MOTOROLA
SEMICONDUCTOR TECHNICAL DATA
Product Preview Stereo Audio Sigma-Delta Digital-to-Analog Converter
CMOS
The MC145074 is a high precision, Stereo Audio Digital–to–Analog Converter that utilizes second order sigma–delta modulators with 2–tap FIR feedback architecture.
The part can be used as a stand alone stereo digital modulator, or as a companion part to the MC145076 smoothing filter to achieve high quality, low cost audio performance.
• Peak S/(N+D) 100 dB • Single 5 V Supply Operation • Accepts 16, 18, or 20–Bit Data Words • Dual/Single Pin Data Input Modes • Programmable WCLK Divider • Operating Temperature Range: – 40 to + 85°C • Low Power Consumption: 40 mW Typical • Companion...