IC Phoenix logo

Home ›  T  › T22 > TDA1576

TDA1576 from PHILIPS

Fast Delivery, Competitive Price @IC-phoenix

If you need more electronic components or better pricing, we welcome any inquiry.

TDA1576

Manufacturer: PHILIPS, PHI

FM/IF amplifier/demodulator circuit

Partnumber Manufacturer Quantity Availability
TDA1576 PHILIPS, PHI 518 In Stock

Description and Introduction

FM/IF amplifier/demodulator circuit The TDA1576 is a monolithic integrated circuit manufactured by PHILIPS (now NXP Semiconductors). Below are its specifications, descriptions, and features based on factual information from Ic-phoenix technical data files:  

### **Specifications:**  
- **Type:** FM IF Amplifier and Demodulator  
- **Supply Voltage (VCC):** 4.5V to 12V  
- **Operating Temperature Range:** -20°C to +70°C  
- **IF Frequency Range:** 70 kHz to 120 kHz  
- **Quiescent Current:** Typically 9 mA  
- **Input Sensitivity:** Typically 50 µV for 30 dB S/N ratio  
- **Total Harmonic Distortion (THD):** Typically 0.3%  
- **Signal-to-Noise Ratio (S/N):** Typically 70 dB  

### **Descriptions:**  
- The TDA1576 is designed for FM intermediate frequency (IF) amplification and demodulation in radio receivers.  
- It includes a limiter amplifier, quadrature demodulator, and an active filter for low distortion.  
- The IC is optimized for low power consumption and high performance in portable and car radio applications.  

### **Features:**  
- **Built-in Limiter Amplifier:** Provides high gain and excellent limiting characteristics.  
- **Quadrature Demodulator:** Ensures accurate FM detection with low distortion.  
- **Active Filter:** Reduces external component count.  
- **Low Power Consumption:** Suitable for battery-operated devices.  
- **Wide Supply Voltage Range:** Allows flexibility in different applications.  
- **Mute Function:** Includes a mute input for noise suppression during tuning.  

This information is strictly based on the manufacturer's datasheet and technical documentation.

Application Scenarios & Design Considerations

FM/IF amplifier/demodulator circuit

Alternative Part Number

  • LA1235 --: FM IF detector/demodulator IC with similar function to the TDA1576, widely used in FM tuner designs and a common cross-reference replacement.
  • CA3089 --: Classic FM IF amplifier and quadrature detector IC offering comparable IF/detector functionality, often used as a substitute in older FM receiver circuits.
  • TCA420 --: FM IF and demodulator IC from a different series with similar signal-processing role, suitable as a functional alternative where pinout is adapted.
  • TA7060P --: FM IF system IC offering comparable gain and detector performance, suitable for replacing the TDA1576 in receiver designs.

Request Quotation

For immediate assistance, call us at +86 533 2716050 or email [email protected]

Part Number Quantity Target Price($USD) Email Contact Person
We offer highly competitive channel pricing. Get in touch for details.

Specializes in hard-to-find components chips