very low cost voice and melody synthesizer with 4-bits CPU

General Description The APExx12 series are very low cost voice and melody synthesizer with 4-bits CPU. They have various features including 4-bits ALU, ROM, RAM, I/O ports, timers, clock generator, voice and melody synthesizer, and PWM (Direct drive) or D/A current outputs, etc. The audio synthes

文件：242.61 Kbytes 页数：6 Pages

APLUS

巨华

HIGH PERFORMANCE AUTOMOTIVE SONAR INTRUSION

General Description The AS8412 is a signal processing IC designed to implement reliable, high-performance sonar intrusion detectors. It generates short 40 kHz bursts to feed an ultrasonic transducer. The resulting sonar waves are reflected on the vehicle interior and the echoes are received by an

文件：116.64 Kbytes 页数：14 Pages

AMSCO

艾迈斯欧司朗

VERY LOW-COST VOICE SYNTHESIZER WITH 4-BIT MICROPROCESSOR

文件：319.87 Kbytes 页数：7 Pages

APLUS

巨华

VERY LOW-COST VOICE SYNTHESIZER WITH 4-BIT MICROPROCESSOR

文件：510.82 Kbytes 页数：7 Pages

APLUS

巨华