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HT9302B

1-Memory/2-Memory Tone/Pulse Dialer

Partnumber Manufacturer Quantity Availability
HT9302B 174 In Stock

Description and Introduction

1-Memory/2-Memory Tone/Pulse Dialer The part HT9302B is manufactured by Holtek Semiconductor. It is a low-power, high-performance 8-bit microcontroller with integrated LCD driver capabilities. Key specifications include:

- **Core**: 8-bit
- **Operating Voltage**: 2.2V to 5.5V
- **Program Memory**: 4KB OTP (One-Time Programmable)
- **RAM**: 224 bytes
- **LCD Driver**: Supports up to 4x32 segments
- **Clock Speed**: Up to 8MHz (external crystal) or 4MHz (internal RC oscillator)
- **I/O Ports**: 8 bidirectional I/O pins
- **Timers**: 8-bit timer with prescaler
- **Power Consumption**: Low-power modes available (HALT and GREEN modes)
- **Package Options**: 28-pin SOP/SSOP

For exact technical details, always refer to the official Holtek datasheet.

Partnumber Manufacturer Quantity Availability
HT9302B HOLTEK 139 In Stock

Description and Introduction

1-Memory/2-Memory Tone/Pulse Dialer The HT9302B is a part manufactured by HOLTEK. Below are the factual specifications from Ic-phoenix technical data files:

1. **Manufacturer**: HOLTEK  
2. **Part Number**: HT9302B  
3. **Type**: DTMF (Dual-Tone Multi-Frequency) Generator  
4. **Operating Voltage**: 2.5V to 5.5V  
5. **Frequency Accuracy**: ±0.5%  
6. **Output**: Dual-tone sinusoidal waveform  
7. **Standby Current**: Typically 0.1μA (at 3V)  
8. **Package**: 8-pin SOP (Small Outline Package)  
9. **Applications**: Telephone systems, remote control, security systems  

These are the confirmed specifications for the HT9302B as provided by HOLTEK.

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