Description
The CS42L51-CNZ is a high-performance stereo audio interface from Cirrus Logic, designed for portable audio devices, smartphones, tablets, laptops, and other applications. It features a 24-bit PCM audio interface with a signal-to-noise ratio of 114 dB (playback) and 107 dB (record). The device has low power consumption and an integrated headphone amplifier.
The CS42L51-CNZ supports multiple audio formats, including I2S, TDM, and PCM. It also features digital volume control, programmable functions, and controls. The device is controlled via an I2C interface and has an integrated PLL for clock generation.
This audio interface is suitable for a wide range of applications, from portable audio devices to professional audio equipment. Its high-performance capabilities, low power consumption, and compact QFN32 package make it an ideal choice for many modern audio systems.
Features
According to the product information, the features of the CS42L51-CNZ are:
- High-performance audio codec
- 114 dB SNR playback, 107 dB SNR record
- Low power consumption
- Integrated headphone amplifier
- Digital volume control
- Programmable functions and controls
- Supports multiple audio formats
- I2C control interface
- Integrated PLL for clock generation
These features make it suitable for various applications such as portable audio devices, smartphones, tablets, laptops, headphones, wireless speakers, gaming consoles, car audio systems, home theater systems, and professional audio equipment.
Package
The package type of CS42L51-CNZ is QFN32.
Pinout
The CS42L51-CNZ is a stereo audio interface with a QFN32 package, which has a total of 32 pins.
Here's a concise overview of the pin functions:
- Digital I/O: Pins 1-4 (I2C interface)
- Analog I/O: Pins 5-12 (audio interfaces for playback and recording)
- Power supply: Pins 13-16 (VCC, GND, VBAT, and PLL output)
- Headphone amplifier: Pins 17-20 (HP out, HP GND, and HP VCC)
- Clock generation: Pin 21 (PLL input)
- Digital volume control: Pins 22-25 (DVOL up/down and DVOL set)
- Programmable functions: Pins 26-28 (PGM0-2)
- Power management: Pins 29-32 (PWRDN, PWRSTBY, and VCC)
Please note that this is a high-level overview, and the detailed pinout and function descriptions can be found in the CS42L51-CNZ datasheet.
Manufacturer
The manufacturer of the CS42L51-CNZ is Cirrus Logic, a fabless semiconductor company that specializes in designing and developing high-performance audio and interface ICs for various applications such as consumer electronics, automotive systems, and industrial equipment.
Applications
The CS42L51-CNZ is suitable for various applications, including portable audio devices, smartphones, tablets, laptops, headphones/headsets, wireless speakers, gaming consoles, car audio systems, home theater systems, and professional audio equipment. Its high-performance audio codec, low power consumption, and programmable functions make it a versatile component for a wide range of audio-related products.
Equivalent
Based on Cirrus Logic's product portfolio and industry trends, some equivalent products to CS42L51-CNZ could be:
- CS43L50
- CS4344
- WM8740
- AK5385A
- TLV320AIC23
These products are also high-performance audio codecs with similar features such as low power consumption, integrated headphone amplifiers, and I2C control interfaces. However, please note that the exact equivalent product may depend on specific application requirements and design constraints.
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