Cirrus-logic CS4244 Instrukcja Użytkownika Pobierz pdf (Strona 58)

DS900F1 58

CS4244

6.19 Interrupt Notification 2 (Address 22h) (Read Only)

6.19.1 DACx Clip

A DACx Clip has occurred since the last clearing of the Interrupt Notification register.

76543210

Reserved Reserved Reserved Reserved DAC4 CLIP DAC3 CLIP DAC2 CLIP DAC1 CLIP

DACx CLIP Since the last clearing of the Interrupt Notification Register, a DACx Clip Error:

0 Has Not Occurred

1 Has Occurred

1 2 ... 53 54 55 56 57 58 59 60 61 62 63

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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