Position: Home  > All Categories> Integrated Circuits (ICs) > AD1981B

AD1981B

Features: AC '97 2.3 COMPATIBLE FEATURES`S/PDIF Output, 20 Bits Data Format, Supporting`48 kHz and 44.1 kHz Sample Rates`Integrated Stereo Headphone Amplifier`Variable Sample Rate Audio`External Audio Power-Down Control`Greater than 90 dB Dynamic Range`Stereo Full-Duplex Codec`20-Bit PCM DAC`3 Ana...

product image

AD1981B Picture
See larger image
SeekIC No. : 004268564 Detail

AD1981B: Features: AC '97 2.3 COMPATIBLE FEATURES`S/PDIF Output, 20 Bits Data Format, Supporting`48 kHz and 44.1 kHz Sample Rates`Integrated Stereo Headphone Amplifier`Variable Sample Rate Audio`External Aud...

AD1981B Data Sheet

floor Price/Ceiling Price

Get Latest Price
Part Number:
AD1981B
Supply Ability:
5000

Price Break

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

SeekIC Buyer Protection PLUS - newly updated for 2013!

  • Escrow Protection.
  • Guaranteed refunds.
  • Secure payments.
  • Learn more >>

Month Sales

268 Transactions

Rating

evaluate  (4.8 stars)

Upload time: 2024/12/25

add to my favourite

Payment Methods

All payment methods are secure and covered by SeekIC Buyer Protection PLUS.

Notice: When you place an order, your payment is made to SeekIC and not to your seller. SeekIC only pays the seller after confirming you have received your order. We will also never share your payment details with your seller.
Product Details

Description



Features:

AC '97 2.3 COMPATIBLE FEATURES
`S/PDIF Output, 20 Bits Data Format, Supporting
`48 kHz and 44.1 kHz Sample Rates
`Integrated Stereo Headphone Amplifier
`Variable Sample Rate Audio
`External Audio Power-Down Control
`Greater than 90 dB Dynamic Range
`Stereo Full-Duplex Codec
`20-Bit PCM DAC
`3 Analog Line-Level Stereo Inputs for
`Line-In, AUX, and CD
`Mono Line-Level Phone Input
`Dual MIC Input with Built-In Programmable Preamp
`High Quality CD Input with Ground Sense
`Mono Output for Speakerphone or Internal Speaker
`Power Management Support
`48-Lead LQFP Package, Lead-Free Available
ENHANCED FEATURES
`Stereo MIC Preamps Support
`Built-In Digital Equalizer Function for Optimized
`Speaker Sound
`Full-Duplex Variable Sample Rates from 7040 Hz to
`48 kHz with 1 Hz Resolution
`Jack Sense Pins Provide Automatic Output Switching
`Software Programmed VREFOUT Output for Biasing
`Microphone and External Power Amp
`Split Power Supplies: 3.3 V Digital and 5 V Analog
`Multiple Codec Configuration Options




Pinout

Connection Diagram

AD1981B Diagram




Specifications

Power Supplies
Digital (DVDD) . . . . . . . . . . . . . . . . . . . . . . 0.3 V to +3.6 V
Analog (AVDD) . . . . . . . . . . . . . . . . . . . . . .0.3 V to +6.0 V
Input Current (Except Supply Pins) . . . . . . . .. . . . . ±10 mA
Signals Pins
Digital Input Voltage . . . . . . . . . . .. 0.3 V to DVDD + 0.3 V
Analog Input Voltage . . . . . . . . . . . 0.3 V to AVDD + 0.3 V
Ambient Temperature Range (Operating) . . . 0°C to 70°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) 85dB
Compliant 2.3
DAC DNR (dB) 90dB
Number of Channels 2





Customers Who Bought This Item Also Bought

Margin,quality,low-cost products with low minimum orders. Secure your online payments with SeekIC Buyer Protection.
You may also be interested in :
Crystals and Oscillators
WT325BI0030.000000
2SB49
Industrial Controls, Meters
SGDM-15ADA
41AA1600E
Resistors
A101G
3006P-1-205LF
Cables, Wires - Management
NM-SF50+
CCK26.5-MM-190-30
Connectors, Interconnects
ASP-134488-01
WM4078-ND
Switches
US32DMRJ
HBGQ22P-11ET
View more