W681512
4. TABLE OF CONTENTS
1. GENERAL DESCRIPTION.................................................................................................................. 2
2. FEATURES ......................................................................................................................................... 2
3. BLOCK DIAGRAM .............................................................................................................................. 3
4. TABLE OF CONTENTS ...................................................................................................................... 4
5. PIN CONFIGURATION ....................................................................................................................... 6
6. PIN DESCRIPTION............................................................................................................................. 7
7. FUNCTIONAL DESCRIPTION............................................................................................................ 8
7.1. Transmit Path ................................................................................................................................8
7.2. Receive Path .................................................................................................................................9
7.3. Power Management.....................................................................................................................10
7.3.1. Analog and Digital Supply.....................................................................................................10
7.3.2. Analog Ground Reference Voltage Output...........................................................................10
7.4. PCM Interface..............................................................................................................................10
7.4.1. Long Frame Sync..................................................................................................................10
7.4.2. Short Frame Sync .................................................................................................................11
7.4.3. General Circuit Interface (GCI) .............................................................................................11
7.4.4. Interchip Digital Link (IDL).....................................................................................................12
7.4.5. System Timing ......................................................................................................................12
8. TIMING DIAGRAMS.......................................................................................................................... 13
9. ABSOLUTE MAXIMUM RATINGS.................................................................................................... 20
9.1. Absolute Maximum Ratings.........................................................................................................20
9.2. Operating Conditions...................................................................................................................20
10. ELECTRICAL CHARACTERISTICS............................................................................................... 21
10.1. General Parameters ..................................................................................................................21
10.2. Analog Signal Level and Gain Parameters ...............................................................................22
10.3. Analog Distortion and Noise Parameters ..................................................................................23
10.4. Analog Input and Output Amplifier Parameters.........................................................................24
10.5. Digital I/O ...................................................................................................................................26
10.5.1. μ-Law Encode Decode Characteristics...............................................................................26
10.5.2. A-Law Encode Decode Characteristics ..............................................................................27
10.5.3. PCM Codes for Zero and Full Scale ...................................................................................28
10.5.4. PCM Codes for 0dBm0 Output ...........................................................................................28
11. TYPICAL APPLICATION CIRCUIT................................................................................................. 29
12. PACKAGE SPECIFICATION .......................................................................................................... 31
12.1. 20L SOG (SOP)-300mil.............................................................................................................31
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