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UM91214B from UM

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UM91214B

Manufacturer: UM

Tone / Pulse Dialer

Partnumber Manufacturer Quantity Availability
UM91214B UM 98 In Stock

Description and Introduction

Tone / Pulse Dialer Here is the factual information about part UM91214B:  

### **Manufacturer:**  
- **UM (Unisonic Technologies)**  

### **Specifications:**  
- **Type:** DTMF (Dual-Tone Multi-Frequency) Generator  
- **Operating Voltage:** 2.5V to 10V  
- **Power Consumption:** Low standby current  
- **Output:** DTMF signals compatible with telephone systems  
- **Package:** 18-pin DIP (Dual In-line Package)  

### **Descriptions:**  
- The UM91214B is a DTMF generator IC used for generating tone pairs corresponding to telephone keypad digits.  
- It is designed for applications such as telecommunication systems, remote control, and security systems.  
- The IC includes an internal oscillator and keypad interface for input detection.  

### **Features:**  
- **Dual-Tone Generation:** Produces accurate DTMF tones for each keypress.  
- **Low Power Operation:** Suitable for battery-powered devices.  
- **Built-in Oscillator:** Requires minimal external components.  
- **Keypad Interface:** Supports direct connection to a 4x4 matrix keypad.  
- **Standby Mode:** Reduces power consumption when inactive.  

This information is based solely on the provided knowledge base. Let me know if you need further details.

Application Scenarios & Design Considerations

Tone / Pulse Dialer
Partnumber Manufacturer Quantity Availability
UM91214B UMC 249 In Stock

Description and Introduction

Tone / Pulse Dialer Ic-phoenix technical data files does not contain specific information about the part **UM91214B** manufactured by **UMC**, including its specifications, descriptions, or features. For accurate details, please refer to the official UMC datasheet or contact the manufacturer directly.

Application Scenarios & Design Considerations

Tone / Pulse Dialer

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