AD1859

a FEATURES Complete, Low Cost Stereo DAC System in a Single Die Package Variable Rate Oversampling Interpolation Filter Multibit ⌺⌬ Modulator with Triangular PDF Dither Discrete and Continuous Time Analog Reconstruction Filters Extremely Low Out-of-Band Energy 64 Step (1 dB/Step) Analog Attenuator with Mute Buffered Outputs with 2 k⍀ Output Load Drive Rejects Sample Clock Jitter 94 dB Dynamic Range, –88 dB THD+N Performance Option for Analog De-emphasis Processing with External Passive Components ؎0.1؇ Maximum Phase Linearity Deviation Continuously Variable Sample Rate Support Digital Phase Locked Loop Based Asynchronous Master Clock On-Chip Master Clock Oscillator, Only External Crystal Is Required Power-Down Mode Flexible Serial Data Port (I2S-Justified, Left-Justified, Right-Justified and DSP Serial Port Modes) SPI* Compatible Serial Control Port Single +5 V Supply 28-Pin SOIC and SSOP Packages APPLICATIONS Digital Cable TV and Direct Broadcast Satellite Set-Top Decoder Boxes Digital Video Disc, Video CD and CD-I Players High Definition Televisions, Digital Audio Broadcast Receivers CD, CD-R, DAT, DCC, ATAPI CD-ROM and MD Players Digital Audio Workstations, Computer Multimedia Products Stereo, Single-Supply 18-Bit Integrated ⌺⌬ DAC AD1859 PRODUCT OVERVIEW The AD1859 is a complete 16-/18-bit single-chip stereo digital audio playback subsystem. It comprises a variable rate digital interpolation filter, a revolutionary multibit sigma-delta (∑∆) modulator with dither, a jitt...