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8051 microcontroller 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.	Mounting Style	Package/Case	Core	Data Bus Width	Maximum Clock Frequency	Program Memory Size	Data RAM Size	ADC Resolution	Number of I/Os	Supply Voltage - Min	Supply Voltage - Max	Maximum Operating Temperature	Qualification	Packaging
8-bit Microcontrollers - MCU 64K Flash 67MHz 8051 0.5V to 5.5V CY8C3666AXI-036 Infineon Technologies 1: £14.94 Non-Stocked Lead-Time 10 Weeks	Mfr. Part No. CY8C3666AXI-036 Mouser Part No 727-CY8C3666AXI-036	Infineon Technologies	8-bit Microcontrollers - MCU 64K Flash 67MHz 8051 0.5V to 5.5V Learn More about Infineon Technologies cypresspsoc3	Datasheet	Non-Stocked Lead-Time 10 Weeks	£14.94 £11.99 £10.42 £10.09 View £9.36 £8.83 £8.71 Quote	Min.: 1 Mult.: 1	SMD/SMT	TQFP-100	8051	8 bit	67 MHz	64 kB	8 kB	12 bit	28 I/O	1.71 V	1.89 V	+ 85 C		Tray
8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 32 kB flash 2.304 kB RAM 25 GPIO BB5 8-bit MCU EFM8BB52F32I-C-TSSOP28R Silicon Labs 2,500: £0.512 Non-Stocked Lead-Time 24 Weeks	Mfr. Part No. EFM8BB52F32I-C-TSSOP28R Mouser Part No 634-EFMB52F32ITOP28R	Silicon Labs	8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 32 kB flash 2.304 kB RAM 25 GPIO BB5 8-bit MCU Learn More about Silicon Labs silabs efm8bb51 efm8bb52 busy bee mcus	Datasheet	Non-Stocked Lead-Time 24 Weeks	Reel £0.512 £0.499	Min.: 2,500 Mult.: 2,500 : 2,500	SMD/SMT	TSSOP-28				16 kB	1.28 kB		16 I/O	1.8 V	5.5 V	+ 85 C		Reel
8-bit Microcontrollers - MCU 8051 25 MHz 16 kB flash 4 kB RAM 8-bit Sleepy Bee MCU EFM8SB20F16G-B-QFN24R Silicon Labs 1,500: £0.871 Non-Stocked Lead-Time 12 Weeks	Mfr. Part No. EFM8SB20F16G-B-QFN24R Mouser Part No 634-EFM8SB16GBQFN24R	Silicon Labs	8-bit Microcontrollers - MCU 8051 25 MHz 16 kB flash 4 kB RAM 8-bit Sleepy Bee MCU Learn More about Silicon Labs silabs efm8 sleepy bee	Datasheet	Non-Stocked Lead-Time 12 Weeks	Reel £0.871 £0.849	Min.: 1,500 Mult.: 1,500 : 1,500	SMD/SMT		CIP-51 8051	8 bit	25 MHz	16 kB	4.25 kB	10 bit	16 I/O	1.8 V	3.6 V	+ 85 C		Reel
8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 16 kB flash 1.28 kB RAM 25 GPIO BB5 8-bit MCU EFM8BB52F16G-C-TSSOP28R Silicon Labs 2,500: £0.436 Non-Stocked Lead-Time 24 Weeks	Mfr. Part No. EFM8BB52F16G-C-TSSOP28R Mouser Part No 634-EFM852F16GTOP28R	Silicon Labs	8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 16 kB flash 1.28 kB RAM 25 GPIO BB5 8-bit MCU Learn More about Silicon Labs silabs efm8bb51 efm8bb52 busy bee mcus	Datasheet	Non-Stocked Lead-Time 24 Weeks	Reel £0.436 £0.425	Min.: 2,500 Mult.: 2,500 : 2,500	SMD/SMT	TSSOP-28				16 kB	1.28 kB		16 I/O	1.8 V	5.5 V	+ 85 C		Reel
