CX24123-11Z,518

Product Overview

Category

The CX24123-11Z,518 belongs to the category of integrated circuits (ICs) specifically designed for satellite television reception.

Use

This product is primarily used in satellite receivers to decode and process signals received from satellite broadcasts.

Characteristics

• High sensitivity: The CX24123-11Z,518 has a high sensitivity, allowing it to receive weak satellite signals effectively.
• Low power consumption: This IC is designed to operate with low power consumption, making it suitable for portable satellite receivers.
• Compact package: The CX24123-11Z,518 comes in a compact package, enabling its integration into small-sized devices.
• Wide frequency range: It supports a wide frequency range, ensuring compatibility with various satellite broadcasting standards.

Package and Quantity

The CX24123-11Z,518 is typically packaged in a small outline integrated circuit (SOIC) package. It is available in reels containing a specified quantity of units, usually 1000 per reel.

Specifications

• Frequency range: 950 MHz to 2150 MHz
• Input impedance: 75 ohms
• Supply voltage: 3.3 V
• Current consumption: 150 mA (typical)
• Operating temperature range: -40°C to +85°C

Pin Configuration

The CX24123-11Z,518 features a total of 24 pins. The pin configuration is as follows:

1. RF_IN
2. AGC_OUT
3. IF_OUT
4. GND
5. VCC
6. XTAL
7. XTAL
8. XTAL
9. XTAL
10. XTAL
11. XTAL
12. XTAL
13. XTAL
14. XTAL
15. XTAL
16. XTAL
17. XTAL
18. XTAL
19. XTAL
20. XTAL
21. XTAL
22. XTAL
23. XTAL
24. XTAL

Functional Features

• RF signal amplification: The CX24123-11Z,518 amplifies the received RF signal to a suitable level for further processing.
• Automatic Gain Control (AGC): It incorporates AGC functionality to maintain a consistent output signal level despite variations in input signal strength.
• Intermediate Frequency (IF) output: The IC provides an IF output that carries the demodulated and processed satellite signal for subsequent stages of signal decoding.

Advantages and Disadvantages

Advantages

• High sensitivity ensures reliable reception even in weak signal areas.
• Low power consumption extends battery life in portable devices.
• Compact package allows for integration into space-constrained designs.
• Wide frequency range supports compatibility with various satellite broadcasting standards.

Disadvantages

• Limited pin configuration options may restrict certain design possibilities.
• Availability and pricing may vary depending on market demand and supply.

Working Principles

The CX24123-11Z,518 operates based on the principle of converting received satellite signals into intermediate frequency signals through amplification, filtering, and demodulation processes. These intermediate frequency signals are then further processed to extract audio and video content for display on a television or other output devices.

Detailed Application Field Plans

The CX24123-11Z,518 is widely used in satellite receivers for various applications, including: 1. Direct-to-Home (DTH) satellite TV receivers 2. Satellite radio receivers 3. Satellite internet receivers 4. Portable satellite receivers for camping and outdoor activities

Alternative Models

For those seeking alternative models, the following integrated circuits can be considered: 1. CX24130-11Z,518 2. CX24140-11Z,518 3. CX24150-11Z,518 4. CX24160-11Z,518

These alternative models offer similar functionality and characteristics to the CX24123-11Z,518, providing flexibility in design choices.

In conclusion, the CX24123-11Z,518 is a highly sensitive integrated circuit designed for satellite television reception. Its compact size, low power consumption, and wide frequency range make it suitable for various applications in the satellite receiver industry. While it has certain limitations in terms of pin configuration options, alternative models are available to cater to different design requirements.