SM5877AM Datasheet (Nippon Precision Circuits Inc) - 3rd-order / 2-channel D/A Converter

SM5877AM, 3rd-order / 2-channel D/A Converter

Number 1 2 3 4 5 6 7 8 9 Name MUTE DEEM CKO DVSS BCKI DI DVDD LRCI TSTN Ip Ip Ip Ip I/O Ip Ip O Description When MODE is HIGH: Soft mute ON/OFF control.

Mute is active when HIGH.

When MODE is LOW: Attenuator level direction control.

The attenuator direction is down when HIGH.

Deemphasis control.

Dee

SM5877AM NIPPON PRECISION CIRCUITS INC.

3rd-order Σ∆, 2-channel D/A Converter OVERVIEW The SM5877AM is a 3rd-order Σ∆, 2-channel D/A converter LSI for digital audio reproduction equipment.

It also incorporates an 8-times oversampling digital ﬁlter and analog, post-converter lowpass ﬁlters.

The SM5877AM has digital deemphasis ﬁlter, attenuator, and soft mute circuits built-in.

Double-speed operation and low-voltage operation are also supported.

The SM5877AM operates from a 2.7 to 5.5 V supply,

SM5877AM Features

* s s TO1 AVDDL s s s s s s s s s s s s 2.7 to 5.5 V operating supply voltage range 4.5 to 5.5 V operating supply voltage range for double-speed mode 44.1 kHz sampling frequency Normal (384fs) and double-speed (192fs), 16.9344 MHz system clock 16.9344 MHz crystal oscillator circuits built-in