SamHop Microelectronics SM7181
SM7181 is an Audio Echo Processor using CMOS Technology. It has build in AD/DA and 8KBits SRAM for echo effect time delay.APPLICATIONS
* VCD * Karaok * TV * Audio System * Car Stereo VREF OSC1 OSC2 VDD DGND AGND ADCTL DACTL 1 16 2 15 3 14 4 13 5 12 6 11 7 10 89 SM7181 DIP 16 OP1-IN OP1-OUT ADC-OUT ADC-IN DAC-IN DAC-OUT OP2-IN OP2-OUT Page 2 V1.20 ECHO