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Olimex introduces two open-source level shifters | heise online
Translated title. Original: Olimex stellt zwei Open-Source-Pegelwandler vor | heise online
Olimex introduces two open-source level shifters, BB-LVL-SHIFT and UEXT-LVL-SHIFT, enabling safe bidirectional voltage translation between devices with 1.8–5.5 V ranges and up to 1 Mbit/s, with higher SPI/UART rates on the UEXT variant. Documentation and KiCad files are available on GitHub, with affordable pricing for both modules.