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Product Detailed Parameters
- Description：IC CODEC AUDIO-PC AC'97 48LQFP
- Series：SoundMAX®
- Mfr：Analog Devices Inc.
- Package：Bulk
- Type：Audio Codec '97
- Data Interface：Serial
- Resolution (Bits)：16, 20 b
- Sigma Delta：No
- S/N Ratio, ADCs / DACs (db) Typ：-
- Dynamic Range, ADCs / DACs (db) Typ：80 / 90
- Voltage - Supply, Analog：4.75V ~ 5.25V
- Voltage - Supply, Digital：3.15V ~ 3.45V
- Operating Temperature：0°C ~ 70°C
- Mounting Type：Surface Mount
- Package / Case：48-LQFP
- Supplier Device Package：48-LQFP (7x7)
- Grade：-
- Qualification：-
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Overview
The AD1888JST-REEL is an AC '97 2.3 compatible SoundMAX codec manufactured by Analog Devices Inc., supplied in a 48-lead LFCSP package. It features six DAC channels for 5.1 surround sound with 20-bit resolution and 90 dB dynamic range, alongside stereo headphone amplifiers. The device supports S/PDIF output, multiple analog inputs including phone, aux, line-in, and selectable MIC inputs, and offers double rate audio up to 96 kHz. Power management includes programmable power-down states and software-controlled VREF_OUT for MIC bias.
Feature Summary
- AC '97 2.3 compatibility with integrated PLL for crystal-free system clocking
- Six-channel DAC architecture supporting 5.1 surround sound with high-fidelity audio performance
- Integrated stereo headphone amplifiers and jack sense logic for auto topology switching
- Comprehensive power-management modes allowing individual component shutdown
Applications
- Desktop PC audio subsystems
- Notebook computer audio solutions
- All-in-one PC multimedia systems
Procurement Notes
Verify the specific ordering suffix against the manufacturer's current documentation to confirm package type and tape/reel specifications. Ensure the component meets required environmental standards and RoHS compliance before integration into final designs.
Selection Notes
Select this component for applications requiring full AC '97 2.3 compliance and 5.1 channel audio processing. Consider the LFCSP package constraints and verify that the system design accommodates the required analog and digital supply voltages.
Part Context
This part belongs to the Analog Devices AC '97 codec family designed for PC audio applications. It provides a complete audio solution integrating ADCs, DACs, and amplifiers within a single chip, replacing discrete audio components in standard motherboard designs.
Replacement Considerations
Consult official Analog Devices documentation for verified cross-reference part numbers. Do not substitute with generic codecs without verifying AC '97 register compatibility and pinout alignment.
