永久型数字式电位器X9313及其应用

X9313 nonvolatile digital potentiometer and its application.

永久型数字式电位器Ｘ９３１３系列， 其内部包含有控制电路， ５位二进制可逆计数器， ３２选１译码器，５位Ｅ２ＰＲＯＭ 以及电阻阵列， 它即可用单片机控制， 也可应用于非单片机控制锁相环中心频率电路中。

ELECTRONIC COMPONENTS & MATERIALS (China) ,Vol.18, No.5,P.29 30 (Oct.1999).In Chinese. X9313 consists of a control circuit,a 5 digital binary reversible counter, a decoder,a 5 digital E 2PROM and a resistor array.It can be used in chip microcomputers,or in the center frequency circuit of phase lock loop in the non chip microcomputers.(2 refs.)