EFM8BB31F32I-B-QFN32 Price & Stock
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Manufacturer
Integrated Circuits (ICs) > Embedded - Microcontrollers
IC MCU 8BIT 32KB FLASH 32QFN
Specifications
| Series | Automotive, AEC-Q100, Busy Bee |
| Part Status | Active |
| 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 | 29 |
| Program Memory Size | 32KB (32K x 8) |
| Program Memory Type | FLASH |
| RAM Size | 2.25K x 8 |
| Voltage - Supply (Vcc/Vdd) | 2.2 V ~ 3.6 V |
| Data Converters | A/D 20x12b, D/A 2x12b |
| Oscillator Type | Internal |
| Operating Temperature | -40°C ~ 125°C (TA) |
| Package / Case | 32-UFQFN Exposed Pad |
| Supplier Device Package | 32-QFN (4x4) |
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Zhong Hai Sheng Technology Limited
Certificates
| Part # | Manufacturer | Description | Stock | Price | Buy | |
|---|---|---|---|---|---|---|
| EFM8BB31F32I-B-QFN32 | Silicon Labs | 32-UFQFN Exposed Pad | 2000 |
|
Inquiry |
| Part # | Manufacturer | Description | Stock | Price | Buy | |
|---|---|---|---|---|---|---|
| EFM8BB31F32I-B-QFN32 | Infineon Technologies | IC MCU 16BIT 256KB MROM 100QFP | 8781 |
|
Inquiry | |
| EFM8BB31F32I-B-QFN32R | STMicroelectronics | CONTROLLER / PROCESSOR | 5255 |
|
Inquiry |
Heisener Electronics Co., Limited
Certificates
| Part # | Manufacturer | Description | Stock | Price | Buy | |
|---|---|---|---|---|---|---|
| EFM8BB31F32I-B-QFN32 | Silicon Labs | IC MCU 8BIT 32KB FLASH 32QFN Embedded - Microcontrollers
|
7466 |
|
Buy | |
| EFM8BB31F32I-B-QFN32R | Silicon Labs | IC MCU 8BIT 32KB FLASH 32QFN Embedded - Microcontrollers
|
5532 |
|
Buy |
Allchips Limited
Certificates
| Part # | Manufacturer | Description | Stock | Price | Buy | |
|---|---|---|---|---|---|---|
| EFM8BB31F32I-B-QFN32 | Silicon Labs | IC MCU 8BIT 32KB FLASH 32QFN | In-Stock |
|
Inquiry |
Gang Bo Industrial Co,.Limited
Certificates
| Part # | Manufacturer | Description | Stock | Price | Buy | ||
|---|---|---|---|---|---|---|---|
| EFM8BB31F32I-B-QFN32 | Silicon Labs | IC MCU 8BIT 32KB FLASH 32QFN | 10000 |
|
Buy |
In Clear Electronics Limited
Certificates
| Part # | Manufacturer | Description | Stock | Price | Buy | |
|---|---|---|---|---|---|---|
| EFM8BB31F32I-B-QFN32 | Silicon Labs | IC MCU 8BIT 32KB FLASH 32QFN | 5000 |
|
Inquiry | |
| EFM8BB31F32I-B-QFN32R | Silicon Labs | IC MCU 8BIT 32KB FLASH 32QFN | 5000 |
|
Inquiry |
PNEDA Technology Co., Ltd
Certificates
| Part # | Manufacturer | Description | Stock | Price | Buy | |
|---|---|---|---|---|---|---|
| EFM8BB31F32I-B-QFN32 | Silicon Labs | 8888 |
|
Inquiry |
Shenzhen Bomo Microelectronics Technology Co., Ltd.
Certificates
| Part # | Manufacturer | Description | Stock | Price | Buy | |
|---|---|---|---|---|---|---|
| EFM8BB31F32I-B-QFN32 | Silicon Labs | Tray | in stock |
|
Inquiry |
NOVA Technology (HK) Co., Ltd.
