ad1881a Datasheet - Analogdevices
The AD1881A is a high-performance, 16-bit stereo audio codec with a sigma-delta analog-to-digital converter (ADC) and a multibit digital-to-analog converter...
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📝 Component Overview
The AD1881A is a high-performance, 16-bit stereo audio codec with a sigma-delta analog-to-digital converter (ADC) and a multibit digital-to-analog converter (DAC). It is designed for use in a variety of audio applications, including desktop and notebook computers, sound cards, and audio interfaces.
Key Features and Benefits
- 16-bit stereo audio codec
- Sigma-delta analog-to-digital converter (ADC)
- Multibit digital-to-analog converter (DAC)
- High-performance audio quality
- Low power consumption
- Small package size
- Support for multiple audio formats
- On-chip voltage regulator
- Programmable gain amplifier
Typical Applications
- Desktop and notebook computers
- Sound cards
- Audio interfaces
- Professional audio equipment
- Consumer audio products
- Automotive audio systems
- Industrial control systems
📊 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 |
|---|---|---|---|---|---|
| Analog Input Voltage | VDD = 5 V | 0 V | 2.5 V | 5 V | V |
| Digital Input Voltage | VDD = 5 V | 0 V | 2.5 V | 5 V | V |
Package Information
- 48-lead LQFP: The AD1881A is available in a 48-lead LQFP package with a body size of 7 mm x 7 mm and a pitch of 0.5 mm.
Pin Configuration
- Pin 1: VDD - Positive supply voltage
- Pin 2: VSS - Ground
🔧 Application Guidelines
Design Considerations
The AD1881A is a high-performance audio codec that requires careful design consideration to ensure optimal performance. The device should be operated within the recommended supply voltage range and the analog input voltage should be within the specified range.
Installation Guidelines
The AD1881A is available in a 48-lead LQFP package and should be mounted on a printed circuit board (PCB) with a suitable thermal interface material to ensure proper heat dissipation.
Operational Notes
The AD1881A is a sensitive device and should be handled with care to avoid damage. The device should be operated in a well-ventilated area and should not be exposed to extreme temperatures or humidity.