CS4265-CNZ Cirrus Logic Inc, CS4265-CNZ Datasheet - Page 3

• Manufacturer Part Number: CS4265-CNZ
• Description: IC CODEC 24BIT 104DB 32QFN
• Manufacturer: Cirrus Logic Inc
• Type: Stereo Audior

Specifications of CS4265-CNZ

• Package / Case: 32-QFN
• Data Interface: PCM Audio Interface
• Resolution (bits): 24 b
• Number Of Adcs / Dacs: 2 / 2
• Sigma Delta: Yes
• Dynamic Range, Adcs / Dacs (db) Typ: 104 / 104
• Voltage - Supply, Analog: 3.13 V ~ 5.25 V
• Voltage - Supply, Digital: 3.13 V ~ 5.25 V
• Operating Temperature: -10°C ~ 70°C
• Mounting Type: Surface Mount
• Number Of Adc Inputs: 4
• Number Of Dac Outputs: 2
• Conversion Rate: 192 KSPS
• Interface Type: Serial (I2S)
• Resolution: 24 bit
• Operating Supply Voltage: 3.3 V, 5 V
• Maximum Operating Temperature: + 70 C
• Mounting Style: SMD/SMT
• Minimum Operating Temperature: - 10 C
• Number Of Channels: 2 ADC/2 DAC
• Thd Plus Noise: - 95 dB ADC / - 90 dB DAC
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• For Use With: 598-1001 - BOARD EVAL FOR CS4265 CODEC
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant
• Other names: 598-1039

DS657F2
TABLE OF CONTENTS
1. PIN DESCRIPTIONS
2. CHARACTERISTICS AND SPECIFICATIONS ...................................................................................... 9
3. TYPICAL CONNECTION DIAGRAM ................................................................................................... 23
4. APPLICATIONS ................................................................................................................................... 24
5. REGISTER QUICK REFERENCE ........................................................................................................ 33
6. REGISTER DESCRIPTION .................................................................................................................. 35
4.1 Recommended Power-Up Sequence ............................................................................................. 24
4.2 System Clocking ............................................................................................................................. 24
4.3 High-Pass Filter and DC Offset Calibration .................................................................................... 25
4.4 Analog Input Multiplexer, PGA, and Mic Gain ................................................................................ 26
4.5 Input Connections ........................................................................................................................... 26
4.6 Output Connections ........................................................................................................................ 27
4.7 Output Transient Control ................................................................................................................ 27
4.8 DAC Serial Data Input Multiplexer .................................................................................................. 28
4.9 De-Emphasis Filter ......................................................................................................................... 28
4.10 Internal Digital Loopback .............................................................................................................. 28
4.11 Mute Control ................................................................................................................................. 29
4.12 AES3 Transmitter ......................................................................................................................... 29
4.13 I²C Control Port Description and Timing ....................................................................................... 30
4.14 Status Reporting ........................................................................................................................... 31
4.15 Reset ............................................................................................................................................ 32
4.16 Synchronization of Multiple Devices ............................................................................................. 32
4.17 Grounding and Power Supply Decoupling .................................................................................... 32
4.18 Package Considerations ............................................................................................................... 32
6.1 Chip ID - Register 01h .................................................................................................................... 35
6.2 Power Control - Address 02h ......................................................................................................... 35
6.3 DAC Control - Address 03h ............................................................................................................ 36
SPECIFIED OPERATING CONDITIONS ............................................................................................. 9
ABSOLUTE MAXIMUM RATINGS ....................................................................................................... 9
DAC ANALOG CHARACTERISTICS ................................................................................................. 10
DAC COMBINED INTERPOLATION & ON-CHIP ANALOG FILTER RESPONSE ............................ 11
ADC ANALOG CHARACTERISTICS ................................................................................................. 13
ADC ANALOG CHARACTERISTICS ................................................................................................. 15
ADC DIGITAL FILTER CHARACTERISTICS ..................................................................................... 16
DC ELECTRICAL CHARACTERISTICS ............................................................................................. 17
DIGITAL INTERFACE CHARACTERISTICS ...................................................................................... 18
SWITCHING CHARACTERISTICS - SERIAL AUDIO PORT ............................................................. 19
SWITCHING CHARACTERISTICS - I²C CONTROL PORT ............................................................... 22
4.2.1 Master Clock ......................................................................................................................... 24
4.2.2 Master Mode ......................................................................................................................... 25
4.2.3 Slave Mode ........................................................................................................................... 25
4.5.1 Pseudo-Differential Input ....................................................................................................... 26
4.7.1 Power-Up .............................................................................................................................. 27
4.7.2 Power-Down .......................................................................................................................... 27
4.7.3 Serial Interface Clock Changes ............................................................................................. 27
4.12.1 TxOut Driver ........................................................................................................................ 29
4.12.2 Mono Mode Operation ......................................................................................................... 30
6.2.1 Freeze (Bit 7) ......................................................................................................................... 35
6.2.2 Power-Down MIC (Bit 3) ........................................................................................................ 35
6.2.3 Power-Down ADC (Bit 2) ....................................................................................................... 35
6.2.4 Power-Down DAC (Bit 1) ....................................................................................................... 36
6.2.5 Power-Down Device (Bit 0) ................................................................................................... 36
.......................................................................................................................... 7
CS4265
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