8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 16 kB flash 1.28 kB RAM 16 GPIO BB5 8-bit MCU EFM8BB52F16I-C-QFN20R Silicon Labs 2,500: £0.34 Non-Stocked Lead-Time 24 Weeks	Mfr. Part No. EFM8BB52F16I-C-QFN20R Mouser Part No 634-EFM852F16IQFN20R	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	Non-Stocked Lead-Time 24 Weeks	Reel £0.34 £0.332	Min.: 2,500 Mult.: 2,500 : 2,500	SMD/SMT	QFN-20				16 kB	1.28 kB		16 I/O	1.8 V	5.5 V	+ 85 C		Reel
8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 8 kB flash 1.28 kB RAM 16 GPIO BB5 8-bit MCU EFM8BB51F8I-C-QFN20 Silicon Labs 1: £0.811 Non-Stocked Lead-Time 24 Weeks	Mfr. Part No. EFM8BB51F8I-C-QFN20 Mouser Part No 634-EFM8B51F8ICQFN20	Silicon Labs	8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 8 kB flash 1.28 kB RAM 16 GPIO BB5 8-bit MCU Learn More about Silicon Labs silabs efm8bb51 efm8bb52 busy bee mcus	Datasheet	Non-Stocked Lead-Time 24 Weeks	£0.811 £0.586 £0.527 £0.464 View £0.433 £0.416 £0.402 £0.383 £0.375	Min.: 1 Mult.: 1	SMD/SMT	QFN-20				16 kB	1.28 kB		16 I/O	1.8 V	5.5 V	+ 85 C		Cut Tape
8-bit Microcontrollers - MCU 8051 50 MHz 32 kB flash 2.25 kB RAM 8-bit Busy Bee MCU EFM8BB31F32G-D-QFN32R Silicon Labs 1: £1.73 Non-Stocked Lead-Time 26 Weeks	Mfr. Part No. EFM8BB31F32G-D-QFN32R Mouser Part No 634-EF8BB31F32GDN32R	Silicon Labs	8-bit Microcontrollers - MCU 8051 50 MHz 32 kB flash 2.25 kB RAM 8-bit Busy Bee MCU Learn More about Silicon Labs siliconlabs efm8 busy bee	Datasheet	Non-Stocked Lead-Time 26 Weeks	Cut Tape £1.73 £1.27 £1.16 £1.04 View Reel £0.89 £0.986 £0.943 £0.917 £0.89	Min.: 1 Mult.: 1 : 2,500	SMD/SMT	QFN-32	CIP-51 8051	8 bit	50 MHz	32 kB	2.3 kB	10 bit, 12 bit	29 I/O	2.2 V	3.6 V	+ 85 C		Reel, Cut Tape
8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 16 kB flash 1.28 kB RAM 16 GPIO BB5 8-bit MCU EFM8BB52F16I-C-QFN20 Silicon Labs 1: £0.721 Non-Stocked Lead-Time 24 Weeks	Mfr. Part No. EFM8BB52F16I-C-QFN20 Mouser Part No 634-EFM852F16ICQFN20	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	Non-Stocked Lead-Time 24 Weeks	£0.721 £0.519 £0.467 £0.41 View £0.383 £0.368 £0.356 £0.34 £0.332	Min.: 1 Mult.: 1	SMD/SMT	QFN-20				16 kB	1.28 kB		16 I/O	1.8 V	5.5 V	+ 85 C		Cut Tape
RF Microcontrollers - MCU RF+MCU 8051 25 MHz 64 kB +20 dBm SI1061-A-GMR Silicon Labs 2,500: £4.91 Non-Stocked Lead-Time 12 Weeks	Mfr. Part No. SI1061-A-GMR Mouser Part No 634-SI1061-A-GMR	Silicon Labs	RF Microcontrollers - MCU RF+MCU 8051 25 MHz 64 kB +20 dBm Learn More about Silicon Labs siliconlabssi100x	Datasheet	Non-Stocked Lead-Time 12 Weeks	Reel £4.91	Min.: 2,500 Mult.: 2,500 : 2,500	SMD/SMT	QFN-36	8051	8 bit	25 MHz	32 kB	4 kB	10 bit	11 I/O	1.8 V	3.6 V	+ 85 C		Reel
