仕様
| 属性 | 値 |
| Package / Case | Bulk,Tray |
| Series | Automotive |
| Part Status | Active |
| Type | ADC |
| Number of Channels | 4 |
| Resolution(Bits) | 24 b |
| Sampling Rate(Per Second) | 192k |
| Data Interface | I²C, SPI |
| Voltage Supply Source | Single Supply |
| Voltage - Supply | 3.3V |
| Operating Temperature | -40°C ~ 105°C |
| Mounting Type | Surface Mount |
概要
Description
The ADAU1978WBCPZ is a 4-channel, high-performance audio ADC from Analog Devices. It features 24-bit resolution and supports sample rates up to 192 kHz, making it ideal for professional audio applications.
Key features include:
- Low distortion and noise (THD+N: -100 dB)
- Flexible power supply (3.3V or 5V)
- I²C control interface for configuration
- Integrated PLL for clock flexibility
- Wide dynamic range (112 dB)
The device comes in a 32-lead LFCSP package and is commonly used in automotive infotainment, AV receivers, and studio equipment. It supports TDM, I²S, and left-justified audio formats, ensuring compatibility with DSPs and processors.
For detailed specs, refer to the datasheet on Analog Devices' website.
Key features include:
- Low distortion and noise (THD+N: -100 dB)
- Flexible power supply (3.3V or 5V)
- I²C control interface for configuration
- Integrated PLL for clock flexibility
- Wide dynamic range (112 dB)
The device comes in a 32-lead LFCSP package and is commonly used in automotive infotainment, AV receivers, and studio equipment. It supports TDM, I²S, and left-justified audio formats, ensuring compatibility with DSPs and processors.
For detailed specs, refer to the datasheet on Analog Devices' website.
Equivalent
The ADAU1978WBCPZ is a 4-channel ADC. Equivalent alternatives include:
- AK5578EN (AKM) - 8-channel ADC
- PCM1808 (TI) - 4-channel ADC
- CS5381 (Cirrus Logic) - 2-channel ADC (use multiple ICs)
- WM8782 (Wolfson) - 2-channel ADC (requires multiple ICs)
Check specs for compatibility, as features like SNR, sample rate, and interface may vary.
- AK5578EN (AKM) - 8-channel ADC
- PCM1808 (TI) - 4-channel ADC
- CS5381 (Cirrus Logic) - 2-channel ADC (use multiple ICs)
- WM8782 (Wolfson) - 2-channel ADC (requires multiple ICs)
Check specs for compatibility, as features like SNR, sample rate, and interface may vary.
Features
The ADAU1978WBCPZ is a 4-channel ADC with the following key features:
- Channels: 4 high-performance ADCs (24-bit, 192 kHz max sample rate).
- Interface: I²S/TDM output for digital audio data.
- Dynamic Range: 110 dB typical (A-weighted).
- THD+N: -100 dB typical.
- Power Supply: 3.3 V analog, 1.8–3.3 V digital.
- Package: 32-pin LFCSP (5 mm × 5 mm).
- Applications: Automotive audio, infotainment, professional audio.
- Special Features: Integrated PLL, flexible clocking, low power consumption.
Compact and robust, it’s ideal for high-quality multichannel audio systems.
- Channels: 4 high-performance ADCs (24-bit, 192 kHz max sample rate).
- Interface: I²S/TDM output for digital audio data.
- Dynamic Range: 110 dB typical (A-weighted).
- THD+N: -100 dB typical.
- Power Supply: 3.3 V analog, 1.8–3.3 V digital.
- Package: 32-pin LFCSP (5 mm × 5 mm).
- Applications: Automotive audio, infotainment, professional audio.
- Special Features: Integrated PLL, flexible clocking, low power consumption.
Compact and robust, it’s ideal for high-quality multichannel audio systems.
Pinout
The ADAU1978WBCPZ is a 32-pin, 4-channel ADC with an I²C control interface. Key functions include:
- Pin Count: 32 (LFCSP package)
- Channels: 4 analog inputs (supports single-ended or differential)
- Resolution: 24-bit
- Sampling Rate: Up to 192 kHz
- Interface: I²C for control, TDM/PDM/I²S for audio output
- Power Supply: 3.3 V (analog/digital)
- Features: Integrated PLL, low THD+N, high SNR (112 dB)
It’s designed for automotive and professional audio applications.
- Pin Count: 32 (LFCSP package)
- Channels: 4 analog inputs (supports single-ended or differential)
- Resolution: 24-bit
- Sampling Rate: Up to 192 kHz
- Interface: I²C for control, TDM/PDM/I²S for audio output
- Power Supply: 3.3 V (analog/digital)
- Features: Integrated PLL, low THD+N, high SNR (112 dB)
It’s designed for automotive and professional audio applications.
Manufacturer
The ADAU1978WBCPZ is manufactured by Analog Devices, Inc. (ADI), a leading global semiconductor company specializing in high-performance analog, mixed-signal, and digital signal processing (DSP) technologies. Founded in 1965 and headquartered in Norwood, Massachusetts, ADI serves industries such as automotive, industrial, healthcare, and consumer electronics. The ADAU1978WBCPZ is a 4-channel ADC designed for audio applications, reflecting ADI's expertise in precision signal processing. The company is known for innovation and reliability in analog and digital solutions.
Application
The ADAU1978WBCPZ is a 4-channel ADC designed for high-quality audio applications. Key areas include:
1. Automotive Infotainment – For in-car audio systems and telematics.
2. Professional Audio – Used in mixers, recorders, and live sound equipment.
3. Consumer Electronics – Integrated into home theater systems and soundbars.
4. Industrial Audio Processing – For voice recognition and communication systems.
It supports low-noise, high-dynamic-range audio capture, making it ideal for precision audio conversion in demanding environments.
1. Automotive Infotainment – For in-car audio systems and telematics.
2. Professional Audio – Used in mixers, recorders, and live sound equipment.
3. Consumer Electronics – Integrated into home theater systems and soundbars.
4. Industrial Audio Processing – For voice recognition and communication systems.
It supports low-noise, high-dynamic-range audio capture, making it ideal for precision audio conversion in demanding environments.
