【Parallax】604-00005,计时器和支持产品 Timekeeping Chip DS1302
【Parallax】604-00009,计时器和支持产品 555 Timer IC CMOS
【Parallax】604-00010,数字电位计 IC 10k Digital Porentiometer
604-00011,IC SENSOR TEMP PREC FAHR TO-92
【Parallax】604-00020,电可擦除可编程只读存储器 4K 电可擦除可编程只读存储器 24LC32A
604-00026,IC ADC 12BIT 8CH MAX1270 24-DIP
【Parallax】604-00027,ADC(模数转换器) 8-bit A/D Converter ADC0834
604-00030,IC FLOATING-POINT COPROC V2 8DIP