ad1890 Datasheet - Analogdevices
The AD1890 is an integrated circuit designed for audio signal processing. It is a high-performance, 18-bit, 96 kHz, stereo audio DAC with integrated headphone...
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📝 Component Overview
The AD1890 is an integrated circuit designed for audio signal processing. It is a high-performance, 18-bit, 96 kHz, stereo audio DAC with integrated headphone driver and analog input multiplexer. The device is suitable for a wide range of applications, including professional audio equipment, consumer electronics, and automotive audio systems.
Key Features and Benefits
- 18-bit stereo audio DAC
- 96 kHz sampling rate
- Integrated headphone driver
- Analog input multiplexer
- High-performance audio signal processing
- Suitable for professional audio equipment, consumer electronics, and automotive audio systems
Typical Applications
- Professional audio equipment
- Consumer electronics
- Automotive audio systems
- Home theaters
- Gaming consoles
- Portable audio players
📊 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 |
|---|---|---|---|---|---|
| THD+N | VDD = 5 V, fIN = 1 kHz | -80 dB | -90 dB | -100 dB | dB |
| SNR | VDD = 5 V, fIN = 1 kHz | 90 dB | 100 dB | 110 dB | dB |
Package Information
- TSSOP: Thin Shrink Small Outline Package
Pin Configuration
- Pin 1: VDD - Positive supply voltage
- Pin 2: GND - Ground
🔧 Application Guidelines
Design Considerations
The AD1890 is a high-performance audio DAC that requires careful design consideration to achieve optimal performance. The device should be powered from a clean, regulated 5 V supply, and the analog input signals should be properly filtered and buffered to prevent noise and distortion.
Installation Guidelines
The AD1890 is available in a TSSOP package and should be mounted on a printed circuit board (PCB) with a suitable thermal pad to ensure proper heat dissipation. The device should be handled with care to prevent damage to the package and internal components.
Operational Notes
The AD1890 is a sensitive device that requires careful handling and operation to prevent damage and ensure optimal performance. The device should be operated within the specified temperature range and should not be exposed to extreme temperatures, humidity, or vibration.