MAXIM INTEGRATED PRODUCTS
模拟开关, 四通道, SPST, 4 放大器, 175 ohm, ± 4.5V 至 ± 18V, DIP, 16 引脚
INTERSIL
模拟开关, 四通道, SPST, 4 放大器, 175 ohm, ± 15V, DIP, 16 引脚