C8051F503-IQ is out of stock and can be placed on backorder.
Available Substitutes:

MFR Recommended


Silicon Labs
In Stock: 0
Unit Price: $1.44047
Datasheet
8051 C8051F50x Microcontroller IC 8-Bit 50MHz 64KB (64K x 8) FLASH 32-LQFP (7x7)
Image shown is a representation only. Exact specifications should be obtained from the product data sheet.

C8051F503-IQ

DigiKey Part Number
336-1516-ND
Manufacturer
Manufacturer Product Number
C8051F503-IQ
Description
IC MCU 8BIT 64KB FLASH 32LQFP
Manufacturer Standard Lead Time
12 Weeks
Customer Reference
Detailed Description
8051 C8051F50x Microcontroller IC 8-Bit 50MHz 64KB (64K x 8) FLASH 32-LQFP (7x7)
Datasheet
 Datasheet
Product Attributes
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Category
Program Memory Size
Mfr
Program Memory Type
FLASH
Series
RAM Size
4.25K x 8
Packaging
Tray
Voltage - Supply (Vcc/Vdd)
1.8V ~ 5.25V
Part Status
Active
Data Converters
A/D 25x12b
DigiKey Programmable
Not Verified
Oscillator Type
Internal
Core Processor
8051
Operating Temperature
-40°C ~ 125°C (TA)
Core Size
8-Bit
Mounting Type
Surface Mount
Speed
50MHz
Supplier Device Package
32-LQFP (7x7)
Connectivity
SMBus (2-Wire/I2C), SPI, UART/USART
Package / Case
32-LQFP
Peripherals
POR, PWM, Temp Sensor, WDT
Base Product Number
Number of I/O
25
Associated Products
Environmental & Export Classifications
Product Questions and Answers
Additional Resources
Substitutes (1)
Part NumberManufacturerQuantity AvailableDigiKey Part NumberUnit PriceSubstitute Type
EFM8BB31F64I-D-QFN32Silicon Labs0336-EFM8BB31F64I-D-QFN32-ND$1.44047MFR Recommended
In-Stock: 0
250 estimated in stock on 06-Nov-2026
Request Stock Notification
All prices are in USD
Tray
QuantityUnit PriceExt Price
1$11.54000$11.54
10$9.56600$95.66
25$8.92000$223.00
100$8.13000$813.00
250$7.72604$1,931.51
500$7.47606$3,738.03
1,000$7.26792$7,267.92
Note: Due to DigiKey value-add services the packaging type may change when product is purchased at quantities beneath the standard package.
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