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CDB43L21 датащи(PDF) 3 Page - Cirrus Logic |
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CDB43L21 датащи(HTML) 3 Page - Cirrus Logic |
3 / 63 page DS723A1 3 CS43L21 TABLE OF CONTENTS 1. PIN DESCRIPTIONS - SOFTWARE (HARDWARE) MODE .................................................................. 6 1.1 Digital I/O Pin Characteristics ........................................................................................................... 8 2. TYPICAL CONNECTION DIAGRAMS ................................................................................................... 9 3. CHARACTERISTIC AND SPECIFICATION TABLES ......................................................................... 11 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 4. APPLICATIONS ................................................................................................................................... 22 4.1 Overview ......................................................................................................................................... 22 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 4.2 Hardware Mode .............................................................................................................................. 23 4.3 Analog Outputs ............................................................................................................................... 24 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 Serial Port Clocking ........................................................................................................................ 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 4.5 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 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 5. REGISTER QUICK REFERENCE ........................................................................................................ 36 6. REGISTER DESCRIPTION .................................................................................................................. 39 6.1 Chip I.D. and Revision Register (Address 01h) (Read Only) ......................................................... 39 |
Аналогичный номер детали - CDB43L21 |
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Аналогичное описание - CDB43L21 |
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