
For Reference Only
Part Number | EFM8BB21F16I-C-QFN20 |
OEMstron Part # | EFM8BB21F16I-C-QFN20 |
Manufacturer | Silicon Labs |
Category | Semiconductors › Embedded Processors & Controllers › Microcontrollers |
Description | IC MCU 8BIT 16KB FLASH 20QFN |
Lifecycle | Active |
RoHS | No RoHS Information |
EDA/CAD Models | EFM8BB21F16I-C-QFN20 PCB Footprint and Symbol |
Warehouses | USA, Europe, China, Hong Kong SAR |
Estimated Delivery | Feb 24 - Mar 1 (Choose Expedited Shipping) |
Warranty | Up to 1 year [Limited-Warranty]* |
Payment | ![]() |
Shipping | ![]() |
EFM8BB21F16I-C-QFN20 Specifications
Part Number | EFM8BB21F16I-C-QFN20 | |
Brand | Silicon Labs | |
Lifecycle | Active | |
RoHS | No RoHS Information | |
Product Line | Semiconductors | |
Category | Embedded Processors & Controllers | |
Subcategory | Microcontrollers | |
Manufacturer | Silicon Labs | |
Series | Busy Bee | |
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 | 16 | |
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 15x12b | |
Oscillator Type | Internal | |
Operating Temperature | -40°C ~ 125°C (TA) | |
Mounting Type | Surface Mount | |
Package / Case | 20-WFQFN Exposed Pad | |
Supplier Device Package | 20-QFN (3x3) |
EFM8BB21F16I-C-QFN20 Documents















Industry Leaders in Quality
Cooperation comes from trust,
And trust is based on quality.
Global Supply Chains - Reliable and Authorized Distributor Resources
Part Number | Description | Stock |
EFM8BB21F16I-C-QFN20 D# V99:2348_14763535 Silicon Laboratories Inc |
8051 50 MHz 16 kB flash 2.25 kB RAM 8-bit Busy Bee MCU RoHS: Compliant
|
Americas - 0 |
Part Number | Description | Stock |
EFM8BB21F16I-C-QFN20R D# 336-4847-2-ND Silicon Laboratories Inc |
IC MCU 8BIT 16KB FLASH 20QFN |
On Order |
EFM8BB21F16I-C-QFN20 D# 336-3640-5-ND Silicon Laboratories Inc |
IC MCU 8BIT 16KB FLASH 20QFN |
840 In Stock |
Part Number | Description | Stock |
EFM8BB21F16I-C-QFN20 D# 2614233 Silicon Laboratories Inc |
MCU, 8BIT, 8051, 50MHZ, QFN-20 RoHS: Compliant
Min Qty: 1
Container: Each
|
0 |
Part Number | Description | Stock |
EFM8BB21F16ICQFN20 Silicon Laboratories Inc |
OEM/CM QUOTES ONLY | NO BROKERS |
1762 |
EFM8BB21F16ICQFN20R Silicon Laboratories Inc |
OEM/CM QUOTES ONLY | NO BROKERS |
5175 |
Part Number | Description | Stock |
EFM8BB21F16I-C-QFN20 D# 96Y5659 Silicon Laboratories Inc |
MCU, 8BIT, 8051, 50MHZ, QFN-20, Product Range:EFM8 Family EFM8BB Series Microcontrollers, CPU Speed:50MHz, Program Memory Size:16KB, RAM Memory Size:2.25KB, No. of Pins:20Pins, MCU Case Style:QFN, No. of I/O s:16I/O s, Embedded RoHS Compliant: Yes RoHS: Compliant
Min Qty: 1
Container: Bulk
|
0 |
Part Number | Description | Stock |
EFM8BB21F16ICQFN20R Silicon Laboratories Inc |
OEM/CM ONLY |
3095 |
Part Number | Description | Stock |
EFM8BB21F16I-C-QFN20R Silicon Laboratories Inc |
16kB/2304B RAM, 12b ADC |
Short Lead Time |
EFM8BB21F16I-C-QFN20 Silicon Laboratories Inc |
8051 50 MHz 16 kB flash 2.25 kB RAM 8-bit Busy Bee MCU |
Short Lead Time |
Part Number | Description | Stock |
EFM8BB21F16I-C-QFN20 D# 2614233 Silicon Laboratories Inc |
MCU, 8BIT, 8051, 50MHZ, QFN-20 RoHS: Compliant
Min Qty: 1
Container: Each
|
0 |
The Products You May Be Interested In
![]() |
XUF216-512-FB236-C20 | IC MCU 32BIT 2MB FLASH 236FBGA | 647 More on Order |
![]() |
PIC18LF27K42-E/SO | IC MCU 8BIT 128KB FLASH 28SOIC | 1552 More on Order |
![]() |
TM4C123AE6PMI | IC MCU 32BIT 128KB FLASH 64LQFP | 2578 More on Order |
![]() |
Z8F4821VN020SC00TR | IC MCU 8BIT 48KB FLASH 44PLCC | 481 More on Order |
![]() |
STM32F051K8U7 | IC MCU 32BIT 64KB FLASH 32UFQFPN | 9253 More on Order |
![]() |
MC9S08FL16CLC | IC MCU 8BIT 16KB FLASH 32LQFP | 3654 More on Order |
![]() |
UPD780024AGK-E08-9ET-A | IC MCU | 386 More on Order |
![]() |
AT91SAM7XC128-AU | IC MCU 32BIT 128KB FLASH 100LQFP | 272 More on Order |
![]() |
PIC16C73B/JW | IC MCU 8BIT 7KB EPROM/UV 28CDIP | 421 More on Order |
![]() |
R5F56218BDBG#U0 | IC MCU 32BIT 512KB FLASH 176BGA | 430 More on Order |
![]() |
MK10DX128VLH7R | IC MCU 32BIT 128KB FLASH 64LQFP | 281 More on Order |
![]() |
TMPM333FDFG(C,J) | IC MCU 32BIT 512KB FLASH 100LQFP | 173 More on Order |
Quick Inquiry
In Stock | 402 - More on Order |
---|---|
Quote Limit | No Limit |
Lead-Time | To be Confirmed |
Minimum | 1 |
Add to Shopping Cart
Pricing (USD)
Qty. | Unit Price | Ext. Price |
---|---|---|
1 | $ 1.7396 | $ 1.7396 |
100 | $ 1.7396 | $ 173.9600 |
500 | $ 1.7396 | $ 869.8000 |
1000 | $ 1.7396 | $ 1,739.6000 |
2500 | $ 1.7396 | $ 4,349.0000 |
OEMstron will offer the most competitive prices for you, please refer to the quotations.
Contact Us
- CALL US
86-755-83232896
- SKYPE
- Message
Please feel free to contact us for details.