Solutions & Selection Guides
Pick the right part by the problem you are solving — bundled products, cross-references, and guides.
Add Wired Ethernet to an MCU: SPI-to-Ethernet Selection Guide
Hardwired TCP/IP, SPI MAC+PHY, or an MCU with on-chip MAC — how to choose
View guide →RFID Tag IC Frequency Selection: 125 kHz vs 13.56 MHz vs UHF
Range, data, cost, and reader ecosystem — pick the band by application
View guide →STM32 Replacement: The GD32 Cross-Selection Master Guide
What drops in vs what needs design-in — GD32 mapped to STM32 on one page
View guide →SPI NOR / NAND Flash Selection & Replacement Guide
3V standard, 1.8V low-voltage, or SPI NAND — pick by density and voltage
View guide →I²C Real-Time Clock (RTC) Selection: Ultra-Low-Power vs Precision
Timekeeping current, temp-comp accuracy, PCF8563/DS3231 matches
View guide →LoRaWAN Gateway Selection: Single-Channel / All-in-One / Industrial
Pick the right KIWI LoRaWAN gateway module by channels and scale
View guide →Part Comparisons
Side-by-side, datasheet-accurate "X vs Y" tables.