■ 제품필수정보

제조사	Silicon Labs
제조사품명	EFM8BB31F32I-B-5QFN32
간략설명	Silicon Labs EFM8BB31F32I-B-5QFN32, 8bit CIP-51 Microcontroller, EFM8BB3, 50MHz, 32 kB Flash, 32-Pin QFN

■ 제품사양

패밀리명 = EFM8BB3
패키지 = QFN
장착형태 = Surface Mount
핀수 = 32
코어 = CIP-51
데이터 버스 = 8bit
프로그램 메모리 크기 = 32 kB
최대 주파수 = 50MHz
RAM 크기 = 2.304 kB
USB 채널 = 0
PWM 단위 수 = 1 Number of SPI Channels = 1 Number of CAN Channels = 0 Instruction Set Architecture = 8051 The EFM8BB31F16I-4QFN24 is part of the Busy Bee family of 8051 based 8-bit MCUs. Built on top of a low power platform this device operates at 50 MHz. The EFM8BB31F16I-4QFN24 includes 16 kB Flash, 2.25 kB RAM, 20 Dig I/O Pins, 6 x 16-bit Timers, 0 PCA Channels, -40 to 125 ºC temperature range, Industrial grade, 4x4 QFN24 package, and additional communication peripherals.Pipelined 8-bit 8051 MCU Core with 50 MHz operating frequency Up to 29 multifunction I/O pins One 12-bit/10-bit ADC Four 12-bit DACs with synchronization and PWM capabilities Two low-current analog comparators with built-in reference DACs Internal temperature sensor Internal 49 MHz and 24.5 MHz oscillators accurate to ±2% Four channels of Configurable Logic 6-channel PWM / PCA Six 16-bit general-purpose timersCore: Pipelined CIP-51 Core Fully compatible with standard 8051 instruction set 70% of instructions execute in 1-2 clock cycles 50 MHz maximum operating frequency Memory: Up to 64 kB flash memory (63 kB user-accessible), in-sys- tem re-programmable from firmware in 512-byte sectors Up to 4352 bytes RAM (including 256 bytes standard 8051 RAM and 4096 bytes on-chip XRAM) Power: Internal LDO regulator for CPU core voltage Power-on reset circuit and brownout detectors I/O: Up to 29 total multifunction I/O pins: Up to 25 pins 5 V tolerant under bias Selectable state retention through reset events Flexible peripheral crossbar for peripheral routing 5 mA source, 12.5 mA sink allows direct drive of LEDs Clock Sources: Internal 49 MHz oscillator with accuracy of ±2% Internal 24.5 MHz oscillator with ±2% accuracy Internal 80 kHz low-frequency oscillatorAnalog: 12/10-Bit Analog-to-Digital Converter (ADC) Internal temperature sensor 4 x 12-Bit Digital-to-Analog Converters (DAC) 2 x Low-current analog comparators with adjustable refer- ence Communications and Digital Peripherals: 2 x UART, up to 3 Mbaud SPI??Master / Slave, up to 12 Mbps SMBus??I2C??Master / Slave, up to 400 kbps I 2C High-Speed Slave, up to 3.4 Mbps 16-bit CRC unit, supporting automatic CRC of flash at 256- byte boundaries 4 Configurable Logic Units Timers/Counters and PWM: 6-channel programmable counter array (PCA) supporting PWM, capture/compare, and frequency output modes 6 x 16-bit general-purpose timers Independent watchdog timer, clocked from the low frequen- cy oscillator On-Chip, Non-Intrusive Debugging