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APC5890 Datasheet(PDF) 1 Page - Aplus Intergrated Circuits |
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APC5890 Datasheet(HTML) 1 Page - Aplus Intergrated Circuits |
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1 / 10 page  APLUS INTEGRATED CIRCUITS INC. APC5890 www.aplusinc.com.tw TEL : 886-2-2782-9266 1 APC5890 DE-COMPRESSION VOICE IC 1. CHIP FEATURES. DUAL OPERATION FREQUENCIES: - 32.768 KHZ & 0.5 SECOND TIMER INTERRUPT. - BUILT-IN PLL CIRCUIT TO GENERATE SYSTEM CLOCK MAX 20MHZ. BUILT-IN 2KBYTES(1K*16) RAM. ADDRESS UP TO 8MBYTE(4M*16) RAM OR ROM OR “ROM AND RAM” BUILT-IN 16KBYTE(8K*16) PROGRAM ROM AND 1.5M BYTE(768K*16) DATA ROM BUILT-IN DECOMPRESSION ENGINE THE VOICE AND MUSIC DE-COMPRESSION RATE IS AS THE FOLLOWS: - 2.25KBIT/SEC - 2.7KBIT/SEC - 3.15KBIT/SEC - 3.6KBIT/SEC - 4.8KBIT/SEC - 6.0KBIT/SEC - 7.2KBIT/SEC - 8.4KBIT/SEC - 9.6KBIT/SEC - 10.8KBIT/SEC - 12.0 KBIT/SEC - 13.2 KBIT/SEC - 14.4 KBIT/SEC DE -COMPRESSION RATE VOICE DURATION DE -COMPRESSION RATE VOICE DURATION 2.25 K BIT/SEC 91 min. 8.4 K BIT/SEC 24.38 min. 2.7 K BIT/SEC 75.85 min. 9.6 K BIT/SEC 21.33 min. 3.15 K BIT/SEC 65.01 min. 10.8 K BIT/SEC 18.96 min. 3.6 K BIT/SEC 56.89 min. 12.0 K BIT/SEC 17.07 min. 4.8 K BIT/SEC 42.67 min. 13.2 K BIT/SEC 15.52 min. 6.0 K BIT/SEC 34.13 min. 14.4 K BIT/SEC 14.22 min. 7.2 K BIT/SEC 28.44 min. BUILT-IN 12 BITS D/A, 8 BITS ADC. I/O PORTS 16 I/O PINS FOR PORT A. 12 OUTPUT FOR PORT B. 16 I/O PINS FOR PORT C. TWO 16BITS TIMERS : TIMER_A AND TIMER_B. WATCHDOG TIMER. SLEEP MODE : CRYSTAL & SYSTEM |
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