- Tri-State buffers = 74HC126 = SN74HC126DR - SOIC-14
- PISO = 74HC165 = 0.04 - SOIC 16 - Package_SO:SOIC-16_3.9x9.9mm_P1.27mm - SOIC-16 - Nexperia(安世)
- SIPO = 74HC595 = 0.035 - Nexperia(安世) 封装: SOIC-16
-
74HC590 - ??
-
7404
- 74HC590-dat - 74HC595-dat - 74HC126-dat