Rainbow-electronics APC5890 User Manual download pdf

APLUS INTEGRATED CIRCUITS INC. APC5890

www.aplusinc.com.tw TEL : 886-2-2782-9266

APC5890 DE-COMPRESSION VOICE IC

1. CHIP FEATURES.

z DUAL OPERATION FREQUENCIES:

- 32.768 KHZ & 0.5 SECOND TIMER INTERRUPT.

- BUILT-IN PLL CIRCUIT TO GENERATE SYSTEM CLOCK MAX 20MHZ.

z BUILT-IN 2KBYTES(1K*16) RAM.

z 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

z BUILT-IN DECOMPRESSION ENGINE

THE VOICE DE-COMPRESSION RATE IS AS THE FOLLOWS:

- 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

3.6 K BIT/SEC 56.89 min. 9.6 K BIT/SEC 21.33 min.

4.8 K BIT/SEC 42.67 min. 10.8 K BIT/SEC 18.96 min.

6.0 K BIT/SEC 34.13 min. 12.0 K BIT/SEC 17.07 min.

7.2 K BIT/SEC 28.44 min. 13.2 K BIT/SEC 15.52 min.

8.4 K BIT/SEC 24.38 min. 14.4 K BIT/SEC 14.22 min.

THE MUSIC DE-COMPRESSION RATE IS AS THE FOLLOWS:

DE-COMPRESSION

RATE

VOICE DURATION

DE-COMPRESSION

RATE

VOICE DURATION

10 K BIT/SEC 20.48 min. 18 K BIT/SEC 11.38 min.

12 K BIT/SEC 17.07 min. 20 K BIT/SEC 10.24 min.

14 K BIT/SEC 14.63 min. 22 K BIT/SEC 9.31 min.

16 K BIT/SEC 12.80 min. 24 K BIT/SEC 8.53 min.

z BUILT-IN 12 BITS D/A, 8 BITS ADC.

z I/O PORTS

16 I/O PINS FOR PORT A.

12 OUTPUT FOR PORT B.

16 I/O PINS FOR PORT C.

1 2 3 4 5 6 7 8 9 10

DE-COMPRESSION VOICE IC 1
APC5890 10

Summary of Contents

Page 1 - DE-COMPRESSION VOICE IC

APLUS INTEGRATED CIRCUITS INC. APC5890 www.aplusinc.com.tw TEL : 886-2-2782-9266 1 APC5890 DE-COMP

Page 2

APLUS INTEGRATED CIRCUITS INC. APC5890 www.aplusinc.com.tw TEL : 886-2-2782-9266 10

Page 3

APLUS INTEGRATED CIRCUITS INC. APC5890 www.aplusinc.com.tw TEL : 886-2-2782-9266 2z TWO 16BITS TI

Page 4

APLUS INTEGRATED CIRCUITS INC. APC5890 www.aplusinc.com.tw TEL : 886-2-2782-9266 32. PIN DESCRIPT

Page 5

APLUS INTEGRATED CIRCUITS INC. APC5890 www.aplusinc.com.tw TEL : 886-2-2782-9266 44. ADDRESS ARRA

Page 6

APLUS INTEGRATED CIRCUITS INC. APC5890 www.aplusinc.com.tw TEL : 886-2-2782-9266 5 MEMORY MAPPING

Page 7

APLUS INTEGRATED CIRCUITS INC. APC5890 www.aplusinc.com.tw TEL : 886-2-2782-9266 6 z 3FE0 System

Page 8

APLUS INTEGRATED CIRCUITS INC. APC5890 www.aplusinc.com.tw TEL : 886-2-2782-9266 7BIT – 3 ~ 2 00 :

Page 9

APLUS INTEGRATED CIRCUITS INC. APC5890 www.aplusinc.com.tw TEL : 886-2-2782-9266 8 z 3FEB : BANK

Page 10 - APC5890

APLUS INTEGRATED CIRCUITS INC. APC5890 www.aplusinc.com.tw TEL : 886-2-2782-9266 9 z 3FF6 : PORT_

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Rainbow-electronics APC5890 User Manual

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Summary of Contents

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