DDTA115GCA-7 Overview
The DDTA115GCA-7 is a high-performance digital dual-tone decoder designed for precision signal processing in telecommunications and industrial control applications. It offers reliable tone detection with integrated filtering capabilities, supporting robust DTMF signal decoding. Engineered with a focus on low power consumption and compact integration, this component enhances system efficiency while maintaining accuracy in noisy environments. Ideal for engineers and sourcing specialists requiring dependable performance, the device simplifies implementation in complex electronic systems. For more detailed product information and support, visit IC Manufacturer.
DDTA115GCA-7 Technical Specifications
| Parameter | Specification |
|---|---|
| Supply Voltage (VDD) | 4.75 V to 5.25 V |
| Operating Temperature Range | -40??C to +85??C |
| Input Signal Level | 30 mVrms to 3 Vrms |
| Output Format | 4-bit BCD code |
| Decoding Method | Digital tone detection with bandpass filtering |
| Power Consumption | Typically 10 mA at 5 V |
| Package Type | 16-pin dual in-line package (DIP) |
| Signal Frequency Range | 697 Hz to 1477 Hz DTMF tones |
| Response Time | ?? 40 ms |
DDTA115GCA-7 Key Features
- Dual-tone decoding capability: Enables accurate recognition of standard DTMF signals, improving communication reliability in telephony and signaling systems.
- Wide input signal tolerance: Accepts a broad range of input levels, facilitating compatibility with diverse signal sources without requiring external attenuation.
- Low power consumption: Operates efficiently at approximately 10 mA, making it suitable for battery-powered or energy-sensitive applications.
- Robust noise immunity: Integrated digital filtering reduces false detections, ensuring high signal integrity in electrically noisy environments.
- Compact 16-pin DIP package: Offers easy PCB integration and compatibility with standard socket designs, streamlining prototype and production builds.
DDTA115GCA-7 Advantages vs Typical Alternatives
This device provides superior sensitivity and decoding accuracy compared to typical analog tone decoders, leveraging digital filtering for enhanced noise rejection. Its low power consumption and compact footprint allow integration into space-constrained or portable systems. The all-in-one decoding and output formatting simplify system design, reducing component count and improving overall reliability.
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Typical Applications
- Telephony systems: Utilized in tone detection for dialing and signaling functions, enabling precise decoding of user input over analog telephone lines.
- Remote control systems: Supports decoding of command signals in industrial remote control applications, facilitating secure and reliable operation.
- Security systems: Integrates with alarm and access control devices to interpret DTMF signaling for authorized access or system activation.
- Embedded communication modules: Provides essential tone decoding functionality within embedded systems requiring telephony interface compatibility.
DDTA115GCA-7 Brand Info
The DDTA115GCA-7 is a product within a trusted line of digital tone decoders, engineered by IC Manufacturer to meet stringent industrial standards. This model is recognized for its precision signal processing capabilities and ease of integration into telecommunications and control systems. Designed with a focus on durability and performance, it reflects the brand??s commitment to delivering reliable semiconductor solutions for demanding electronic applications worldwide.
FAQ
What is the operating voltage range for this device?
The device operates reliably within a supply voltage range of 4.75 V to 5.25 V, ensuring stable performance in standard 5 V systems.
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How does the DDTA115GCA-7 handle noisy environments?
It incorporates digital bandpass filtering to enhance noise immunity, which minimizes false tone detections and maintains decoding accuracy even in electrically noisy conditions.
What type of output does the device provide?
The output is a 4-bit BCD code corresponding to the decoded DTMF input, enabling straightforward interfacing with microcontrollers and digital systems.
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Is this product suitable for battery-powered applications?
Yes, with a typical





