SSM2518CBZ-R7

Product Overview

Category

The SSM2518CBZ-R7 belongs to the category of audio amplifier integrated circuits.

Use

This product is primarily used for amplifying audio signals in various electronic devices such as smartphones, tablets, portable media players, and other consumer electronics.

Characteristics

• High-quality audio amplification
• Low power consumption
• Compact size
• Wide operating voltage range
• Integrated protection features against overvoltage and short circuits

Package

The SSM2518CBZ-R7 is available in a compact surface-mount package, which facilitates easy integration into electronic devices.

Essence

The essence of the SSM2518CBZ-R7 lies in its ability to provide high-quality audio amplification while consuming minimal power and occupying a small footprint.

Packaging/Quantity

This product is typically packaged in reels or tubes, with each reel or tube containing a specific quantity of SSM2518CBZ-R7 ICs. The exact quantity may vary depending on the manufacturer's specifications.

Specifications

• Supply Voltage: 2.5V - 5.5V
• Output Power: Up to 3W per channel
• Total Harmonic Distortion (THD): <0.1%
• Signal-to-Noise Ratio (SNR): >90dB
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The SSM2518CBZ-R7 has a total of 24 pins, which are assigned specific functions. The pin configuration is as follows:

1. VDDA: Analog power supply
2. VDDD: Digital power supply
3. GND: Ground
4. SDIN: Serial data input
5. SCLK: Serial clock input
6. LRCLK: Left/right channel select
7. MCLK: Master clock input
8. SDOUT: Serial data output
9. SHDN: Shutdown control
10. VDDP: Power supply for headphone amplifier
11. GNDP: Ground for headphone amplifier
12. HPOUTL: Left channel headphone output
13. HPOUTR: Right channel headphone output
14. NC: No connection
15. NC: No connection
16. NC: No connection
17. NC: No connection
18. NC: No connection
19. NC: No connection
20. NC: No connection
21. NC: No connection
22. NC: No connection
23. NC: No connection
24. NC: No connection

Functional Features

• Class D audio amplifier architecture
• Integrated digital-to-analog converter (DAC)
• Built-in volume control
• Automatic gain control (AGC)
• Pop and click suppression during power-up and power-down

Advantages and Disadvantages

Advantages

• High-quality audio amplification
• Low power consumption
• Compact size for easy integration
• Integrated protection features
• Built-in volume control and AGC for enhanced user experience

Disadvantages

• Limited output power compared to higher wattage amplifiers
• Requires external components for complete audio system integration

Working Principles

The SSM2518CBZ-R7 utilizes a Class D audio amplifier architecture, which efficiently converts the incoming analog audio signal into a high-frequency pulse-width modulated (PWM) signal. This PWM signal is then amplified using switching transistors, resulting in an amplified audio output.

The integrated DAC converts the digital audio data into an analog signal, which is then fed into the amplifier section. The built-in volume control allows users to adjust the audio level according to their preferences. The AGC ensures consistent audio levels by automatically adjusting the gain based on the input signal strength.

Detailed Application Field Plans

The SSM2518CBZ-R7 finds applications in various electronic devices, including but not limited to: - Smartphones - Tablets - Portable media players - Bluetooth speakers - Gaming consoles - Automotive infotainment systems

Detailed and Complete Alternative Models

1. MAX98357A: Similar audio amplifier IC with integrated DAC and Class D architecture.
2. TPA3116D2: Audio amplifier IC with higher output power and advanced features.
3. LM386: Low-power audio amplifier IC suitable for simple audio amplification applications.

These alternative models offer similar functionality and can be considered as alternatives to the SSM2518CBZ-R7 based on specific requirements and design constraints.

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