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HT9315C from HOLTEK

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HT9315C

Manufacturer: HOLTEK

15-Memory Tone/Pulse Dialer

Partnumber Manufacturer Quantity Availability
HT9315C HOLTEK 75 In Stock

Description and Introduction

15-Memory Tone/Pulse Dialer The HT9315C is manufactured by HOLTEK. It is a CMOS IC designed for melody generation. Key specifications include:

- Operating voltage: 1.2V to 3.3V
- Low power consumption
- Built-in ROM for melody storage
- 62-note melody capacity
- Supports various tempos and sound effects
- 16-pin DIP or SOP package options
- On-chip oscillator (no external components required for clock generation)
- Standby current: typically 1μA (at VDD=3V)
- Operating temperature range: -20°C to +70°C

The IC is commonly used in consumer electronics such as toys, greeting cards, and alarm systems for simple audio playback.

Application Scenarios & Design Considerations

15-Memory Tone/Pulse Dialer

Alternative Part Number

  • BH66F5232 --: Holtek MCU in a different series with comparable I/O and integrated LCD driver capability, suitable as a functional substitute for HT9315C in many display-driven applications.
  • PIC16F1937 --: Widely available 8-bit MCU with integrated LCD driver and similar peripheral set, offering a well-supported cross-vendor alternative when Holtek parts are unavailable.
  • STM8L152C6 --: Low-power 8-bit MCU with on-chip LCD controller and comparable I/O count, providing a robust alternative from a different vendor family.

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