SM5879AV Overview
SM5879AV NIPPON PRECISION CIRCUITS INC. 3rd-order Σ∆, 2-channel D/A Converter OVERVIEW The SM5879AV is a 3rd-order ∑∆, two-channel D/A convertor LSI for digital audio reproduction equipment. This device incorporate NPC's molybdenumgate CMOS technology and incorporates an 8-times oversampling digital filter and analog 3rd-order ∑∆ post-converter low-pass filters.
SM5879AV Key Features
- 32 dB stopband attenuation
- +0.05 to -0.05 dB passband ripple Deemphasis filter operation
- 36 dB stopband attenuation
- 0.09 to +0.23 dB deviation from ideal deemphasis filter characteristics Attenuator
- 7-bit attenuator (128 steps) set by microcontroller Soft mute function set by parallel setting
- (approximately 1024/fs total muting time) Mono setting
- Left or right channel mono selectable by microcontroller Built-in infinity-zero detection circuit ∑∆, two-channel D/A con
- 3rd-order noise shaper
- 32fs oversampling Built-in 3rd-order post-converter low-pass filters 24-pin VSOP package Molybdenum-gate CMOS process
- 0.34 max +0.05