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HT9302B

1-Memory/2-Memory Tone/Pulse Dialer; ?Universal specification\n ?Operating voltage: 2.0V~5.5V\n ?Low standby current\n ?Low memory retention current: 0.1μA (Typ.)\n ?Tone/pulse switchable\n ?Interface with LCD driver\n ?32 digits for redialing\n ?32 digits for SA memory dialing\n ?One-key redialing\n ?Pause and P->T key for PBX\n ?4x4 keyboard matrix\n ?3.58MHz crystal or ceramic resonator\n ?Hand-free control\n ?Hold-line control\n ?Pause, P->T can be saved for redialing\n ?Lock function\n ?Keytone function\n ?Resistor options: - M/B ratio - Flash function and flash time - Pause and P->T duration - Pulse number\n ?HT9302A: 18-pin DIP package HT9302B: 22-pin SKDIP package HT9302C: 20-pin DIP package HT9302D: 24-pin SKDIP package HT9302G: 16-pin DIP/NSOP package;

The HT9302 series tone/pulse dialers are CMOS LSIs for telecommunication systems. They are designed to meet various dialing specifications through resistor option matrix.\n The HT9302 series provide the pin-selected lock function, Hold-line, Hand-free and LCD dialing number display interface, all of which are suitable for feature phone applications. HT9302G is simpler than HT9302X version. It provides only a redialing memory for simple low-cost system applications.\n ?\n

HT9302B

1-Memory/2-Memory Tone/Pulse Dialer

GeneralDescription TheHT9302seriestone/pulsedialersareCMOSLSIsfortelecommunicationsystems.Theyaredesignedtomeetvariousdialingspecificationsthroughresistoroptionmatrix.TheHT9302seriesprovidethepin-selectedlockfunction,Hold-line,Hand-freeandLCDdialingnumberdi

HT9302B

1-Memory/2-Memory Tone/Pulse Dialer

HT9302C

1-Memory/2-MemoryTone/PulseDialer

GeneralDescription TheHT9302seriestone/pulsedialersareCMOSLSIsfortelecommunicationsystems.Theyaredesignedtomeetvariousdialingspecificationsthroughresistoroptionmatrix.TheHT9302seriesprovidethepin-selectedlockfunction,Hold-line,Hand-freeandLCDdialingnumberdi

HT9302C

1-Memory/2-MemoryTone/PulseDialer

HT9302D

1-Memory/2-MemoryTone/PulseDialer

GeneralDescription TheHT9302seriestone/pulsedialersareCMOSLSIsfortelecommunicationsystems.Theyaredesignedtomeetvariousdialingspecificationsthroughresistoroptionmatrix.TheHT9302seriesprovidethepin-selectedlockfunction,Hold-line,Hand-freeandLCDdialingnumberdi

HT9302D

1-Memory/2-MemoryTone/PulseDialer

HT9302G

1-Memory/2-MemoryTone/PulseDialer

GeneralDescription TheHT9302seriestone/pulsedialersareCMOSLSIsfortelecommunicationsystems.Theyaredesignedtomeetvariousdialingspecificationsthroughresistoroptionmatrix.TheHT9302seriesprovidethepin-selectedlockfunction,Hold-line,Hand-freeandLCDdialingnumberdi

HT9302G

1-Memory/2-MemoryTone/PulseDialer

HT9302x

1-Memory/2-MemoryTone/PulseDialer