Certificates
| Part # | Manufacturer | Description | Stock | Price | Buy | |
|---|---|---|---|---|---|---|
| EFM8BB31F32I-B-QFN32 | Silicon Labs | IC MCU 8BIT 32KB FLASH 32QFN |
|
Inquiry |
Quarktwin Technology Ltd
Certificates
| Part # | Manufacturer | Description | Stock | Price | Buy | |
|---|---|---|---|---|---|---|
| EFM8BB31F32I-B-QFN32 | Silicon Labs | CIP-51 8051 Busy Bee Microcontroller IC 8-Bit 50MHz 32KB (32K x 8) FLASH 32-QFN (4x4) | 6382 |
|
Inquiry |
| Part # | Manufacturer | Description | Stock | Price | Buy | |
|---|---|---|---|---|---|---|
| EFM8BB31F32I-B-QFN32 | Silicon Labs | IC MCU 8BIT 32KB FLASH 32QFN | 91 |
|
Inquiry |
Lingto Electronic Limited
Certificates
| Part # | Manufacturer | Description | Stock | Price | Buy | |
|---|---|---|---|---|---|---|
| EFM8BB31F32I-B-QFN32 | Silicon Labs | DC:24+ ; IC MCU 8BIT 32KB FLASH 32QFN | 40233 |
|
Inquiry |
Hong Kong Luk Electronics Co., Limited
Certificates
| Part # | Manufacturer | Description | Stock | Price | Buy | |
|---|---|---|---|---|---|---|
| EFM8BB31F32I-B-QFN32 | Silicon Labs |
|
Inquiry |
| Part # | Manufacturer | Description | Stock | Price | Buy | |
|---|---|---|---|---|---|---|
| EFM8BB31F32I-B-QFN32 | Energy Micro (Silicon Labs) | IC MCU 8BIT 32KB FLASH 32QFN Embedded - Microcontrollers
|
In-Stock |
|
Inquiry |
Lanka Micro Electronic Co.,Limited
Certificates
| Part # | Manufacturer | Description | Stock | Price | Buy | |
|---|---|---|---|---|---|---|
| EFM8BB31F32I-B-QFN32 | Silicon Labs | IC MCU 8BIT 32KB FLASH 32QFN | 469 |
|
Buy |
| Part # | Manufacturer | Description | Stock | Price | Buy | |
|---|---|---|---|---|---|---|
| EFM8BB31F32I-B-QFN32 | Energy Micro (Silicon Labs) | IC MCU 8BIT 32KB FLASH 32QFN ; 32-QFN (4x4) Embedded - Microcontrollers
|
Available |
|
Inquiry |
| Part # | Manufacturer | Description | Stock | Price | Buy | |
|---|---|---|---|---|---|---|
| EFM8BB31F32I-B-QFN32 | Silicon Labs | SILICON LABS EFM8BB31F32I-B-QFN32 8 Bit Microcontroller, EFM8 - Busy Bee, 50 MHz, 32 KB, 2.25 KB, 32 Pins, QFNNew ; 32-UFQFN Exposed Pad | 9687 |
|
Buy | |
| EFM8BB31F32I-B-QFN32R | Silicon Labs | IC MCU 8BIT 32KB FLASH 32QFN ; 32-UFQFN Exposed Pad | 3628 |
|
Buy |
Lvy Electronics
Certificates
| Part # | Manufacturer | Description | Stock | Price | Buy | |
|---|---|---|---|---|---|---|
| EFM8BB31F32I-B-QFN32 | Silicon Labs | 2000 |
|
Inquiry | ||
| EFM8BB31F32I-B-QFN32 | 2000 |
|
Inquiry |
Shenzhen Zuan Ying Tech Trade Co., Ltd
Certificates
| Part # | Manufacturer | Description | Stock | Price | Buy | |
