*For representation only.
C8051F581-IQR
| Mfr. No: | C8051F581-IQR |
| Mfr.: | Silicon Labs |
| Category: | 8-bit Microcontrollers - MCU |
| Description: | 8-bit Microcontrollers - MCU 50 MIPS, 128 kB, 8 kB, SPI, 2xUART, I2C, QFP48 |
| Lifecycle: | Last Time Buy |
| Datasheet: | C8051F581-IQR Datasheet (PDF) |
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Specifications
| Programmable | Not Verified |
| Core Processor | 8051 |
| Core Size | 8-Bit |
| Speed | 50MHz |
| Connectivity | EBI/EMI, SMBus (2-Wire/I2C), SPI, UART/USART |
| Peripherals | POR, PWM, Temp Sensor, WDT |
| Number of I/O | 40 |
| Program Memory Size | 128KB (128K x 8) |
| Program Memory Type | FLASH |
| EEPROM Size | - |
| RAM Size | 8.25K x 8 |
| Voltage - Supply (Vcc/Vdd) | 1.8V ~ 5.25V |
| Data Converters | A/D 32x12b |
| Oscillator Type | Internal |
| Operating Temperature | -40°C ~ 125°C (TA) |
| Mounting Type | Surface Mount |
| Supplier Device Package | 48-TQFP (7x7) |
| Package / Case | 48-TQFP |
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Product Attributes
| Packaging | Reel |
| Standard Pack Qty | 500 |
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Alternate / Replacement Parts
| Alternate Packaging | C8051F581-IQ |
| Suggested Replacement |
11,316
Units In Stock
📦 Reel
- 24-hour response
- Global shipping
- Genuine parts guaranteed
Test report available upon request —
view sample report
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Key Specifications
| Category | 8-bit Microcontrollers - MCU |
| RoHS | RoHS Compliant |
| Lifecycle | |
| Lead Time | 161 Days (from factory) |
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Documentation
⬇ Download Datasheet
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Compliance & Export
| Country / Standard | Code |
|---|---|
| CNHTS | 8542319092 |
| CAHTS | 8542310000 |
| USHTS | 8542310015 |
| JPHTS | 8542310324 |
| TARIC | 8542399000 |
| MXHTS | 8542399901 |
| ECCN | 3A991.a.2 |
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Product Overview
Silicon Labs manufactures the C8051F581-IQR, a 8-bit microcontrollers - mcu part used in electronic assemblies. It features programmable: Not Verified, core processor: 8051, core size: 8-Bit, speed: 50MHz, connectivity: EBI/EMI, SMBus (2-Wire/I2C), SPI, UART/USART and peripherals: POR, PWM, Temp Sensor, WDT. This part has a typical lead time of 161 Days from factory and ships with a full manufacturer datasheet available for download. You can source C8051F581-IQR through Simplytronix, with fast shipping and verified authenticity.
