Comparison page
74HC595 vs BSS138 Level Shifter
Side-by-side selection notes for specs, ecosystem readiness, known issues, and data confidence. This page is generated from structured component fields instead of a hand-written article.
74HC595
Projects needing IO expansion and Shift register with a commonly available power part.
BSS138 Level Shifter
Projects needing Level shifting and I2C with a commonly available power part.
Specification Matrix
CategoryPowerPower
MakerNexperiaGeneric
CoreNot specifiedNot specified
ClockNot specifiedNot specified
WirelessNot specifiedNot specified
Voltage3.3V3.3V
LibrariesArduino, MicroPythonArduino
Price$0.05 - $0.30$0.30 - $1.50
Known Tradeoffs
74HC595
- Breakout boards may use different pin labels or regulator choices
- Clone modules can differ from the original datasheet part
BSS138 Level Shifter
- Breakout boards may use different pin labels or regulator choices
- Clone modules can differ from the original datasheet part