|---|---|---|---|---|---|---|
| EFM8BB31F32I-B-QFN32 | Silicon Labs | IC MCU 8BIT 32KB FLASH 32QFN ; DC:21+ ; 32-QFN (4x4) | 100 |
|
Inquiry |
| Part # | Manufacturer | Description | Stock | Price | Buy | |
|---|---|---|---|---|---|---|
| EFM8BB31F32I-B-QFN32 | Silicon Labs | 469 |
|
Inquiry |
Shenzhen Dasenic Electronic Limited
Certificates
| Part # | Manufacturer | Description | Stock | Price | Buy | ||
|---|---|---|---|---|---|---|---|
| EFM8BB31F32I-B-QFN32 | Silicon Labs | IC MCU 8BIT 32KB FLASH 32QFN Integrated Circuits (ICs)>Embedded - Microcontrollers
|
1452 |
|
Buy |
DGT Technology (HK) Co., Limited
Certificates
| Part # | Manufacturer | Description | Stock | Price | Buy | ||||
|---|---|---|---|---|---|---|---|---|---|
| EFM8BB31F32I-B-QFN32 | Silicon Labs | IC MCU 8BIT 32KB FLASH 32QFN | 10000 |
|
Inquiry |
Blue Peninsula Technology Co., Limited
Certificates
| Part # | Manufacturer | Description | Stock | Price | Buy | |
|---|---|---|---|---|---|---|
| EFM8BB31F32I-B-QFN32 | Silicon Labs | IC MCU 8BIT 32KB FLASH 32QFN | 7323 |
|
Inquiry |
KaiLiYuan Electronic Technology (ShenZhen) Co., Ltd
Certificates
| Part # | Manufacturer | Description | Stock | Price | Buy | |
|---|---|---|---|---|---|---|
| EFM8BB31F32I-B-QFN32 | Silicon Labs | IC MCU 8BIT 32KB FLASH 32QFN ; DC:21+ ; 32-QFN (4x4) | 111 |
|
Inquiry |
| Part # | Manufacturer | Description | Stock | Price | Buy | |
|---|---|---|---|---|---|---|
| EFM8BB31F32I-B-QFN32 | Silicon Labs | 32-QFN (4x4) New and original,In Stock | 18784 |
|
Inquiry |
Asian Tera Part Limited
Certificates
| Part # | Manufacturer | Description | Stock | Price | Buy | |
|---|---|---|---|---|---|---|
| EFM8BB31F32I-B-QFN32 | Silicon Labs | Check alternative solution with competitive price | 92034 |
|
Inquiry |
GlobalTek Components
Certificates
| Part # | Manufacturer | Description | Stock | Price | Buy | |
|---|---|---|---|---|---|---|
| EFM8BB31F32IBQFN32 | Silicon Labs | OEM/CM QUOTES ONLY | NO BROKERS | 920 |
|
Inquiry |
| Part # | Manufacturer | Description | Stock | Price | Buy | |
|---|---|---|---|---|---|---|
| EFM8BB31F32I-B-QFN32 | SILICON | QFN32 ; DC:21+ | 470 |
|
Inquiry |
Nexxon, Inc. (USA)
Certificates
| Part # | Manufacturer | Description | Stock | Price | Buy | |
|---|---|---|---|---|---|---|
| EFM8BB31F32I-B-QFN32 | Silicon Labs | In Stock |
|
Inquiry |
| Part # | Manufacturer | Description | Stock | Price | Buy | |
|---|---|---|---|---|---|---|
| EFM8BB31F32I-B-QFN32 | Silicon Labs | 8-bit Microcontrollers - MCU 8051 50 MHz 32 kB flash 2.25 kB RAM 8-bit Busy Bee MCU | in stock |
