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HT9312D from HOLTEK

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HT9312D

Manufacturer: HOLTEK

12-Memory Tone/Pulse Dialer
Partnumber Manufacturer Quantity Availability
HT9312D HOLTEK 1868 In Stock

Description and Introduction

12-Memory Tone/Pulse Dialer The HT9312D is a DTMF receiver IC manufactured by HOLTEK. Here are its key specifications:

- **Type**: DTMF (Dual-Tone Multi-Frequency) Receiver  
- **Operating Voltage**: 2.5V to 5.5V  
- **Low Power Consumption**: Suitable for battery-operated devices  
- **Package**: Typically available in DIP or SOP packages  
- **Frequency Detection**: Accurately decodes DTMF tones into digital outputs  
- **Filtering**: Includes built-in dial tone rejection  
- **Applications**: Used in telecommunication systems, remote control, and security systems  

For exact pin configurations and additional details, refer to the HOLTEK datasheet.

Application Scenarios & Design Considerations

12-Memory Tone/Pulse Dialer

Alternative Part Number

  • HT1621B --: Same manufacturer LCD driver family with similar segment/common drive capability; widely available and often used as a functional substitute in display control designs.
  • PCF8566 --: General-purpose LCD segment driver from a different series and vendor; comparable display driving function and commonly considered as a cross-vendor alternative.
  • BU9796 --: Low-power LCD segment driver IC with similar application role; different naming and manufacturer make it a distinguishable alternative for display driver designs.

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