EFM8LB12F64E-C-QFP32R

Active

Silicon Labs

IC MCU 8BIT 64KB FLASH 32QFP

Deep-Dive with AI

Search across all available documentation for this part.

DocumentsDatasheet

EFM8LB12F64E-C-QFP32R

Active

Silicon Labs

IC MCU 8BIT 64KB FLASH 32QFP

Deep-Dive with AI

DocumentsDatasheet

Specifications Pricing Series Description Documents

Technical Specifications

Parameters and characteristics for this part

Specification	EFM8LB12F64E-C-QFP32R

Connectivity	I2C, SPI, UART/USART, SMBus
Core Processor	CIP-51 8051
Core Size	8-Bit
Data Converters [custom]	4, 20
Data Converters [custom]	12 b, 14 b
Mounting Type	Surface Mount
Number of I/O	28
Operating Temperature [Max]	105 °C
Operating Temperature [Min]	-40 °C
Oscillator Type	Internal
Package / Case	32-TQFP
Program Memory Size	64 KB
Program Memory Type	FLASH
RAM Size	4.25 K
Speed	72 MHz
Supplier Device Package	32-QFP (7x7)
Voltage - Supply (Vcc/Vdd) [Max]	3.6 V
Voltage - Supply (Vcc/Vdd) [Min]	2.2 V

EFM8LB12 Series

Part	Mounting Type	Voltage - Supply (Vcc/Vdd) [Min]	Voltage - Supply (Vcc/Vdd) [Max]	Supplier Device Package	Core Size	Program Memory Size	Data Converters	Speed	Operating Temperature [Max]	Operating Temperature [Min]	Core Processor	Number of I/O	Program Memory Type	Package / Case	Oscillator Type	Connectivity	RAM Size	Data Converters [custom]	Data Converters [custom]
Silicon Labs EFM8LB12F32ES1-C-QFN24R	Surface Mount	2.2 V	3.6 V	24-QFN (3x3)	8-Bit	32 KB	12x14b 4x12b	72 MHz	105 °C	-40 °C	CIP-51 8051	20	FLASH	24-VFQFN Exposed Pad	Internal	I2C SMBus SPI UART/USART	2.25 K
Silicon Labs EFM8LB12F64E-A-QFN32R	Surface Mount	2.2 V	3.6 V	32-QFN (4x4)	8-Bit	64 KB		72 MHz	105 °C	-40 °C	CIP-51 8051	29	FLASH	32-UFQFN Exposed Pad	Internal	I2C SMBus SPI UART/USART	4.25 K	4 20	12 b 14 b
Silicon Labs EFM8LB12F64E-A-QFN24	Surface Mount	2.2 V	3.6 V	24-QFN (3x3)	8-Bit	64 KB	12x14b 4x12b	72 MHz	105 °C	-40 °C	CIP-51 8051	20	FLASH	24-VFQFN Exposed Pad	Internal	I2C SMBus SPI UART/USART	4.25 K
Silicon Labs EFM8LB12F32E-B-QFP32	Surface Mount	2.2 V	3.6 V	32-QFP (7x7)	8-Bit	32 KB		72 MHz	105 °C	-40 °C	CIP-51 8051	28	FLASH	32-TQFP	Internal	I2C SMBus SPI UART/USART	2.25 K	4 20	12 b 14 b
Silicon Labs EFM8LB12F32E-A-QFN24	Surface Mount	2.2 V	3.6 V	24-QFN (3x3)	8-Bit	32 KB	12x14b 4x12b	72 MHz	105 °C	-40 °C	CIP-51 8051	20	FLASH	24-VFQFN Exposed Pad	Internal	I2C SMBus SPI UART/USART	2.25 K
Silicon Labs EFM8LB12F32ES0-B-QFN24	Surface Mount	2.2 V	3.6 V	24-QFN (3x3)	8-Bit	32 KB	12x14b 4x12b	72 MHz	105 °C	-40 °C	CIP-51 8051	20	FLASH	24-VFQFN Exposed Pad	Internal	I2C SMBus SPI UART/USART	2.25 K
Silicon Labs EFM8LB12F64ES0-C-QFN24	Surface Mount	2.2 V	3.6 V	32-QFP (7x7)	8-Bit	64 KB	12x14b 4x12b	72 MHz	105 °C	-40 °C	CIP-51 8051	20	FLASH	32-TQFP	Internal	I2C SMBus SPI UART/USART	4.25 K
Silicon Labs EFM8LB12F64E-C-QFP32R	Surface Mount	2.2 V	3.6 V	32-QFP (7x7)	8-Bit	64 KB		72 MHz	105 °C	-40 °C	CIP-51 8051	28	FLASH	32-TQFP	Internal	I2C SMBus SPI UART/USART	4.25 K	4 20	12 b 14 b
Silicon Labs EFM8LB12F64ES0-B-QFN32R	Surface Mount	2.2 V	3.6 V	32-QFN (4x4)	8-Bit	64 KB		72 MHz	105 °C	-40 °C	CIP-51 8051	28	FLASH	32-UFQFN Exposed Pad	Internal	I2C SMBus SPI UART/USART	4.25 K	4 20	12 b 14 b
Silicon Labs EFM8LB12F64E-C-QFN24	Surface Mount	2.2 V	3.6 V	24-QFN (3x3)	8-Bit	64 KB	12x14b 4x12b	72 MHz	105 °C	-40 °C	CIP-51 8051	20	FLASH	24-VFQFN Exposed Pad	Internal	I2C SMBus SPI UART/USART	4.25 K

Pricing

Prices provided here are for design reference only. For realtime values and availability, please visit the distributors directly

Distributor	Package	Quantity	$

Digikey	Cut Tape (CT)	1	$ 3.36
		10	$ 2.80
		25	$ 2.60
		100	$ 2.33
		250	$ 2.19
	Digi-Reel®	1	$ 3.36
		10	$ 2.80
		25	$ 2.60
		100	$ 2.33
		250	$ 2.19
	Tape & Reel (TR)	500	$ 2.10
		1000	$ 2.02
		1500	$ 1.98
		2500	$ 1.94
		3500	$ 1.91
		5000	$ 1.88

Description

General part information

EFM8LB12 Series

CIP-51 8051 Laser Bee Microcontroller IC 8-Bit 72MHz 64KB (64K x 8) FLASH 32-QFP (7x7)

Documents

Technical documentation and resources