8-bit Microcontrollers - MCU 8051 50 MHz 16 kB flash 2.25 kB RAM 8-bit Busy Bee MCU EFM8BB31F16I-D-5QFN32 Silicon Labs 1: £1.60 Non-Stocked Lead-Time 26 Weeks	Mfr. Part No. EFM8BB31F16I-D-5QFN32 Mouser Part No 634-EF8BB31F16ID5F32	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	Non-Stocked Lead-Time 26 Weeks	£1.60 £1.18 £1.07 £0.96 View £0.899 £0.871 £0.834	Min.: 1 Mult.: 1	SMD/SMT	QFN-32	CIP-51 8051	8 bit	50 MHz	16 kB	2.3 kB	10 bit, 12 bit	29 I/O	2.2 V	3.6 V	+ 125 C		Tube
8-bit Microcontrollers - MCU 8051 25 MHz 8 kB flash 0.5 kB RAM 8-bit Busy Bee MCU EFM8BB10F8I-A-QFN20R Silicon Labs 1: £1.05 Non-Stocked Lead-Time 12 Weeks	Mfr. Part No. EFM8BB10F8I-A-QFN20R Mouser Part No 634-M8BB10F8IAQFN20R	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	Non-Stocked Lead-Time 12 Weeks	Cut Tape £1.05 £0.766 £0.693 £0.613 Reel £0.512 View £0.574 £0.551 £0.526 £0.499	Min.: 1 Mult.: 1 : 2,500	SMD/SMT	QFN-20	CIP-51 8051	8 bit	25 MHz	8 kB	512 B	12 bit	16 I/O	2.2 V	3.6 V	+ 125 C		Reel, Cut Tape
8-bit Microcontrollers - MCU 8051 25 MHz 2 kB Flash 0.25 kB RAM 8-bit Busy Bee MCU EFM8BB10F2A-A-QFN20R Silicon Labs 2,500: £0.978 Non-Stocked Lead-Time 12 Weeks	Mfr. Part No. EFM8BB10F2A-A-QFN20R Mouser Part No 634-M8BB10F2AAQFN20R	Silicon Labs	8-bit Microcontrollers - MCU 8051 25 MHz 2 kB Flash 0.25 kB RAM 8-bit Busy Bee MCU Learn More about Silicon Labs siliconlabs efm8 busy bee	Datasheet	Non-Stocked Lead-Time 12 Weeks	Reel £0.978 £0.943	Min.: 2,500 Mult.: 2,500 : 2,500	SMD/SMT	QFN-20	CIP-51 8051	8 bit	25 MHz	2 kB	256 B	12 bit	16 I/O	2.2 V	3.6 V	+ 125 C	AEC-Q100	Reel
8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 32 kB flash 2.304 kB RAM 16 GPIO BB5 8-bit MCU EFM8BB52F32I-C-TSSOP20R Silicon Labs 2,500: £0.501 Non-Stocked Lead-Time 24 Weeks	Mfr. Part No. EFM8BB52F32I-C-TSSOP20R Mouser Part No 634-EFM852F32ITOP20R	Silicon Labs	8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 32 kB flash 2.304 kB RAM 16 GPIO BB5 8-bit MCU Learn More about Silicon Labs silabs efm8bb51 efm8bb52 busy bee mcus	Datasheet	Non-Stocked Lead-Time 24 Weeks	Reel £0.501 £0.489	Min.: 2,500 Mult.: 2,500 : 2,500	SMD/SMT	TSSOP-20				16 kB	1.28 kB		16 I/O	1.8 V	5.5 V	+ 85 C		Reel
RF Microcontrollers - MCU RF+MCU 8051 25 MHz 32 kB +13 dBm SI1062-A-GMR Silicon Labs 2,500: £4.83 Non-Stocked Lead-Time 12 Weeks	Mfr. Part No. SI1062-A-GMR Mouser Part No 634-SI1062-A-GMR	Silicon Labs	RF Microcontrollers - MCU RF+MCU 8051 25 MHz 32 kB +13 dBm Learn More about Silicon Labs siliconlabssi100x	Datasheet	Non-Stocked Lead-Time 12 Weeks	Reel £4.83	Min.: 2,500 Mult.: 2,500 : 2,500	SMD/SMT	QFN-36	8051	8 bit	25 MHz	64 kB	4 kB	10 bit	11 I/O	1.8 V	3.6 V	+ 85 C		Reel
