monolithic dual n-channel JFETs designed for • .
U427B - (U427B / U428B) Driver
STU428S - N-Channel Logic Level Enhancement Mode Field Effect Transistor
APU428 - 4-Bit Micro-controller With LCD Driver
U4280BM - AM / FM - PLL
U4285BM - AM / FM - PLL
U4286BM - AM / FM-PLL
U428B - (U427B / U428B) Driver
U428 - monolithic dual n-channel JFET