
Japan Radio Corporation
■ GENERAL DESCRIPTION
The NJW1195 is a 4-channel electronic volume with 4-in 2-out stereo audio selector. It performs low noise and low distortion characteristics with resistance ladder circuit.
The NJW1195 is also available for 2-channel differential transmission electronic volume with 2-in 1-out stereo audio selector by a differential transmission select function.
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.
■ FEATURES
● Operating Voltage ±4.5 to ±7.5V
● 3-Wired Serial Control Chip Address Select Function
● Selectable 4-Chip Address Available for using four chips on same serial bus line
● Low Output Noise -118dBV typ.
● Low Distortion 0.0003% typ. at Vin=1Vrms (Differential transmission)
● 4in 2out Stereo Signal Selector
● Volume +31.5 to –95dB / 0.5dB step, Mute
● Differential transmission select function
● Channel Separation -120dB typ.
● Zero Cross Detection
● Bi-CMOS Technology
● Package Outline SSOP32