ad1857 Datasheet - Analogdevices
The AD1857 is a high-performance, 24-bit, 192 kHz, multibit sigma-delta analog-to-digital converter (ADC) designed for professional audio applications.
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📝 Component Overview
The AD1857 is a high-performance, 24-bit, 192 kHz, multibit sigma-delta analog-to-digital converter (ADC) designed for professional audio applications. It features excellent dynamic range, low distortion, and high signal-to-noise ratio, making it suitable for use in professional audio equipment such as digital audio workstations, mixing consoles, and effects processors.
Key Features and Benefits
- 24-bit, 192 kHz sampling rate
- Multibit sigma-delta analog-to-digital conversion
- Excellent dynamic range and low distortion
- High signal-to-noise ratio
- Suitable for professional audio applications
- Low power consumption
- Compact package
Typical Applications
- Professional audio equipment
- Digital audio workstations
- Mixing consoles
- Effects processors
- Audio interfaces
- Studio monitors
📊 Complete Technical Specifications
Absolute Maximum Ratings
| Parameter | Value |
|---|---|
| Supply Voltage | 5.5 V |
| Operating Temperature | -40°C to +85°C |
| Storage Temperature | -65°C to +150°C |
Electrical Characteristics
| Parameter | Condition | Min | Typ | Max | Unit |
|---|---|---|---|---|---|
| Dynamic Range | 24-bit, 192 kHz | 120 dB | 125 dB | 130 dB | dB |
| Signal-to-Noise Ratio | 24-bit, 192 kHz | 115 dB | 120 dB | 125 dB | dB |
Package Information
- SSOP: Compact surface-mount package
Pin Configuration
- Pin 1: VDD - Positive supply voltage
- Pin 2: GND - Ground
🔧 Application Guidelines
Design Considerations
The AD1857 is a high-performance ADC designed for professional audio applications. It requires careful design and layout to achieve optimal performance. The device should be powered from a clean, low-noise supply, and the analog input should be properly filtered and buffered.
Installation Guidelines
The AD1857 is available in a compact SSOP package. It should be mounted on a printed circuit board with adequate thermal dissipation. The device requires a clean, low-noise environment to achieve optimal performance.
Operational Notes
The AD1857 is a sensitive device and requires careful handling. It should be protected from electrostatic discharge and excessive noise. The device should be operated within the recommended temperature range to ensure optimal performance.