8-bit Microcontrollers - MCU 8051 25 MHz 8 kB flash 0.5 kB RAM 8-bit Busy Bee MCU EFM8BB10F8A-A-QFN20R Silicon Labs 2,500: £0.995 Non-Stocked Lead-Time 12 Weeks	Mfr. Part No. EFM8BB10F8A-A-QFN20R Mouser Part No 634-M8BB10F8AAQFN20R	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	Non-Stocked Lead-Time 12 Weeks	Reel £0.995 £0.969	Min.: 2,500 Mult.: 2,500 : 2,500	SMD/SMT	QFN-20	CIP-51 8051	8 bit	25 MHz	8 kB	512 B	12 bit	16 I/O	2.2 V	3.6 V	+ 125 C	AEC-Q100	Reel
8-bit Microcontrollers - MCU 8051 75 MHz 32 kB flash 2.25 kB RAM 8-bit Laser Bee MCU EFM8LB12F32E-C-QFN32 Silicon Labs 2,450: £1.27 Non-Stocked Lead-Time 26 Weeks	Mfr. Part No. EFM8LB12F32E-C-QFN32 Mouser Part No 634-LB12F32ECQFN32	Silicon Labs	8-bit Microcontrollers - MCU 8051 75 MHz 32 kB flash 2.25 kB RAM 8-bit Laser Bee MCU Learn More about Silicon Labs silabs efm8 laser bee	Datasheet	Non-Stocked Lead-Time 26 Weeks	£1.27	Min.: 2,450 Mult.: 2,450	SMD/SMT	QFN-32	CIP-51 8051	8 bit	72 MHz	32 kB	2.25 kB	10 bit/12 bit/14 bit	29 I/O	2.2 V	3.6 V	+ 105 C		Tray
8-bit Microcontrollers - MCU 32K Flash 50MHz 8051 1.71V to 5.5V CY8C3245AXI-166 Infineon Technologies 1: £8.82 Non-Stocked Lead-Time 10 Weeks	Mfr. Part No. CY8C3245AXI-166 Mouser Part No 727-CY8C3245AXI-166	Infineon Technologies	8-bit Microcontrollers - MCU 32K Flash 50MHz 8051 1.71V to 5.5V Learn More about Infineon Technologies cypresspsoc3	Datasheet	Non-Stocked Lead-Time 10 Weeks	£8.82 £7.17 £6.30 £5.49 View £5.12 Quote	Min.: 1 Mult.: 1	SMD/SMT	TQFP-100	8051	8 bit	50 MHz	32 kB	4 kB		72 I/O	1.71 V	5.5 V	+ 85 C		Tray
8-bit Microcontrollers - MCU 8051 25 MHz 8 kB flash 0.5 kB RAM 8-bit Sleepy Bee MCU EFM8SB10F8A-A-QFN24R Silicon Labs 2,500: £1.40 Non-Stocked Lead-Time 12 Weeks	Mfr. Part No. EFM8SB10F8A-A-QFN24R Mouser Part No 634-M8SB10F8AAQFN24R	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	Non-Stocked Lead-Time 12 Weeks	Reel £1.40 £1.37	Min.: 2,500 Mult.: 2,500 : 2,500	SMD/SMT	QFN-24	CIP-51 8051	8 bit	25 MHz	8 kB	512 B	12 bit	17 I/O	1.8 V	3.6 V	+ 85 C	AEC-Q100	Reel
8-bit Microcontrollers - MCU 8051 50 MHz 16 kB flash 2.25 kB RAM 8-bit Busy Bee MCU EFM8BB31F16A-D-5QFN32R Silicon Labs 2,500: £1.51 Non-Stocked Lead-Time 26 Weeks	Mfr. Part No. EFM8BB31F16A-D-5QFN32R Mouser Part No 634-EF8BB31F16AD532R	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	Non-Stocked Lead-Time 26 Weeks	Reel £1.51 £1.48	Min.: 2,500 Mult.: 2,500 : 2,500	SMD/SMT	QFN-32	CIP-51 8051	8 bit	50 MHz	16 kB	2.3 kB	10 bit, 12 bit	29 I/O	2.2 V	3.6 V	+ 125 C		Reel
8-bit Microcontrollers - MCU 8051 50 MHz 16 kB flash 2.25 kB RAM 8-bit Busy Bee MCU EFM8BB31F16I-D-5QFN32R Silicon Labs 1: £1.60 Non-Stocked Lead-Time 26 Weeks	Mfr. Part No. EFM8BB31F16I-D-5QFN32R Mouser Part No 634-EF8BB31F16ID532R	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	Non-Stocked Lead-Time 26 Weeks	Cut Tape £1.60 £1.18 £1.07 £0.96 Reel £0.826 View £0.899 £0.871 £0.834 £0.788	Min.: 1 Mult.: 1 : 2,500	SMD/SMT	QFN-32	CIP-51 8051	8 bit	50 MHz	16 kB	2.3 kB	10 bit, 12 bit	29 I/O	2.2 V	3.6 V	+ 125 C		Reel, Cut Tape
