NJU8402 Datasheet, PDF (1/10 Pages) New Japan Radio – DIGITAL TO ANALOG CONVERTER FOR STEREO AUDIO

NJU8402
PRELIMINARY
DIGITAL TO ANALOG CONVERTER
FOR STEREO AUDIO
s GENERAL DESCRIPTION
The NJU8402 is a 16-bit delta-sigma Digital-to-Analog
Converter for stereo audio. It consists of Serial Audio Data
Interface, Digital Interpolation Filter, ∆Σ Modulator, SC LPF,
Buffer Amp, System Controller for status control. It
operates on single +5V power supply. Furthermore, it
accepts 16-bit input audio data length or 18-bit, and
supports I²S serial data format and LSB justified.
Therefore, the NJU8402 is suitable for CD, MD, DAT
and other digital audio applications.
s PACKAGE OUTLINE
NJU8402D
NJU8402M
s FEATURES
q ∆Σ type 1bit stereo DAC
q Sample Rate ( fs ) : 50kHz ( Maximum )
q Signal-to-Noise Ratio : 94dB
q Input Audio Data Length : 16bits or 18bits
q Single ended Analog Output
q Internal SC type Low Pass Filter
q Operating Voltage +5V ±5%
q Package Outline DIP16 / DMP16
s PIN CONFIGURATION
V_DD
1
MCKI 2
SCK 3
DATA 4
REQ 5
AOUTL 6
VCOML 7
AV_DD
8
16
V_SS
15 BCLK
14 LRCK
13 DIN
12 RST
11 AOUTR
10 VCOM
9
AV_SS
s BLOCK DIAGRAM
DIN
BCLK
LRCK
Serial Audio
Data Interface
Digital
Interpolation
Filter
∆Σ
Modulator
SC
LPF
LPF
∆Σ
Modulator
SC
LPF
LPF
System
Controller
AOUTL
VCOML
AOUTR
VCOMR
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