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STAC9758 数据表(PDF) 2 Page - Integrated Device Technology

部件名 STAC9758
功能描述  HIGH-PERFORMANCE 6-CHANNEL AC??7 2.3 CODEC WITH UNIVERSAL JACKS
Download  119 Pages
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制造商  IDT [Integrated Device Technology]
网页  http://www.idt.com
标志 IDT - Integrated Device Technology

STAC9758 数据表(HTML) 2 Page - Integrated Device Technology

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STAC9758/9759
HIGH-PERFORMANCE 6-CHANNEL AC’97 2.3 CODEC WITH UNIVERSAL JACKS™
PC AUDIO
IDT™
2
STAC9758/9759
V 1.2 1206
HIGH-PERFORMANCE 6-CHANNEL AC’97 2.3 CODEC WITH UNIVERSAL JACKS™
TABLE OF CONTENTS
1. DESCRIPTION ........................................................................................................................... 7
1.1. Features ........................................................................................................................................... 8
1.2. Block Diagram ................................................................................................................................... 9
2. CHARACTERISTICS/SPECIFICATIONS ................................................................................10
2.1. Electrical Specifications ................................................................................................................... 10
2.1.1. Absolute Maximum Ratings ............................................................................................... 10
2.1.2. Recommended Operation Conditions ............................................................................... 10
2.1.3. Power Consumption ......................................................................................................... 11
2.1.4. AC-Link Static Digital Specifications ................................................................................. 12
2.1.5. STAC9758 5V Analog Performance Characteristics ........................................................12
2.1.6. STAC9759 3.3V Analog Performance Characteristics .....................................................14
2.2. AC Timing Characteristics ............................................................................................................... 17
2.2.1. Cold Reset ......................................................................................................................... 17
2.2.2. Warm Reset ....................................................................................................................... 17
2.2.3. Clocks ................................................................................................................................ 18
2.2.4. STAC9758/9759 Crystal Elimination Circuit and Clock Frequencies ................................19
2.2.5. Data Setup and Hold ........................................................................................................ 20
2.2.6. Signal Rise and Fall Times ................................................................................................ 20
2.2.7. AC-Link Low Power Mode Timing ..................................................................................... 21
2.2.8. ATE Test Mode ..................................................................................................................21
3. TYPICAL CONNECTION DIAGRAM .......................................................................................22
3.1. Split Independent Power Supply Operation .................................................................................... 23
4. CONTROLLER, CODEC AND AC-LINK .................................................................................25
4.1. AC-Link Physical interface ............................................................................................................... 25
4.2. Controller to Single CODEC ............................................................................................................ 25
4.3. Controller to Multiple CODECs ........................................................................................................ 27
4.3.1. Primary CODEC Addressing ............................................................................................. 27
4.3.2. Secondary CODEC Addressing ........................................................................................ 27
4.3.3. CODEC ID Strapping ......................................................................................................... 28
4.4. Clocking for Multiple CODEC Implementations ............................................................................... 28
4.5. STAC9758/9759 as a Primary CODEC ........................................................................................... 28
4.5.1. STAC9758/9759 as a Secondary CODEC ........................................................................ 28
4.6. AC-Link Power Management ........................................................................................................... 29
4.6.1. Powering down the AC-Link .............................................................................................. 29
4.6.2. Waking up the AC-Link ...................................................................................................... 29
4.6.3. CODEC Reset ................................................................................................................... 30
5. AC-LINK DIGITAL INTERFACE ..............................................................................................31
5.1. Overview ......................................................................................................................................... 31
5.2. AC-Link Serial Interface Protocol .................................................................................................... 32
5.2.1. AC-Link Variable Sample Rate Operation ......................................................................... 33
5.2.2. Variable Sample Rate Signaling Protocol .......................................................................... 33
5.2.3. Primary and Secondary CODEC Register Addressing ...................................................... 34
5.3. AC-Link Output Frame (SDATA_OUT) ............................................................................................ 35
5.3.1. Slot 0: TAG / CODEC ID ................................................................................................... 36
5.3.2. Slot 1: Command Address Port ......................................................................................... 36
5.3.3. Slot 2: Command Data Port ............................................................................................... 37
5.3.4. Slot 3: PCM Playback Left Channel .................................................................................. 37
5.3.5. Slot 4: PCM Playback Right Channel ................................................................................ 37
5.3.6. Slot 5: Modem Line 1 Output Channel .............................................................................. 37
5.3.7. Slot 6 - 11: DAC ................................................................................................................. 37
5.3.8. Slot 12: Audio GPIO Control Channel ............................................................................... 38
5.4. AC-Link Input Frame (SDATA_IN) ................................................................................................. 38
5.4.1. Slot 0: TAG ........................................................................................................................39


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