BA3890F Overview
Optical disc ICs Pulse width controller for portable CD players BA3890F The BA3890F is an interface IC that provides gain for the PWM signal pulses used in digital servo systems, and allows gain adjustment to eliminate the dependence on battery voltage. FApplications Portable CD players CD-ROM, and MD players FFeatures 1) Amplifies the pulse width in accordance with the battery voltage. 2) Gain switching is possible...