型号 / 厂家，封装，批号，备注，订购

HT9305DI / Holtek Semiconductor,Datasheet,06/07+,DTMF Circuit - Pulse 订购 PDF文档

HT9305F / Holtek Semiconductor,Datasheet,06/07+,4-Memory Tone/Pulse 订购 PDF文档

HT9305FA / Holtek Semiconductor,Datasheet,07+,DTMF Circuit - Pulse 订购 PDF文档

HT9306 / Holtek Semiconductor,Datasheet,07+,5-Memory Tone/Pulse 订购 PDF文档

HT9306B / Holtek Semiconductor,Datasheet,07+,DTMF Circuit - Pulse 订购 PDF文档

HT9306C / Holtek Semiconductor,Datasheet,06/07+,DTMF Circuit - Pulse 订购 PDF文档

HT9306D / Holtek Semiconductor,Datasheet,07+,DTMF Circuit - Pulse 订购 PDF文档

HT9312AI / Holtek Semiconductor,Datasheet,07+,12-Memory Tone/Pulse 订购 PDF文档

HT9312ALT / Holtek Semiconductor,Datasheet,07+,DTMF Circuit - Pulse 订购 PDF文档

HT9312BI / Holtek Semiconductor,Datasheet,06/07+,DTMF Circuit - Pulse 订购 PDF文档