MCU Learn More about Silicon Labs silabs efm8 sleepy bee	Datasheet	3,550On Order On Order Ship Dates Mfr. No: EFM8SB10F8G-A-CSP16 Stock: 0 On Order: 1,150 Expected 06/11/2026 2,400 Expected 10/11/2026 Factory Lead Time: 20 Weeks	£1.42 £1.11 £0.995 £0.882 View £0.849 £0.796 £0.788 £0.759 £0.751	Min.: 1 Mult.: 1	CIP-51 8051	8 kB	512 B	CSP-16	25 MHz	12 bit	13 I/O	1.8 V	3.6 V	SMD/SMT	8 bit	- 40 C	+ 85 C		Cut Tape
8-bit Microcontrollers - MCU 8051 50 MHz 16 kB flash 2.25 kB RAM 8-bit Busy Bee MCU EFM8BB22F16I-C-QFN28 Silicon Labs 1: £1.69 1In Stock	Mfr. Part No. EFM8BB22F16I-C-QFN28 Mouser Part No 634-8BB22F16ICQFN28	Silicon Labs	8-bit Microcontrollers - MCU 8051 50 MHz 16 kB flash 2.25 kB RAM 8-bit Busy Bee MCU Learn More about Silicon Labs siliconlabs efm8 busy bee	Datasheet	1In Stock	£1.69 £1.25 £1.13 £1.01 View £0.952 £0.925 £0.89 £0.871 £0.849	Min.: 1 Mult.: 1	CIP-51 8051	16 kB	2.3 kB	QFN-28	50 MHz	12 bit	22 I/O	2.2 V	3.6 V	SMD/SMT	8 bit	- 40 C	+ 125 C	EFM8BB2	Tube
8-bit Microcontrollers - MCU 8051 25 MHz 16 kB flash 2 kB RAM 8-bit Universal Bee MCU EFM8UB10F16G-C-QFN28 Silicon Labs 1: £1.97 526Expected 08/01/2027	Mfr. Part No. EFM8UB10F16G-C-QFN28 Mouser Part No 634-8UB10F16GCQFN28	Silicon Labs	8-bit Microcontrollers - MCU 8051 25 MHz 16 kB flash 2 kB RAM 8-bit Universal Bee MCU	Datasheet	526Expected 08/01/2027	£1.97 £1.47 £1.34 £1.20 View £1.13 £1.09 £1.05	Min.: 1 Mult.: 1	CIP-51 8051	16 kB	2.25 kB	QFN-28	50 MHz	12 bit	22 I/O	2.2 V	3.6 V	SMD/SMT	8 bit	- 40 C	+ 85 C	EFM8UB	Tube
8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 16 kB flash 1.28 kB RAM 16 GPIO BB5 8-bit MCU EFM8BB52F16G-C-TSSOP20 Silicon Labs 1: £0.856 179Expected 13/11/2026	Mfr. Part No. EFM8BB52F16G-C-TSSOP20 Mouser Part No 634-EFM852F16GCTOP20	Silicon Labs	8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 16 kB flash 1.28 kB RAM 16 GPIO BB5 8-bit MCU Learn More about Silicon Labs silabs efm8bb51 efm8bb52 busy bee mcus	Datasheet	179Expected 13/11/2026	£0.856 £0.641 £0.573 £0.513 View £0.512 £0.488 £0.481 £0.467 £0.455	Min.: 1 Mult.: 1		16 kB	1.28 kB	TSSOP-20			16 I/O	1.8 V	5.5 V	SMD/SMT		- 40 C	+ 85 C		Cut Tape