cs4382 Cirrus Logic, Inc., cs4382 Datasheet - Page 2

• Manufacturer Part Number: cs4382
• Description: 114 Db, 192 Khz 8-channel D/a Converter
• Manufacturer: Cirrus Logic, Inc.

2
TABLE OF CONTENTS
1. CHARACTERISTICS AND SPECIFICATIONS ..................................................................................... 5
2. TYPICAL CONNECTION DIAGRAM
3. REGISTER QUICK REFERENCE ....................................................................................................... 15
4. REGISTER DESCRIPTION ................................................................................................................. 16
5. PIN DESCRIPTION .............................................................................................................................. 25
6. APPLICATIONS .................................................................................................................................. 28
ANALOG CHARACTERISTICS............................................................................................................. 5
ANALOG CHARACTERISTICS............................................................................................................. 6
POWER AND THERMAL CHARACTERISTICS ................................................................................... 6
ANALOG FILTER RESPONSE ............................................................................................................. 7
DIGITAL CHARACTERISTICS.............................................................................................................. 8
ABSOLUTE MAXIMUM RATINGS ........................................................................................................ 8
RECOMMENDED OPERATING CONDITIONS .................................................................................... 8
SWITCHING CHARACTERISTICS ....................................................................................................... 9
DSD - SWITCHING CHARACTERISTICS .......................................................................................... 10
SWITCHING CHARACTERISTICS - CONTROL PORT - I²C
SWITCHING CHARACTERISTICS - CONTROL PORT - SPI™ FORMAT......................................... 12
4.1 Mode Control 1 (Address 01h) ..................................................................................................... 16
4.2 Mode Control 2 (Address 02h) .................................................................................................... 17
4.3 Mode Control 3 (Address 03h) .................................................................................................... 18
4.4 Filter Control (Address 04h) ........................................................................................................ 20
4.5 Invert Control (Address 05h) ....................................................................................................... 21
4.6 Mixing Control Pair 1 (Channels A1 & B1)(Address 06h)
4.7 Volume Control (Addresses 07h, 08h, 0Ah, 0Bh, 0Dh, 0Eh, 10h, 11h) ...................................... 23
4.8 Chip Revision (Address 12h) ....................................................................................................... 24
6.1 Grounding and Power Supply Decoupling .................................................................................... 28
4.1.1 Control Port Enable (CPEN) ............................................................................................ 16
4.1.2 Freeze Controls (FREEZE) .............................................................................................. 16
4.1.3 Master Clock Divide Enable (MCLKDIV) ......................................................................... 16
4.1.4 DAC Pair Disable (DACx_DIS) ........................................................................................ 16
4.1.5 Power Down (PDN) .......................................................................................................... 17
4.2.1 Digital Interface Format (DIF) .......................................................................................... 17
4.2.2 Serial Audio Data Clock Source (SDINXCLK) ................................................................. 18
4.3.1 Soft Ramp and Zero Cross Control (SZC) ....................................................................... 18
4.3.2 Single Volume Control (SNGLVOL) ................................................................................. 19
4.3.3 Soft Volume Ramp-Up After Error (RMP_UP) ................................................................. 19
4.3.4 Mutec Polarity (MUTEC+/-) .............................................................................................. 19
4.3.5 Auto-Mute (AMUTE) ........................................................................................................ 20
4.3.6 Mutec Pin Control (MUTEC) ............................................................................................ 20
4.4.1 Interpolation Filter Select (FILT_SEL) .............................................................................. 20
4.4.2 De-Emphasis Control (DEM) ........................................................................................... 20
4.4.3 Soft Ramp-Down Before Filter Mode Change (RMP_DN) ............................................... 21
4.5.1 Invert Signal Polarity (INV_XX) ........................................................................................ 21
Mixing Control Pair 2 (Channels A2 & B2)(Address 09h)
Mixing Control Pair 3 (Channels A3 & B3)(Address 0Ch)
Mixing Control Pair 4 (Channels A4 & B4)(Address 0Fh) ......................................................... 21
4.6.1 Channel A Volume = Channel B Volume (A=B) ............................................................... 21
4.6.2 ATAPI Channel Mixing and Muting (ATAPI) .................................................................... 22
4.6.3 Functional Mode (FM) ...................................................................................................... 23
4.7.1 Mute (MUTE) ................................................................................................................... 23
4.7.2 Volume Control (xx_VOL) ................................................................................................ 23
4.8.1 Part Number ID (PART) [Read Only] ............................................................................... 24
............................................................................................... 13
®
FORMAT ........................................... 11
CS4382
DS514F2