CS4271-CZZ Cirrus Logic Inc, CS4271-CZZ Datasheet - Page 3

• Manufacturer Part Number: CS4271-CZZ
• Description: IC CODEC AUD 24BIT 114DB 28TSSOP
• Manufacturer: Cirrus Logic Inc
• Type: Stereo Audior

Specifications of CS4271-CZZ

• Package / Case: 28-TSSOP
• Data Interface: Serial
• Resolution (bits): 24 b
• Number Of Adcs / Dacs: 2 / 2
• Sigma Delta: Yes
• Dynamic Range, Adcs / Dacs (db) Typ: 108 / 114
• Voltage - Supply, Analog: 4.75 V ~ 5.25 V
• Voltage - Supply, Digital: 3.1 V ~ 5.25 V
• Operating Temperature: -10°C ~ 70°C
• Mounting Type: Surface Mount
• Number Of Adc Inputs: 2
• Number Of Dac Outputs: 2
• Conversion Rate: 192 KSPS
• Interface Type: Serial (I2C, I2S, SPI)
• 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: - 98 dB ADC / - 100 dB DAC
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• For Use With: 598-1003 - EVAL BOARD CS4271 STEREO CODEC
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant
• Other names: 598-1041-5

TABLE OF CONTENTS
DS592F1
1. PIN DESCRIPTIONS - SOFTWARE MODE ............................................................................. 5
2. PIN DESCRIPTIONS - STAND-ALONE MODE ....................................................................... 7
3. CHARACTERISTICS AND SPECIFICATIONS ........................................................................ 9
4. TYPICAL CONNECTION DIAGRAM ..................................................................................... 23
5. APPLICATIONS ..................................................................................................................... 24
6. CONTROL PORT INTERFACE .............................................................................................. 35
SPECIFIED OPERATING CONDITIONS ................................................................................. 9
ABSOLUTE MAXIMUM RATINGS ........................................................................................... 9
DAC ANALOG CHARACTERISTICS - COMMERCIAL GRADE............................................ 10
DAC ANALOG CHARACTERISTICS - AUTOMOTIVE GRADE ............................................ 11
DAC COMBINED INTERPOLATION & ON-CHIP ANALOG FILTER RESPONSE................ 12
ADC ANALOG CHARACTERISTICS - COMMERCIAL GRADE............................................ 14
ADC ANALOG CHARACTERISTICS - AUTOMOTIVE GRADE ............................................ 15
ADC DIGITAL FILTER CHARACTERISTICS......................................................................... 16
DC ELECTRICAL CHARACTERISTICS ................................................................................ 17
DIGITAL CHARACTERISTICS............................................................................................... 17
SWITCHING CHARACTERISTICS - SERIAL AUDIO PORT................................................. 18
SWITCHING CHARACTERISTICS - I²C MODE CONTROL PORT....................................... 21
SWITCHING CHARACTERISTICS - SPI CONTROL PORT ................................................. 22
5.1 Stand-Alone Mode ........................................................................................................... 24
5.2 Control Port Mode ........................................................................................................... 27
5.3 De-Emphasis Filter .......................................................................................................... 31
5.4 Analog Connections ........................................................................................................ 32
5.5 Mute Control .................................................................................................................... 34
5.6 Synchronization of Multiple Devices ................................................................................ 34
5.7 Grounding and Power Supply Decoupling ....................................................................... 34
5.1.1 Recommended Power-Up Sequence ................................................................. 24
5.1.2 Master/Slave Mode ............................................................................................. 24
5.1.3 System Clocking ................................................................................................. 24
5.1.4 16-Bit Auto-Dither ............................................................................................... 26
5.1.5 Auto-Mute ........................................................................................................... 26
5.1.6 High Pass Filter ................................................................................................... 26
5.1.7 Interpolation Filter .............................................................................................. 26
5.1.8 Mode Selection & De-Emphasis ......................................................................... 26
5.1.9 Serial Audio Interface Format Selection ............................................................. 26
5.2.1 Recommended Power-Up Sequence - Access to Control Port Mode ................ 27
5.2.2 Master / Slave Mode Selection ........................................................................... 27
5.2.3 System Clocking ................................................................................................. 27
5.2.4 Internal Digital Loopback .................................................................................... 30
5.2.5 Dither for 16-Bit Data .......................................................................................... 30
5.2.6 Auto-Mute ........................................................................................................... 30
5.2.7 High Pass Filter and DC Offset Calibration ......................................................... 30
5.2.8 Interpolation Filter .............................................................................................. 31
5.2.9 De-Emphasis ...................................................................................................... 31
5.2.10 Oversampling Modes ........................................................................................ 31
5.4.1 Input Connections ............................................................................................... 32
5.4.2 Output Connections ............................................................................................ 33
5.1.3.1 Crystal Applications (XTI/XTO) ........................................................... 24
5.1.3.2 Clock Ratio Selection .......................................................................... 25
5.2.3.1 Crystal Applications (XTI/XTO) ........................................................... 27
5.2.3.2 Clock Ratio Selection .......................................................................... 28
CS4271
3