Overview
The AD1847JP, produced by Analog Devices Inc., is a Serial-Port 16-Bit SoundPort Stereo Codec. This integrated circuit combines key audio data conversion and control functions into a single chip, providing a complete and cost-effective solution for various audio applications. The AD1847JP operates from a single +5 V supply and is designed for use in business, game audio, and multimedia environments. It features a serial interface, making it suitable for implementation on computer motherboards, add-in cards, or PCMCIA cards.
Key Specifications
| Parameter | Value |
|---|---|
| Manufacturer | Analog Devices Inc. |
| Package | 44-LCC (J-Lead), PLCC, TQFP |
| Number of Terminals | 44 |
| Operating Temperature | 0°C to 70°C |
| Voltage - Supply, Analog | 4.75V to 5.25V |
| Voltage - Supply, Digital | +5 V |
| Sample Rates | 5.5 kHz to 48 kHz |
| Resolution | 16-bit |
| Data Formats | 16-bit twos-complement PCM, 8-bit unsigned magnitude PCM, 8-bit µ-law or A-law companded |
Key Features
- Single-chip integrated digital audio stereo codec
- Supports the Microsoft Windows Sound System
- Multiple channels of stereo input with analog and digital signal mixing
- Programmable gain and attenuation
- On-chip signal filters and digital interpolation and decimation
- Analog output low-pass filters
- Independent selectable gains for each channel from 0 to 22.5 dB in +1.5 dB steps
- Global stereo or mono mode operation
- Analog mixing of auxiliary inputs with DAC output
- Serial interface for easy integration on motherboards or add-in cards
Applications
- Business audio systems
- Game audio
- Multimedia applications
- Computer motherboards
- Add-in cards and PCMCIA cards
Q & A
- What is the AD1847JP?
The AD1847JP is a Serial-Port 16-Bit SoundPort Stereo Codec produced by Analog Devices Inc.
- What is the operating voltage of the AD1847JP?
The AD1847JP operates from a single +5 V supply.
- What are the supported data formats by the AD1847JP?
The AD1847JP supports 16-bit twos-complement PCM, 8-bit unsigned magnitude PCM, and 8-bit µ-law or A-law companded data formats.
- What is the sample rate range of the AD1847JP?
The sample rate range of the AD1847JP is from 5.5 kHz to 48 kHz.
- Does the AD1847JP support analog mixing?
Yes, the AD1847JP supports analog mixing of auxiliary inputs with the DAC output.
- What are the package options for the AD1847JP?
The AD1847JP is available in 44-LCC (J-Lead), PLCC, and TQFP packages.
- What is the operating temperature range of the AD1847JP?
The operating temperature range of the AD1847JP is from 0°C to 70°C.
- Can the AD1847JP operate in both stereo and mono modes?
Yes, the AD1847JP can operate in both global stereo and mono modes.
- What are some typical applications of the AD1847JP?
The AD1847JP is typically used in business audio systems, game audio, multimedia applications, and on computer motherboards or add-in cards.
- Does the AD1847JP have programmable gain and attenuation?
Yes, the AD1847JP has programmable gain and attenuation for each channel.
