CS43L21-CNZ Cirrus Logic Inc, CS43L21-CNZ Datasheet - Page 3

• Manufacturer Part Number: CS43L21-CNZ
• Description: IC DAC 24BIT 98DB 96KHZ 32QFN
• Manufacturer: Cirrus Logic Inc

Specifications of CS43L21-CNZ

• Package / Case: 32-QFN
• Number Of Bits: 24
• Data Interface: Serial
• Number Of Converters: 2
• Voltage Supply Source: Analog and Digital, Dual ±
• Operating Temperature: -10°C ~ 70°C
• Mounting Type: Surface Mount
• Conversion Rate: 96 KSPS
• Resolution: 24 bit
• Interface Type: Serial
• Operating Supply Voltage: 1.8 V or 2.5 V
• Operating Temperature Range: + 70 C
• Mounting Style: SMD/SMT
• Number Of Dac Outputs: 2
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• For Use With: 598-1282 - BOARD EVAL FOR CS43L21 DAC
• Power Dissipation (max): -
• Settling Time: -
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant
• Other names: 598-1187

DS723A1
TABLE OF CONTENTS
1. PIN DESCRIPTIONS - SOFTWARE (HARDWARE) MODE .................................................................. 6
2. TYPICAL CONNECTION DIAGRAMS ................................................................................................... 9
3. CHARACTERISTIC AND SPECIFICATION TABLES ......................................................................... 11
4. APPLICATIONS ................................................................................................................................... 22
5. REGISTER QUICK REFERENCE ........................................................................................................ 36
6. REGISTER DESCRIPTION .................................................................................................................. 39
SPECIFIED OPERATING CONDITIONS ............................................................................................. 11
ABSOLUTE MAXIMUM RATINGS ....................................................................................................... 11
ANALOG OUTPUT CHARACTERISTICS (COMMERCIAL - CNZ) ...................................................... 12
ANALOG OUTPUT CHARACTERISTICS (AUTOMOTIVE - DNZ) ...................................................... 13
LINE OUTPUT VOLTAGE CHARACTERISTICS ................................................................................. 14
HEADPHONE OUTPUT POWER CHARACTERISTICS ...................................................................... 15
COMBINED DAC INTERPOLATION & ON-CHIP ANALOG FILTER RESPONSE .............................. 16
SWITCHING SPECIFICATIONS - SERIAL PORT ............................................................................... 16
SWITCHING SPECIFICATIONS - I²C® CONTROL PORT .................................................................. 18
SWITCHING CHARACTERISTICS - SPI™ CONTROL PORT ............................................................ 19
DC ELECTRICAL CHARACTERISTICS .............................................................................................. 20
DIGITAL INTERFACE SPECIFICATIONS & CHARACTERISTICS ..................................................... 20
POWER CONSUMPTION .................................................................................................................... 21
1.1 Digital I/O Pin Characteristics ........................................................................................................... 8
4.1 Overview ......................................................................................................................................... 22
4.2 Hardware Mode .............................................................................................................................. 23
4.3 Analog Outputs ............................................................................................................................... 24
4.4 Serial Port Clocking ........................................................................................................................ 28
4.5 Digital Interface Formats ................................................................................................................ 30
4.6 Initialization ..................................................................................................................................... 31
4.7 Recommended Power-Up Sequence ............................................................................................. 31
4.8 Recommended Power-Down Sequence ........................................................................................ 32
4.9 Software Mode ............................................................................................................................... 33
6.1 Chip I.D. and Revision Register (Address 01h) (Read Only) ......................................................... 39
4.1.1 Architecture ........................................................................................................................... 22
4.1.2 Line & Headphone Outputs ................................................................................................... 22
4.1.3 Signal Processing Engine ..................................................................................................... 22
4.1.4 Beep Generator ..................................................................................................................... 22
4.1.5 Device Control (Hardware or Software Mode) ...................................................................... 22
4.1.6 Power Management .............................................................................................................. 22
4.3.1 De-Emphasis Filter ................................................................................................................ 24
4.3.2 Volume Controls .................................................................................................................... 25
4.3.3 Mono Channel Mixer ............................................................................................................. 25
4.3.4 Beep Generator ..................................................................................................................... 25
4.3.5 Tone Control .......................................................................................................................... 26
4.3.6 Limiter .................................................................................................................................... 26
4.3.7 Line-Level Outputs and Filtering ........................................................................................... 27
4.3.8 On-Chip Charge Pump .......................................................................................................... 28
4.4.1 Slave ..................................................................................................................................... 29
4.4.2 Master ................................................................................................................................... 29
4.4.3 High-Impedance Digital Output ............................................................................................. 30
4.4.4 Quarter- and Half-Speed Mode ............................................................................................. 30
4.9.1 SPI Control ............................................................................................................................ 33
4.9.2 I²C Control ............................................................................................................................. 33
4.9.3 Memory Address Pointer (MAP) ............................................................................................ 35
4.9.3.1 Map Increment (INCR) ............................................................................................... 35
CS43L21
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