SI2137-A30-GMR

Product Overview

Category

SI2137-A30-GMR belongs to the category of integrated circuits (ICs).

Use

This product is primarily used in television and set-top box applications.

Characteristics

• High-performance integrated circuit
• Designed for TV and set-top box tuners
• Supports various broadcast standards
• Low power consumption
• Compact size

Package

SI2137-A30-GMR comes in a small form factor package, which allows for easy integration into electronic devices.

Essence

The essence of SI2137-A30-GMR lies in its ability to receive and process television signals, enabling high-quality audio and video output.

Packaging/Quantity

This product is typically packaged in reels or trays, with a quantity of 2500 units per reel.

Specifications

• Frequency range: 48MHz - 862MHz
• Supply voltage: 3.3V
• Operating temperature range: -40°C to +85°C
• RF input impedance: 75Ω
• Integrated LNA and RF tracking filters
• I2C interface for control and configuration

Detailed Pin Configuration

1. VDD: Power supply
2. GND: Ground
3. SDA: I2C data line
4. SCL: I2C clock line
5. RF_IN: RF input
6. AGC_OUT: Automatic Gain Control output
7. XTAL: Crystal oscillator input
8. XTAL_OUT: Crystal oscillator output
9. GPIO1: General-purpose input/output pin
10. GPIO2: General-purpose input/output pin

Functional Features

• Wide frequency range coverage
• Excellent sensitivity and selectivity
• Automatic gain control for optimal signal reception
• Crystal oscillator for stable frequency reference
• I2C interface for easy control and configuration
• GPIO pins for additional functionality

Advantages and Disadvantages

Advantages

• High-performance tuner for TV and set-top box applications
• Supports multiple broadcast standards
• Low power consumption
• Compact size for easy integration
• Excellent sensitivity and selectivity

Disadvantages

• Limited frequency range (48MHz - 862MHz)
• Requires external crystal oscillator for frequency stability

Working Principles

SI2137-A30-GMR operates by receiving RF signals through the RF_IN pin. The integrated LNA and RF tracking filters amplify and filter the incoming signal, improving its quality. The Automatic Gain Control circuit ensures optimal signal strength for further processing. The I2C interface allows for control and configuration of the device, while the GPIO pins provide additional functionality.

Detailed Application Field Plans

SI2137-A30-GMR is widely used in television and set-top box applications. It can be found in various consumer electronic devices, such as smart TVs, cable boxes, satellite receivers, and digital video recorders. Its high-performance characteristics make it suitable for both residential and commercial use.

Detailed and Complete Alternative Models

1. SI2141-A10-GMR: Similar to SI2137-A30-GMR, but with extended frequency range (48MHz - 1002MHz).
2. SI2178-A40-GMR: Advanced version with enhanced features, including integrated demodulator and support for digital TV standards.
3. SI2157-A50-GMR: Higher-end model with improved sensitivity and selectivity, ideal for demanding TV reception environments.

These alternative models offer different specifications and features to cater to specific application requirements.

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