|
Inquiry |
Authorized Procurement Solutions
Certificates
| Part # | Manufacturer | Description | Stock | Price | Buy | |
|---|---|---|---|---|---|---|
| EFM8BB31F32I-B-QFN32 | Silicon Laboratories Inc | OEMs, CMs ONLY (NO BROKERS) | 500 |
|
Inquiry |
| Part # | Manufacturer | Description | Stock | Price | Buy | |
|---|---|---|---|---|---|---|
| EFM8BB31F32I-B-QFN32 | Silicon Labs | 8-bit Microcontrollers - MCU 8051 50 MHz 16 kB flash 2.25 kB RAM 8-bit Busy Bee MCU | in stock |
|
Inquiry | |
| EFM8BB31F32I-B-QFN32R | Silicon Labs | 8-bit Microcontrollers - MCU 8051 50 MHz 16 kB flash 2.25 kB RAM 8-bit Busy Bee MCU | in stock |
|
Inquiry |
| Part # | Manufacturer | Description | Stock | Price | Buy | |
|---|---|---|---|---|---|---|
| EFM8BB31F32I-B-QFN32 | SILICON | DC:14+ ; QFN32 | 470 |
|
Inquiry |
| Part # | Manufacturer | Description | Stock | Price | Buy | |
|---|---|---|---|---|---|---|
| EFM8BB31F32IBQFN32 | Siliconix / Vishay | OEM/CM ONLY | 116 |
|
Inquiry | |
| EFM8BB31F32IBQFN32R | SILI | OEM/CM ONLY | 2603 |
|
Inquiry |
Farnell element14
Certificates
| Part # | Manufacturer | Description | Stock | Price | Buy | |
|---|---|---|---|---|---|---|
|
EFM8BB31F32I-B-QFN32
sku #: 2614237
|
Silicon Labs | Silicon Labs - Mcu, 8Bit, 8051, 50Mhz, Qfn-32 - Efm8Bb31F32I-B-Qfn32 |Silicon Labs EFM8BB31F32I-B-QFN32 | out of stock |
|
Buy |
See Also:
EFM8BB31F32I-B-5QFN32
EFM8BB31F32I-D-QFN32
EFM8BB31F32I-B-QFP32
EFM8BB31F32I-C-QFN32
EFM8BB31F32I-B-QFN32R
EFM8BB31F32G-B-QFN32
EFM8BB31F32I-B-QFP32R
EFM8BB31F32I-D-QFP32
EFM8BB31F32G-A-QFN32
EFM8BB31F16I-B-QFN32
EFM8BB31F32G-B-QFP32
EFM8BB31F32I-B-5QFN32R
EFM8BB31F32I-D-QFN32R
EFM8BB31F32I-C-QFP32
EFM8BB31F32I-B-QFN24
EFM8BB31F32I-C-5QFN32
EFM8BB31F32I-C-QFN32R
EFM8BB31F32G-D-QFN32
EFM8BB31F32G-C-QFN32
EFM8BB31F64I-B-QFN32
EFM8BB31F32I-D-5QFN32
EFM8BB31F32A-B-5QFN32
EFM8BB31F32G-B-QFN32R
EFM8BB52F32I-C-QFN32
EFM8BB31F32G-B-QFN24
EFM8BB31F32G-B-QFP32R
EFM8BB31F32G-C-QFN32R
EFM8BB31F32A-B-5QFN32R
EFM8BB31F64G-B-QFN32
EFM8BB31F16I-B-QFP32
EFM8BB31F32G-A-QFP32
EFM8BB31F32I-B-QFN24R
EFM8BB31F32G-D-QFN32R
EFM8BB31F16I-B-QFN32R
EFM8BB31F32G-C-QFP32
EFM8BB31F32I-B-4QFN24
EFM8BB31F32G-A-QFN32R
EFM8BB31F32G-D-QFP32
EFM8BB31F32I-C-QFN24
EFM8BB31F64I-B-5QFN32
EFM8BB31F16G-B-QFN32
EFM8BB31F16I-C-QFN32
EFM8BB31F64I-C-QFN32
EFM8BB31F16I-B-5QFN32
EFM8BB31F32I-D-QFN24
EFM8BB31F32A-D-5QFN32
EFM8BB31F64I-B-QFP32
EFM8BB31F32A-C-5QFN32
EFM8BB31F32I-D-5QFN32R
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