VERY LOW-COST VOICE SYNTHESIZER WITH 4-BIT MICROPROCESSOR

文件：581.38 Kbytes Page：7 Pages

VERY LOW-COST VOICE SYNTHESIZER WITH 4-BIT MICROPROCESSOR

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

High-Speed Switching Applications

Features • Low ON-resistance. • High-speed switching. • 4V drive.

Dual P-Channel 1.8V PowerTrench Specified MOSFET

General Description These P-Channel 1.8V specified MOSFETs are produced using Fairchild Semiconductors advanced PowerTrench process that has been especially tailored to minimize on-state resistance and yet maintain low gate charge for superior switching performance. Features • –2.3 A, –20 V.

VFD Driver/Controller IC?

DESCRIPTION PT6312 is a Vacuum Fluorescent Display (VFD) Controller driven on a 1/4 to 1/11 duty factor. Eleven segment output lines, 6 grid output lines, 5 segment/grid output drive lines, one display memory, control circuit, key scan circuit are all incorporated into a single chip to build a

VFD Driver/Controller IC?

DESCRIPTION PT6312 is a Vacuum Fluorescent Display (VFD) Controller driven on a 1/4 to 1/11 duty factor. Eleven segment output lines, 6 grid output lines, 5 segment/grid output drive lines, one display memory, control circuit, key scan circuit are all incorporated into a single chip to build a