4-channel I2C-safe Bi-directional Logic Level Converter [BSS138] : ID 757 : $3.95 : Adafruit Industries, Unique & fun DIY electronics and kits
Amazon.com: USB to TTL UART Serial 5V 3.3V Adapter Converter Cable 6 Pin 0.1 inch Pitch Female Socket TTL-232r-RPI Debug Terminal Cable With FTDI Chip for Windows 10 8 7 XP Vista
Convertor nivel logic I2C bidirecțional
4-channel I2C-safe Bi-directional Logic Level Converter [BSS138] : ID 757 : $3.95 : Adafruit Industries, Unique & fun DIY electronics and kits
Single transistor level up shifter - Electrical Engineering Stack Exchange
Taking It To Another Level: Making 3.3V Speak With 5V | Hackaday
Pentru 1.8 v, 3.3 v, 5v txs0108e modulul 8 canale de nivel logic converter 8 mod de a converti ttl bi-directional reciprocă a converti | Componente Active < Roexplorator.ro
Convertor de Niveluri Logice Bidirecțional pe 8 Biți TXS0108E 5V -3.3V Convertor tensiune Hi Speed