Product Summary

The AD1859JRS-REEL 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 jitter-tolerant DAC, switched capacitor and continuous time analog filters, and analog output drive circuitry. Other features of the AD1859JRS-REEL include an on-chip stereo attenuator and mute, programmed through an SPI-compatible serial control port. The applications of the AD1859JRS-REEL are 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.

Parametrics

AD1859JRS-REEL absolute maximum ratings: (1)DVDD to DGND: –0.3 to 6 V; (2)AVDD to AGND: –0.3 to 6 V; (3)Digital Inputs DGND: – 0.3 to DVDD + 0.3 V; (4)Analog Inputs AGND: – 0.3 to AVDD + 0.3 V; (5)AGND to DGND: –0.3 to 0.3 V.

Features

AD1859JRS-REEL features: (1)Complete, Low Cost Stereo DAC System in a Single Die Package; (2)Variable Rate Oversampling Interpolation Filter; (3)Discrete and Continuous Time Analog Reconstruction Filters; (4)Extremely Low Out-of-Band Energy; (5)64 Step (1 dB/Step) Analog Attenuator with Mute; (6)Buffered Outputs with 2 kV Output Load Drive; (7)Rejects Sample Clock Jitter; (8)94 dB Dynamic Range, –88 dB THD+N Performance; (9)Option for Analog De-emphasis Processing with External Passive Components; (10)Continuously Variable Sample Rate Support; (11)Digital Phase Locked Loop Based Asynchronous Master Clock.

Diagrams

AD1859JRS-REEL block diagram

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