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W681512 Datasheet (PDF) - Winbond

W681512 Datasheet PDF - Winbond
Part No. W681512
Download  W681512 Click to view

File Size   316.27 Kbytes
Page   38 Pages
Manufacturer  WINBOND [Winbond]
Direct Link  http://www.winbond.com
Logo WINBOND - Winbond
Description SINGLE-CHANNEL VOICEBAND CODEC

W681512 Datasheet (PDF)

Go To PDF Page Download Datasheet
W681512 Datasheet PDF - Winbond

Part No. W681512
Download  W681512 Click to view

File Size   316.27 Kbytes
Page   38 Pages
Manufacturer  WINBOND [Winbond]
Direct Link  http://www.winbond.com
Logo WINBOND - Winbond
Description SINGLE-CHANNEL VOICEBAND CODEC

W681512 Datasheet (HTML) - Winbond

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W681512 Product details

GENERAL DESCRIPTION

The W681512 is a general-purpose single channel PCM CODEC with pin-selectable μ-Law or A-Law companding. The device is compliant with the ITU G.712 specification. It operates from a single +5V power supply and is available in 20-pin SOG (SOP), SSOP and TSSOP package. Functions performed include digitization and reconstruction of voice signals, and band limiting and smoothing filters required for PCM systems. The filters are compliant with ITU G.712 specification. W681512 performance is specified over the industrial temperature range of –40°C to +85°C.



FEATURES

• Single +5V power supply

• Typical power dissipation of 30 mW, power-down mode of 0.5 μW

• Fully-differential analog circuit design and output signals

• Differential Analog Outputs

• On-chip precision reference of 1.575 V for a 0 dBm TLP at 600 Ω (775mVRMS)

• Push-pull power amplifiers with external gain adjustment with 300 Ω load capability

• Seven master clock rates of 256 kHz to 4.096 MHz

• Pin-selectable μ-Law and A-Law companding (compliant with ITU G.711)

• CODEC A/D and D/A filtering compliant with ITU G.712

• Industrial temperature range (–40°C to +85°C)

• Packages: 20-pin SOG (SOP), SSOP and TSSOP

• Pb-Free package options available



ApplIcations

• VoIP, Voice over Networks equipment

• Digital telephone and communication systems

• Wireless Voice devices

• DECT/Digital Cordless phones

• Broadband Access Equipment

• Bluetooth Headsets

• Fiber-to-curb equipment

• Enterprise phones

• Digital Voice Recorders



 



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