W681511
Publication Release Date: January 2009
- 4 -
Revision A11
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 Outpt ............................................................................. 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)..................................................................................................... 11
7.4.5. System Timing ...................................................................................................................... 11
8. TIMING DIAGRAMS.......................................................................................................................... 12
9. Absolute Maximum Ratings............................................................................................................... 19
9.1. Absolute Maximum Ratings ......................................................................................................... 19
9.2. Operating Conditions ................................................................................................................... 19
10. ELECTRICAL CHARACTERISTICS ............................................................................................... 20
10.1. General Parameters .................................................................................................................. 20
10.2. Analog Signal Level and Gain Parameters ............................................................................... 21
10.3. Analog Distortion and Noise Parameters .................................................................................. 22
10.4. Analog Input and Output Amplifier Parameters......................................................................... 23
10.5. Digital I/O ................................................................................................................................... 25
10.5.1.
μ-Law Encode Decode Characteristics...............................................................................25
10.5.2. A-Law Encode Decode Characteristics .............................................................................. 26
10.5.3. PCM Codes for Zero and Full Scale ................................................................................... 27