EFM8BB21F16G-C-QSOP24R IC MCU 8BIT 16KB FLASH 24QSOP Silicon Labs

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Payment Terms	T/T
Supply Ability	In stock
Delivery Time	3-5 work days
Packaging Details	anti-static bag & cardboard box
Core Processor	CIP-51 8051
Core Size	8-Bit
Speed	50MHz
Connectivity	I²C, SMBus, SPI, UART/USART
Peripherals	Brown-out Detect/Reset, POR, PWM, WDT
Number of I/O	21
Program Memory Size	16KB (16K x 8)
Program Memory Type	FLASH
EEPROM Size	-
RAM Size	2.25K x 8
Voltage - Supply (Vcc/Vdd)	2.2V ~ 3.6V
Data Converters	A/D 20x12b
Oscillator Type	Internal
Operating Temperature	-40°C ~ 85°C (TA)
Mounting Type	Surface Mount
Package / Case	24-SSOP (0.154", 3.90mm Width)
Supplier Device Package	24-QSOP
Brand Name	Silicon Labs
Model Number	EFM8BB21F16G-C-QSOP24R

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Product Details
Company Details

Product Specification


Payment Terms	T/T	Supply Ability	In stock
Delivery Time	3-5 work days	Packaging Details	anti-static bag & cardboard box
Core Processor	CIP-51 8051	Core Size	8-Bit
Speed	50MHz	Connectivity	I²C, SMBus, SPI, UART/USART
Peripherals	Brown-out Detect/Reset, POR, PWM, WDT	Number of I/O	21
Program Memory Size	16KB (16K x 8)	Program Memory Type	FLASH
EEPROM Size	-	RAM Size	2.25K x 8
Voltage - Supply (Vcc/Vdd)	2.2V ~ 3.6V	Data Converters	A/D 20x12b
Oscillator Type	Internal	Operating Temperature	-40°C ~ 85°C (TA)
Mounting Type	Surface Mount	Package / Case	24-SSOP (0.154", 3.90mm Width)
Supplier Device Package	24-QSOP	Brand Name	Silicon Labs
Model Number	EFM8BB21F16G-C-QSOP24R

Product Details

EFM8 Universal Bee Family

EFM8UB2 Data Sheet

Feature List

The EFM8UB2 highlighted features are listed below.
• Core:
• Pipelined CIP-51 Core
• Fully compatible with standard 8051 instruction set
• 70% of instructions execute in 1-2 clock cycles
• 48 MHz maximum operating frequency
• Memory:
• Up to 64 KB flash memory, in-system re-programmable from firmware.
• 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
• Internal 5-to-3.3 V LDO allows direct connection to USB supply net
• Power-on reset circuit and brownout detectors
• I/O: Up to 40 total multifunction I/O pins:
• Flexible peripheral crossbar for peripheral routing
• 10 mA source, 25 mA sink allows direct drive of LEDs
• Clock Sources:
• Internal 48 MHz precision oscillator ( ±1.5% accuracy without USB clock recovery, ±0.25% accuracy with USB clock recovery)
• Internal 80 kHz low-frequency oscillator
• External crystal, RC, C, and CMOS clock options
• Timers/Counters and PWM:
• 5-channel Programmable Counter Array (PCA) supporting PWM, capture/compare, and frequency output modes with watchdog timer function
• 6 x 16-bit general-purpose timers
• Communications and Digital Peripherals:
• Universal Serial Bus (USB) Function Controller with eight flexible endpoint pipes, integrated transceiver, and 1 KB FIFO RAM
• 2 x UART
• SPI™ Master / Slave
• 2 x SMBus™/I2C™ Master / Slave
• External Memory Interface (EMIF)
• Analog:
• 10-Bit Analog-to-Digital Converter (ADC0)
• 2 x Low-current analog comparators
• On-Chip, Non-Intrusive Debugging
• Full memory and register inspection
• Four hardware breakpoints, single-stepping
• Pre-loaded USB bootloader
• Temperature range -40 to 85 ºC
• Single power supply 2.65 to 3.6 V
• QFP48, QFP32, and QFN32 packages

Specifications

Attribute	Attribute Value
Manufacturer	Silicon Labs
Product Category	Microcontrollers
Manufacturer	Silicon Laboratories
Product-Category	8-bit Microcontrollers - MCU
RoHS	Details
Packaging	Reel
Brand	Silicon Labs
Tradename	Busy Bee

Descriptions

CIP-51 8051 Busy Bee Microcontroller IC 8-Bit 50MHz 16KB (16K x 8) FLASH 24-QSOP

MCU 8-bit 8051 CISC 16KB Flash 2.5V/3.3V Automotive 24-Pin QSOP T/R

8-bit Microcontrollers - MCU 16kB/2304B RAM 12b ADC

Company Details

Bronze Gleitlager

Bronze Sleeve Bushings

and

Graphite Plugged Bushings

from Quality China Factory

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Business Type:

Distributor/Wholesaler,Trading Company 
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Year Established:

2005 
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Total Annual:

1000000-3000000
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Employee Number:

100~150 
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Ecer Certification：

Verified Supplier 

Our company, founded in 2005, has built long-term partnerships with numerous high-quality suppliers worldwide. We specialize in providing customers with new and original products. To ensure quality, our technicians rigorously test all products before shipment, offering customers the strongest ass... Our company, founded in 2005, has built long-term partnerships with numerous high-quality suppliers worldwide. We specialize in providing customers with new and original products. To ensure quality, our technicians rigorously test all products before shipment, offering customers the strongest ass...

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Sanhuang electronics (Hong Kong) Co., Limited
No. 2520, 25th Floor, Block A, New Asia Guoli Building, Huaqiang North Street, Shenzhen, China
https://www.integratedcircuit-ic.com/

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