8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 16 kB flash 0.5 kB RAM 12 GPIO BB5 8-bit MCU EFM8BB50F16I-A-QFN16R Silicon Labs 3,000: £0.383 Non-Stocked Lead-Time 12 Weeks	Mfr. Part No. EFM8BB50F16I-A-QFN16R Mouser Part No 634-M8BB50F16IAFN16R	Silicon Labs	8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 16 kB flash 0.5 kB RAM 12 GPIO BB5 8-bit MCU Learn More about Silicon Labs efm8bb50 mcus	Datasheet	Non-Stocked Lead-Time 12 Weeks	Reel £0.383 £0.375	Min.: 3,000 Mult.: 3,000 : 3,000	SMD/SMT	QFN-16		8 bit	50 MHz	16 kB	512 B	12 bit	12 I/O	1.8 V	5.5 V	+ 125 C		Reel
8-bit Microcontrollers - MCU 8051 50 MHz 16 kB flash 2.25 kB RAM 8-bit Busy Bee MCU EFM8BB31F16A-D-5QFN32 Silicon Labs 1,533: £1.55 Non-Stocked Lead-Time 26 Weeks	Mfr. Part No. EFM8BB31F16A-D-5QFN32 Mouser Part No 634-EF8BB31F16AD5F32	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	Non-Stocked Lead-Time 26 Weeks	£1.55	Min.: 1,533 Mult.: 1,533	SMD/SMT	QFN-32	CIP-51 8051	8 bit	50 MHz	16 kB	2.3 kB	10 bit, 12 bit	29 I/O	2.2 V	3.6 V	+ 125 C		Tube
8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 16 kB flash 1.28 kB RAM 29 GPIO BB5 8-bit MCU EFM8BB52F16G-C-QFN32R Silicon Labs 1: £0.721 Non-Stocked Lead-Time 24 Weeks	Mfr. Part No. EFM8BB52F16G-C-QFN32R Mouser Part No 634-EFM852F16GQFN32R	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	Non-Stocked Lead-Time 24 Weeks	Cut Tape £0.721 £0.519 £0.467 £0.41 Reel £0.34 View £0.383 £0.368 £0.356 £0.332	Min.: 1 Mult.: 1 : 2,500	SMD/SMT	QFN-32				16 kB	1.28 kB		29 I/O	1.8 V	5.5 V	+ 85 C		Reel, Cut Tape
8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 16 kB flash 1.28 kB RAM 29 GPIO BB5 8-bit MCU EFM8BB52F16I-C-QFN32R Silicon Labs 1: £0.766 Non-Stocked Lead-Time 24 Weeks	Mfr. Part No. EFM8BB52F16I-C-QFN32R Mouser Part No 634-EFM852F16IQFN32R	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	Non-Stocked Lead-Time 24 Weeks	Cut Tape £0.766 £0.552 £0.497 £0.437 Reel £0.362 View £0.409 £0.391 £0.378 £0.353	Min.: 1 Mult.: 1 : 2,500	SMD/SMT	QFN-32				16 kB	1.28 kB		16 I/O	1.8 V	5.5 V	+ 85 C		Reel, Cut Tape
8-bit Microcontrollers - MCU 8051 25 MHz 2 kB flash 0.25 kB RAM 8-bit Busy Bee MCU EFM8BB10F2I-A-QFN20R Silicon Labs 2,500: £0.383 Non-Stocked Lead-Time 12 Weeks	Mfr. Part No. EFM8BB10F2I-A-QFN20R Mouser Part No 634-M8BB10F2IAQFN20R	Silicon Labs	8-bit Microcontrollers - MCU 8051 25 MHz 2 kB flash 0.25 kB RAM 8-bit Busy Bee MCU Learn More about Silicon Labs siliconlabs efm8 busy bee	Datasheet	Non-Stocked Lead-Time 12 Weeks	Reel £0.383 £0.375	Min.: 2,500 Mult.: 2,500 : 2,500	SMD/SMT	QFN-20	CIP-51 8051	8 bit	25 MHz	2 kB	256 B	12 bit	16 I/O	2.2 V	3.6 V	+ 125 C		Reel