HT9032
Calling Line Identification Receiver (Holtek Semiconductor Inc)
HT9032C
(HT9032C / HT9032D) Calling Line Identification Receiver (Holtek)
HT9032D
(HT9032C / HT9032D) Calling Line Identification Receiver (Holtek)
HT9011
FM IF Detector (Holtek Semiconductor Inc)
HT9015
RF Single Chip for Cordless Phone (Holtek Semiconductor Inc)
HT9020
Call Progress Tone Decoder & ABR Controller (Holtek Semiconductor)
HT9020B
Call Progress Tone Detector (Holtek Semiconductor)
HT9142
FM IF Detector (Holtek Semiconductor)
HT9170
DTMF Receiver (Holtek Semiconductor Inc)
HT9170B
DTMF Receiver (Holtek Semiconductor Inc)