MS6283

MOSA MS6283 Volume Controller with soft step IC 3 Stereo Inputs (1 differential Input) With Gain 0~+15dB Volume Controller -79dB~+15dB With Soft Step Class AB Headphone Driver, Low voltage FEATURES ‧ Operation range: 2.5V~6.5V. ‧ One quasi-differential input. ‧ Soft step volume control：-79dB ~ +15dB. ‧ Input Gain: 0dB ~ +15dB. ‧ Low power consumption. ‧ Good PSRR and low pop noise. ‧ I2C interface. ‧ Housed in 16 pin SSOP packages. APPLICATIONS ‧ Multimedia system ‧ Hi-Fi audio system. ‧ Bluetooth. ‧ DAB DESCRIPTION The MS6283 is a class AB headphone drivers with audio volume controller. The MS6283 have 3 sets of stereo input(1 differential Input), soft step control with programmable blend times. It uses CMOS technology specially for the low voltage application with low noise, rail-to-rail output. BLOCK DIAGRAM MS6283 L-IN3N L-IN3P L-IN2 L-IN1 R-IN1 R-IN2 R-IN3P R-IN3N INPUT Mux Gain 0 ~ 15dB Input Gain -79dB ~ +15dB Volume/Mute (With Soft step) HP Input Gain Gain 0 ~ 15dB Volume/Mute (With Soft step) -79dB ~ +15dB HP L-OUT R-OUT Supply I2C Interface VDD GND VREF SDA SCL V1.3 1/20 www.mosanalog.com MOSA MS6283 Volume Controller with soft step IC PIN CONFIGURATION Symbol Pin Description L-IN3N/NC 1 Negative Input For 3rd Left Channel(Differential) / No Connected(Single End) L-IN3P/L-IN3 2 Positive Input For 3rd Left Channel(Differential) / 3rd Left Channel Input NC 3 No Connected L-IN2 4 2nd Left Channel Input L-IN1 5 1st Left Channel Input ...