Cirrus-logic CS4244 Instrukcja Użytkownika Strona 44
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- Spis treści
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- DAC Features 1
- ADC Features 1
- System Features 1
- Common Applications 1
- General Description 1
- TABLE OF CONTENTS 2
- LIST OF FIGURES 3
- LIST OF TABLES 4
- 1. PIN DESCRIPTIONS 5
- 1.1 I/O Pin Characteristics 6
- Digital Signal 7
- Processor 7
- ABSOLUTE MAXIMUM RATINGS 8
- TYPICAL CURRENT CONSUMPTION 10
- (Note 13) 11
- CS4244 AINx 13
- DS900F1 13 13
- CS4244 AINx + 13
- 25000/Fs 14
- DIGITAL I/O CHARACTERISTICS 18
- DS900F1 20 20
- 4. APPLICATIONS 22
- 4.2.2 Power-down 23
- 4.2.3 DAC DC Loading 23
- 4.3 I²C Control Port 24
- CS4244 after 25
- CS4244, the chip address 25
- 4.3.1.1 Map Increment (INCR) 26
- 4.4 System Clocking 26
- 4.4.1 Master Clock 26
- 4.4.3 Slave Mode Clock Ratios 27
- 4.5 Serial Port Interface 28
- 4.5.1 TDM Mode 28
- DS900F1 29 29
- 4.6 Internal Signal Path 31
- 4.6.1.1 ADC Signal Routing 31
- 4.6.1.2 DAC1-4 Signal Routing 32
- 4.6.2 ADC Path 35
- 4.6.2.1 Analog Inputs 35
- 4.6.2.3 ADC HPF 36
- 4.6.3 DAC1-4 Path 37
- 4.6.3.1 De-emphasis Filter 37
- 4.6.4 Analog Outputs 38
- 4.6.5 Volume Control 39
- 4.6.5.1 Mute Behavior 39
- 4.6.5.2 Soft Ramp 39
- MIN_DELAY 40
- MAX_DELAY 40
- 4.6.5.3 Noise Gate 41
- 4.7 Reset Line 42
- 4.8.1 Interrupt Masking 43
- DS900F1 44 44
- 5. REGISTER QUICK REFERENCE 45
- DS900F1 46 46
- 6. REGISTER DESCRIPTIONS 47
- 6.3.1 Base Rate Advisory 48
- 6.3.2 Speed Mode 48
- 6.3.3 Master Clock Rate 48
- 76543210 49
- 6.5.4 Master/Slave 50
- 6.6.1 DAC1-4 Data Source 50
- 6.9.1 DAC1-4 Noise Gate 52
- 6.9.2 DAC1-4 De-emphasis 52
- 6.10.1 Inv. DACx 52
- 6.13.1 Mute Delay 54
- 6.13.2 Minimum Delay 54
- 6.13.3 Maximum Delay 54
- 6.14.1 x Volume Control 55
- 6.15.1 INT MODE 55
- Reserved 57
- 6.19.1 DACx Clip 58
- 7. ADC FILTER PLOTS 59
- 8. DAC FILTER PLOTS 60
- DS900F1 61 61
- 9. PACKAGE DIMENSIONS 62
- 10.ORDERING INFORMATION 63
- 11.REVISION HISTORY 63
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