aP8942A

Integrated Circuits Inc. aP8942A APLUS MAKE YOUR PRODUCTION A-PLUS VOICE OTP IC aP8942A – 42sec APLUS INTEGRATED CIRCUITS INC. Address: 3 F-10, No. 32, Sec. 1, Chenggung Rd., Taipei, Taiwan 115, R.O.C. Sales E-mail: sales@aplusinc.com.tw (115) 32 3 10. TEL: 886-2-2782-9266 FAX: 886-2-2782-9255 WEBSITE : http: //www.aplusinc.com.tw Support E-mail: service@aplusinc.com.tw Ver 5.0 1 OCT 01, 2012 Integrated Circuits Inc. aP8942A FEATURES Standard CMOS process. Embedded 1M bits EPROM. 42 sec Voice Length at 6KHz sampling and 4-bit ADPCM compression. Maximum 32 voice groups. Combination of voice blocks to extend playback duration. 960 table entries are available for voice block combinations. User selectable PCM or ADPCM data compression. Two triggering modes are available (EPROM programmable options). - Key Trigger Mode – Combinations of S1 ~ S8 to trigger 32 Voice Groups; SBT sequential trigger is possible. - CPU Parallel Trigger Mode – Combinations of S1 ~ S5 with SBT goes HIGH to strobe start the voice playback. Voice Group Trigger Options: Edge / Level; Hold / Un-hold; Retrigger / Non-retrigger. Whole Chip Options: Ramp / No-ramp; Output Options; Key / CPU trigger mode. 16ms (@ 8KHz sampling rate) Debounce Time for both Key and CPU Trigger Mode. RST pin set to HIGH to stop playback at once. Two user programmable outputs for STOP pulse, BUSY signal and flashing LED. Built-in oscillator to control sampling frequency with an external r...