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For Reference Only
| Part Number | EFM8BB31F32I-B-4QFN24 |
| OEMstron Part # | EFM8BB31F32I-B-4QFN24 |
| Manufacturer | Silicon Labs |
| Category | Semiconductors › Embedded Processors & Controllers › Microcontrollers |
| Description | IC MCU 8BIT 32KB FLASH 24QFN |
| Lifecycle | Not For New Designs |
| RoHS | No RoHS Information |
| EDA/CAD Models | EFM8BB31F32I-B-4QFN24 PCB Footprint and Symbol |
| Warehouses | USA, Europe, China, Hong Kong SAR |
| Estimated Delivery | May 20 - May 25 (Choose Expedited Shipping) |
| Warranty | Up to 1 year [Limited-Warranty]* |
| Payment |  |
| Shipping |  |
EFM8BB31F32I-B-4QFN24 Specifications
| Part Number | EFM8BB31F32I-B-4QFN24 | |
| Brand | Silicon Labs | |
| Lifecycle | Not For New Designs | |
| 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 | 20 | |
| Program Memory Size | 32KB (32K 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 12x10/12b SAR; D/A 2x12b | |
| Oscillator Type | Internal | |
| Operating Temperature | -40°C ~ 125°C (TA) | |
| Mounting Type | Surface Mount | |
| Package / Case | 24-WFQFN Exposed Pad | |
| Supplier Device Package | 24-QFN (4x4) |
EFM8BB31F32I-B-4QFN24 Documents
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Global Supply Chains - Reliable and Authorized Distributor Resources
| Part Number | Description | Stock |
|
EFM8BB31F32I-B-4QFN24 D# V79:2366_22818178 Silicon Laboratories Inc |
8051 50 MHz 32 kB flash 2.25 kB RAM 8-bit Busy Bee MCU RoHS: Compliant
|
Americas - 1 |
| Part Number | Description | Stock |
|
EFM8BB31F32I-B-4QFN24R D# EFM8BB31F32I-B-4QFN24R-ND Silicon Laboratories Inc |
IC MCU 8BIT 32KB FLASH 24QFN |
Limited Supply - Call |
|
EFM8BB31F32I-B-4QFN24 D# 336-4077-ND Silicon Laboratories Inc |
IC MCU 8BIT 32KB FLASH 24QFN |
81 In Stock |
| Part Number | Description | Stock |
|
EFM8BB31F32I-B-4QFN24 D# 2781319 Silicon Laboratories Inc |
MCU, 8BIT, 8051, 50MHZ, QFN-24 RoHS: Compliant
Min Qty: 1
Container: Each
|
0 |
| Part Number | Description | Stock |
|
EFM8BB31F32IB4QFN24 Silicon Laboratories Inc |
OEM/CM QUOTES ONLY | NO BROKERS |
93 |
| Part Number | Description | Stock |
|
EFM8BB31F32I-B-4QFN24 D# 634-EFM8BB31F32B4Q24 Silicon Laboratories Inc |
8-bit Microcontrollers - MCU 8051 50 MHz 16 kB flash 2.25 kB RAM 8-bit Busy Bee MCU RoHS: Compliant
|
264 |
| Part Number | Description | Stock |
|
EFM8BB31F32IB4QFN24 Silicon Laboratories Inc |
OEM/CM ONLY |
176 |
| Part Number | Description | Stock |
|
EFM8BB31F32I-B-4QFN24R Silicon Laboratories Inc |
EFM8 8051 8-bit MCU, Industrial Grade, 32kB, 2kB(RAM), 20 GPIO, 2 DACs, 12 bit ADC, 12 ADC Channels |
Short Lead Time |
|
EFM8BB31F32I-B-4QFN24 Silicon Laboratories Inc |
EFM8 8051 8-bit MCU, Industrial Grade, 32kB, 2kB(RAM), 20 GPIO, 2 DACs, 12 bit ADC, 12 ADC Channels |
Short Lead Time |
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Quick Inquiry
| In Stock | 428 - More on Order |
|---|---|
| Quote Limit | No Limit |
| Lead-Time | Can Ship Immediately |
| Minimum | 1 |
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Pricing (USD)
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|---|---|---|
| 1 | $ 0.0000 | $ 0.0000 |
| 100 | $ 0.0000 | $ 0.0000 |
| 500 | $ 0.0000 | $ 0.0000 |
| 1000 | $ 0.0000 | $ 0.0000 |
| 2500 | $ 0.0000 | $ 0.0000 |
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