Description
The HI2559, CXD2559 is a 1-bit stereo D/A converter featuring a 2nd-order ∆∑ system noise shaper. This good cost performance LSI has functions such as digital attenuator and digital de-emphasis and others.

Features
• Two-Channel D/A Converter and Oversampling Digital Filter Into a Single Chip
• Distortion . . . . . . . . . . . . . . . . . . . . . . . . 0.012% or Less
• S/N Ratio. . . . . . . . . . . . . . . . . . . . . . . . . . .96dB or More
• Master Clock . . . . . . . . . . . . . . . . . . . . . 384FS or 256FS

Functions
• Data Can Be Input at Rate of 1 x FS with a Built-In Digital Filter
• The 24-/32-Slot Serial Data Interface Enables Independent Selection of Data Frontward Truncation/Rearward Truncation and MSB First/LSB First
• Two Channels Can Be Attenuated Independently in 255 Steps
• The Output From Two Channels (L/R/L + R/Mute) Can Be Selected Independently
• Digital Emphasis

Applications
• CD Player and CD-ROM Player, etc.