Specification	EFM8BB52F16I-C-QFN32R

A/D Channels	16 count
A/D Resolution (bits)	12 bit
Connectivity	I2C, UART, SMBus, SPI, USART
Converter Architecture	SAR
Core Processor	CIP-51 8051
Core Size (Bit Width)	8 Bit
D/A Channels	1 count
D/A Resolution (bits)	10 bit
Mounting Type	Surface Mount
Number of I/O	29
Operating Temperature (Max)	125 °C
Operating Temperature (Min)	-40 °C
Oscillator Type	Internal
Package / Case	32-WFQFN Exposed Pad
Package Length	5 mm
Package Name	32-QFN
Package Width	5 mm
Peripherals	WDT, PWM, Brown-out Detect, POR, Reset
Program Memory Depth	16 K
Program Memory Size	16 KB
Program Memory Type	FLASH
Program Memory Width	8 bit
RAM Size Depth	1.25 K
RAM Size Width	8 bit
Speed	50 MHz
Voltage - Supply (Vcc/Vdd) Maximum	5.5 V
Voltage - Supply (Vcc/Vdd) Minimum	1.8 V

EFM8BB52 Series

Part	Program Memory Size	Program Memory Width	Program Memory Depth	RAM Size Depth	RAM Size Width	Number of I/O	Package Name	Operating Temperature (Max)	Operating Temperature (Min)	Peripherals	Package Length	Package Width	Speed	Program Memory Type	Connectivity	Oscillator Type	Core Processor	Mounting Type	Voltage - Supply (Vcc/Vdd) Minimum	Voltage - Supply (Vcc/Vdd) Maximum	Converter Architecture	A/D Channels	D/A Channels	D/A Resolution (bits)	A/D Resolution (bits)	Core Size (Bit Width)	Package / Case
SILICON LABS EFM8BB52F32I-C-TSSOP28	32 KB	8 bit	32 K	2.25 K	8 bit	25	28-TSSOP	125 °C	-40 °C	Brown-out Detect POR PWM Reset WDT	0.173 in	4.4 mm	50 MHz	FLASH	I2C SMBus SPI UART USART	Internal	CIP-51 8051	Surface Mount	1.8 V	5.5 V	SAR	16 count	1 count	10 bit	12 bit	8 Bit
SILICON LABS EFM8BB52F32G-C-QFN32R	32 KB	8 bit	32 K	2.25 K	8 bit	29	32-QFN	85 °C	-40 °C	Brown-out Detect POR PWM Reset WDT	5 mm	5 mm	50 MHz	FLASH	I2C SMBus SPI UART USART	Internal	CIP-51 8051	Surface Mount	1.8 V	5.5 V	SAR	16 count	1 count	10 bit	12 bit	8 Bit	32-WFQFN Exposed Pad
SILICON LABS EFM8BB52F32G-C-TSSOP20R	32 KB	8 bit	32 K	2.25 K	8 bit	16	20-TSSOP	85 °C	-40 °C	Brown-out Detect POR PWM Reset WDT	0.173 in	4.4 mm	50 MHz	FLASH	I2C SMBus SPI UART USART	Internal	CIP-51 8051	Surface Mount	1.8 V	5.5 V	SAR	16 count	1 count	10 bit	12 bit	8 Bit
SILICON LABS EFM8BB52F16G-C-TSSOP28R	16 KB	8 bit	16 K	1.25 K	8 bit	25	28-TSSOP	85 °C	-40 °C	Brown-out Detect POR PWM Reset WDT	0.173 in	4.4 mm	50 MHz	FLASH	I2C SMBus SPI UART USART	Internal	CIP-51 8051	Surface Mount	1.8 V	5.5 V	SAR	16 count	1 count	10 bit	12 bit	8 Bit
SILICON LABS EFM8BB52F32I-C-QFN32R	32 KB	8 bit	32 K	2.25 K	8 bit	29	32-QFN	125 °C	-40 °C	Brown-out Detect POR PWM Reset WDT	5 mm	5 mm	50 MHz	FLASH	I2C SMBus SPI UART USART	Internal	CIP-51 8051	Surface Mount	1.8 V	5.5 V	SAR	16 count	1 count	10 bit	12 bit	8 Bit	32-WFQFN Exposed Pad
SILICON LABS EFM8BB52F16G-C-QFN32	16 KB	8 bit	16 K	1.25 K	8 bit	29	32-QFN	85 °C	-40 °C	Brown-out Detect POR PWM Reset WDT	5 mm	5 mm	50 MHz	FLASH	I2C SMBus SPI UART USART	Internal	CIP-51 8051	Surface Mount	1.8 V	5.5 V	SAR	16 count	1 count	10 bit	12 bit	8 Bit	32-WFQFN Exposed Pad
SILICON LABS EFM8BB52F32I-C-TSSOP28R	32 KB	8 bit	32 K	2.25 K	8 bit	25	28-TSSOP	125 °C	-40 °C	Brown-out Detect POR PWM Reset WDT	0.173 in	4.4 mm	50 MHz	FLASH	I2C SMBus SPI UART USART	Internal	CIP-51 8051	Surface Mount	1.8 V	5.5 V	SAR	16 count	1 count	10 bit	12 bit	8 Bit
SILICON LABS EFM8BB52F32G-C-QFN20R	32 KB	8 bit	32 K	2.25 K	8 bit	16	20-QFN	85 °C	-40 °C	Brown-out Detect POR PWM Reset WDT	3 mm	3 mm	50 MHz	FLASH	I2C SMBus SPI UART USART	Internal	CIP-51 8051	Surface Mount	1.8 V	5.5 V	SAR	16 count	1 count	10 bit	12 bit	8 Bit	20-WFQFN Exposed Pad
SILICON LABS EFM8BB52F32G-C-TSSOP28R	32 KB	8 bit	32 K	2.25 K	8 bit	25	28-TSSOP	85 °C	-40 °C	Brown-out Detect POR PWM Reset WDT	0.173 in	4.4 mm	50 MHz	FLASH	I2C SMBus SPI UART USART	Internal	CIP-51 8051	Surface Mount	1.8 V	5.5 V	SAR	16 count	1 count	10 bit	12 bit	8 Bit
SILICON LABS EFM8BB52F16I-C-QFN32	16 KB	8 bit	16 K	1.25 K	8 bit	29	32-QFN	125 °C	-40 °C	Brown-out Detect POR PWM Reset WDT	5 mm	5 mm	50 MHz	FLASH	I2C SMBus SPI UART USART	Internal	CIP-51 8051	Surface Mount	1.8 V	5.5 V	SAR	16 count	1 count	10 bit	12 bit	8 Bit	32-WFQFN Exposed Pad

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EFM8BB52F16I-C-QFN32R | Datasheet