W681388DG Nuvoton Technology Corporation of America, W681388DG Datasheet - Page 2

• Manufacturer Part Number: W681388DG
• Description: IC PRO-X PROG CODEC/SLCC 48-LQFP
• Manufacturer: Nuvoton Technology Corporation of America
• Type: PCMr

Specifications of W681388DG

• Data Interface: PCM Audio Interface
• Resolution (bits): 16 b
• Number Of Adcs / Dacs: 1 / 1
• Sigma Delta: Yes
• Operating Temperature: 0°C ~ 70°C
• Mounting Type: Surface Mount
• Package / Case: 48-LQFP
• For Use With: N681386EVM - BOARD EVALUATION FOR W681388W681388EVB - KIT EVAL FOR W681388
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Nuvoton - Pro-X Single Programmable Extended CODEC/SLCC
http://www.nuvoton-usa.com/en/content/view/327/554/
Key Features
Benefits
Performs complete BORSCHT functions for a single channel with
a single device
Internal balanced ringing up to 90 VPK (5 REN up to 4 kft)
Integrated Power Management
Programmable linefeed characteristics
Programmable signal generation
High integration reduces overall system BOM and footprint
Low power consumption for battery-backup and other
power sensitive applications
High programmability reduces real-time software overhead
Extensive line sensing enables diagnostics support
Integrated DC-to-DC controller regulates battery voltage to
minimize power dissipation in all operating modes
Ringing frequency, amplitude, cadence
Trapezoidal and Sinusoidal waveforms
Two-wire AC impedance, transhybrid balance
Constant Current feed (20 to 41 mA)
Ring trip and loop closure threshold
DTMF generation and detection
Metering pulse generation (12/16 kHz)
Enhanced Caller ID (FSK) generation (Type I and Type II)
Tone generation (up to four simultaneous)
G.711 µ-Law/A-Law / 16-bit linear PCM audio
Programmable audio path gains
Applications
Loop test and diagnostics support
On-chip PLL for flexible clocking options including 1
2.000 MHz BCLK operation
3.3V operation
Small Footprint Packages:LQFP-48, QFN-48
Analog Telephone Adapter
Voice enabled DSL Modems
Voice enabled Cable Modems
Residential VoIP Gateways / Routers
Integrated Access Devices
Fiber to the Premise/Home (FTTP/H)
Optical Network Terminals (ONT)
Set Top Boxes
Wireless Local Loop, PBX, ISDN NT1/TA
Integrated loopback modes
Real-time linefeed monitoring
On-chip temperature sensor
PCM and SPI bus digital interfaces
PCM Master and Slave modes supported
10/23/2008
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