CS8405A Cirrus Logic, CS8405A Datasheet - Page 2

• Manufacturer Part Number: CS8405A
• Description: 96 KHZ DIGITAL AUDIO INTERFACE TRANSMITTER
• Manufacturer: Cirrus Logic

TABLE OF CONTENTS
2
Contacting Cirrus Logic Support
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1. CHARACTERISTICS AND SPECIFICATIONS ........................................................................ 4
2. TYPICAL CONNECTION DIAGRAM ........................................................................................ 9
3. GENERAL DESCRIPTION ..................................................................................................... 10
4. THREE-WIRE SERIAL INPUT AUDIO PORT ........................................................................ 10
5. AES3 TRANSMITTER ............................................................................................................ 12
6. CONTROL PORT DESCRIPTION AND TIMING .................................................................... 14
7. CONTROL PORT REGISTER SUMMARY ............................................................................. 16
8. CONTROL PORT REGISTER BIT DEFINITIONS .................................................................. 17
POWER AND THERMAL CHARACTERISTICS....................................................................... 4
ABSOLUTE MAXIMUM RATINGS ........................................................................................... 4
DIGITAL CHARACTERISTICS ................................................................................................. 5
SWITCHING CHARACTERISTICS .......................................................................................... 5
SWITCHING CHARACTERISTICS - SERIAL AUDIO PORTS................................................. 6
SWITCHING CHARACTERISTICS - CONTROL PORT - SPI MODE...................................... 7
SWITCHING CHARACTERISTICS - CONTROL PORT - TWO-WIRE MODE......................... 8
3.1 AES3 and S/PDIF Standards Documents ........................................................................ 10
5.1 Transmitted Frame and Channel Status Boundary Timing .............................................. 12
5.2 TXN and TXP Drivers ...................................................................................................... 12
5.3 Mono Mode Operation ..................................................................................................... 12
6.1 SPI Mode ......................................................................................................................... 14
6.2 Two-Wire Mode ............................................................................................................... 15
6.3 Interrupts .......................................................................................................................... 15
7.1 Memory Address Pointer (MAP) ....................................................................................... 16
8.1 Control 1 (1h) .................................................................................................................... 17
8.2 Control 2 (2h) .................................................................................................................... 18
8.3 Data Flow Control (3h)...................................................................................................... 18
8.4 Clock Source Control (4h)................................................................................................. 19
8.5 Serial Audio Input Port Data Format (5h).......................................................................... 19
8.6 Interrupt 1 Status (7h) (Read Only)................................................................................... 20
8.7 Interrupt 2 Status (8h) (Read Only)................................................................................... 21
8.8 Interrupt 1 Mask (9h)......................................................................................................... 21
CS8405A
DS469PP4