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AD1881A

Features: AC'97 2.1 FEATURES`Variable Sample Rate`True Line-Level Output`Supports Secondary Codec Modes`AC'97 FEATURESDesigned for AC'97 Analog I/O Component`48-Lead LQFP Package`Multibit Converter Architecture for Improved S/N Ratio Greater than 90 dB`16-Bit Stereo Full-Duplex Codec`Four Analog L...

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SeekIC No. : 004268459 Detail

AD1881A: Features: AC'97 2.1 FEATURES`Variable Sample Rate`True Line-Level Output`Supports Secondary Codec Modes`AC'97 FEATURESDesigned for AC'97 Analog I/O Component`48-Lead LQFP Package`Multibit Converter ...

AD1881A Data Sheet

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Part Number:
AD1881A
Supply Ability:
5000

Price Break

  • Qty
  • 1~5000
  • Unit Price
  • Negotiable
  • Processing time
  • 15 Days
Total Cost: $ 0.00

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Upload time: 2024/12/26

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Product Details

Description



Features:

AC'97 2.1 FEATURES
`Variable Sample Rate
`True Line-Level Output
`Supports Secondary Codec Modes
`AC'97 FEATURES
Designed for AC'97 Analog I/O Component
`48-Lead LQFP Package
`Multibit Converter Architecture for Improved S/N Ratio Greater than 90 dB
`16-Bit Stereo Full-Duplex Codec
`Four Analog Line-Level Stereo Inputs for Connection from LINE, CD, VIDEO, and AUX
`Two Analog Line-Level Mono Inputs for Speakerphone and PC BEEP
`Mono MIC Input Switchable from Two External Sources
`High Quality CD Input with Ground Sense
`Stereo Line-Level Output
`Mono Output for Speakerphone or Internal Speaker
`Power Management Support
ENHANCED FEATURES
`Mobile Low Power Mixer Mode
`Digital Audio Mixer Mode
`Full Duplex Variable 8 kHz to 48 kHz Sampling Rate with 1 Hz Resolution
`PHAT™ Stereo 3D Stereo Enhancement
`Split Power Supplies (3.3 V Digital/5 V Analog)
`Extended 6-Bit Master Volume Control
`Audio Amp Power-Down Signal




Pinout

Connection Diagram

AD1881A Diagram




Specifications

Parameter
Min
Max
Unit
Power Supplies
Digital (VDD)
-0.3
+3.6
V
Analog (VCC)
0.3
+6.0
V
Analog Input Voltage (Signal Pins)
0.3
VCC + 0.3
V
Digital Input Voltage (Signal Pins)
0.3
VDD + 0.3
V
Ambient Temperature (Operating)
0
+70
°C
Storage Temperature
-65
+150
°C

*Stresses greater than those listed under Absolute Maximum Ratings may cause permanent damage to the device. This is a stress rating only; functional operation of the device at these or any other conditions above those indicated in the operational section of this specification is not implied. Exposure to absolute maximum rating conditions for extended periods may affect device reliability.



# of ADCs 2
# DAC 2
ADC DNR (dB) 87dB
Compliant 2.1
DAC DNR (dB) 90dB
Number of Channels 2





Description

The AD1881A meets the Audio Codec '97 2.0 and 2.1 Extensions. Inaddition, the AD1881A SoundMAX Codec is designed to meet allrequirements of the Audio Codec '97, Component Specification,






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