NJW1194 Datasheet, PDF (1/4 Pages) New Japan Radio – 2-CHANNEL ELECTRONIC VOLUME WITH INPUT SELECTOR AND TONE CONTROL

NJW1194
2-CHANNEL ELECTRONIC VOLUME
WITH INPUT SELECTOR AND TONE CONTROL
s GENERAL DESCRIPTION
The NJW1194 is a 2-channel electronic volume with4-in 1-out
stereo audio selector and Tone Control. The NJW1194 performs
low noise and low distortion characteristics with resistance ladder
circuit.
All of functions are controlled via three-wired serial bus.
Selectable 4-Chip address is available for using four chips on
same serial bus line.
It’s suitable for two-channel stereo system and or multi-channel
audio system.
s FEATURES
q Operating Voltage
q 3-Wired Serial Control
q Low output noise
q Low THD
q Input Selector(X4)
q Volume
q Tone Control
q Channel Separation
q Zero Cross Detection
q Bi-CMOS Technology
q Package Outline
±4.5 to ±7.5V
Chip Address Select Function
-117dBVtyp.
0.0015%typ. (Vin=2Vrms, VOL=0dB)
+31.5 to –95.0dB / 0.5dBstep, MUTE
0to ±10dB/1dBstep
-120dBtyp.
SSOP32
s BLOCK DIAGRAM
sPACKAGE OUTLINE
NJW1194V
Ach Tone Filter
V+ GND V-
V-
In A1
In A2
In A3
In A4
In B1
In B2
In B3
In B4
Bias
TONE
Control Logic
Zero Cross Detection
TONE
Out A
OutB
Ver.7.1 for web
Bch Tone Filter
–1–