
Enlarge
For Reference Only
Part Number | C8051F581-IQR |
OEMstron Part # | C8051F581-IQR |
Manufacturer | Silicon Labs |
Category | Semiconductors › Embedded Processors & Controllers › Microcontrollers |
Description | IC MCU 8BIT 128KB FLASH 48TQFP |
Lifecycle | Active |
RoHS | No RoHS Information |
EDA/CAD Models | C8051F581-IQR PCB Footprint and Symbol |
Warehouses | USA, Europe, China, Hong Kong SAR |
Estimated Delivery | Mar 17 - Mar 22 (Choose Expedited Shipping) |
Warranty | Up to 1 year [Limited-Warranty]* |
Payment | ![]() |
Shipping | ![]() |
C8051F581-IQR Specifications
Part Number | C8051F581-IQR | |
Brand | Silicon Labs | |
Lifecycle | Active | |
RoHS | No RoHS Information | |
Product Line | Semiconductors | |
Category | Embedded Processors & Controllers | |
Subcategory | Microcontrollers | |
Manufacturer | Silicon Labs | |
Series | C8051F58x | |
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 | |
Package / Case | 48-TQFP | |
Supplier Device Package | 48-TQFP (7x7) |
C8051F581-IQR 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 |
C8051F581-IQR Silicon Laboratories Inc |
IC 8051 MCU 128K FLASH 48-QFP |
Contact Us |
Part Number | Description | Stock |
C8051F581-IQR D# 336-4821-2-ND Silicon Laboratories Inc |
IC MCU 8BIT 128KB FLASH 48TQFP |
On Order |
Part Number | Description | Stock |
C8051F581-IQR D# NS-C8051F581-IQR Silicon Laboratories Inc |
OEM/CM ONLY |
8104 |
Part Number | Description | Stock |
C8051F581-IQR Silicon Laboratories Inc |
50 MIPS, 128 kB, 8 kB, SPI, 2xUART, I2C, QFP48 |
Short Lead Time |
The Products You May Be Interested In
![]() |
EFM8LB12F32E-B-QFN24R | IC MCU 8BIT 32KB FLASH 24QFN | 200 More on Order |
![]() |
PIC32MX130F256B-50I/SP | IC MCU 32BIT 256KB FLASH 28SDIP | 444 More on Order |
![]() |
UPD703235GC(A)-429-8EA-A | IC MCU | 210 More on Order |
![]() |
STM32L431RCI6 | IC MCU 32BIT 256KB FLASH 64UFBGA | 4716 More on Order |
![]() |
AT89C51CC02UA-TISUM | IC MCU 8BIT 16KB FLASH 28SOIC | 455 More on Order |
![]() |
PIC16C57C-40/SS | IC MCU 8BIT 3KB OTP 28SSOP | 120 More on Order |
![]() |
STM32L471VGT6 | IC MCU 32BIT 1MB FLASH 100LQFP | 599 More on Order |
![]() |
PIC17C42A-33/PT | IC MCU 8BIT 4KB OTP 44TQFP | 398 More on Order |
![]() |
PIC24EP32MC204-E/ML | IC MCU 16BIT 32KB FLASH 44QFN | 281 More on Order |
![]() |
MSP430F67791IPZ | IC MCU 16BIT 512KB FLASH 100LQFP | 109 More on Order |
![]() |
PIC32MX470F512LT-120/PT | IC MCU 32BIT 512KB FLASH 100TQFP | 274 More on Order |
![]() |
R5F100JGAFA#V0 | IC MCU 16BIT 128KB FLASH 52LQFP | 426 More on Order |
Quick Inquiry
In Stock | 488 - More on Order |
---|---|
Quote Limit | No Limit |
Lead-Time | To be Confirmed |
Minimum | 1 |
Warm Tips: Please fill out the form below. We will contact you as soon as possible.
OR
Add to Shopping Cart
Pricing (USD)
Qty. | Unit Price | Ext. Price |
---|---|---|
1 | $ 14.5653 | $ 14.5653 |
100 | $ 14.5653 | $ 1,456.5300 |
500 | $ 14.5653 | $ 7,282.6500 |
1000 | $ 14.5653 | $ 14,565.3000 |
2500 | $ 14.5653 | $ 36,413.2500 |
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.