Holtek Semiconductor
TinyPower™ Operation Amplifier
Holtek Semiconductor
RF single chip for cordless phone
Holtek Semiconductor
DTMF Receiver
Holtek Semiconductor
Low Voltage Operational Amplifiers
Holtek Semiconductor
1-memory/2-memory tone/pulse dialer
Holtek Semiconductor
12-Memory Tone/Pulse Dialer
Holtek Semiconductor
Pager Controller
Holtek Semiconductor
Quad micropower operational amplifier
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