Cirrus-logic CS5345 Manuel d'utilisateur télécharger pdf (Page 13)

DS658F4 13

CS5345

PGAOUT ANALOG CHARACTERISTICS

(Continued)

VA = 3.13 V to 3.46 V

Parameter Symbol Min Typ Max Unit

Dynamic Performance with PGA Line-Level Input Selected

Dynamic Range

PGA Setting: -12 dB to +6 dB

A-weighted

unweighted

PGA Setting: +12 dB Gain

A-weighted

unweighted

101

Total Harmonic Distortion + Noise (Note 11)

PGA Setting: -12 dB to +6 dB

-1 dB

-20 dB

-60 dB

PGA Setting: +12 dB Gain

-1 dB

-20 dB

-60 dB

THD+N

-80

-78

-38

-80

-72

-32

-74

Dynamic Performance with PGA Mic Level-Input Selected

Dynamic Range

PGA Setting: -12 dB to 0 dB

A-weighted

unweighted

PGA Setting: +12 dB

A-weighted

unweighted

Total Harmonic Distortion + Noise (Note 11)

PGA Setting: -12 dB to 0 dB

-1 dB

-20 dB

-60 dB

PGA Setting: +12 dB

-1 dB

THD+N

-74

-60

-20

-68

1 2 ... 8 9 10 11 12 13 14 15 16 17 18 ... 41 42

A/D Features 1
System Features 1
General Description 1
TABLE OF CONTENTS 2
LIST OF FIGURES 3
LIST OF TABLES 3
1. PIN DESCRIPTIONS 5
6 DS658F4 6
ABSOLUTE MAXIMUM RATINGS 7
ADC ANALOG CHARACTERISTICS 10
100 - ppm/°C 14
300 - ppm/°C 14
DC ELECTRICAL CHARACTERISTICS 15
(Note 18) 17
18
DS658F4 19 19
3. TYPICAL CONNECTION DIAGRAM 22
4. APPLICATIONS 23
4.2.2 Master Mode 24
4.2.3 Slave Mode 24
the output of the decimation 25
4.5 Input Connections 26
4.7.1 SPI Mode 27
4.7.2 I²C Mode 27
4 5 6 7 24 25 28
4.8 Interrupts and Overflow 29
4.9 Reset 29
5. REGISTER QUICK REFERENCE 31
6. REGISTER DESCRIPTION 32
76543210 35
6.9.1 Active High/Low 36
(Bit 0) 36
7. PARAMETER DEFINITIONS 38
8. FILTER PLOTS 39
40 DS658F4 40
9. PACKAGE DIMENSIONS 41
48L LQFP PACKAGE DRAWING 41
11.ORDERING INFORMATION 42
12.REVISION HISTORY 42

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Cirrus-logic CS5345 Manuel d'utilisateur Page 13

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