CS42L56 查看數據表（PDF） - Cirrus Logic

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CS42L56

Ultralow Power, Stereo Codec with Class H Headphone Amp

Cirrus Logic 

CS42L56

POWER CONSUMPTION - ALL SUPPLIES = 2.5 V

Power Ctl. Registers MUX Registers

Typical Current (mA)

Operation Test Conditions

(unless otherwise specified):

All zeros input, slave mode,

02h

page 58

03h page 59 08h page 74

iVCP

iVA

iVLDO

iVL

sample rate = 48 kHz; No

load. Refer to Figure 12 on

page 28.

Class

H

Mode

page

63

Total

Power

(mW)

1 Off (Note 32)

x x x x x x x x x x x x x x x - 0.002 0.002 0.013 0.004 0.05

2 Standby (Note 33) MCLKDIS=1 x x x 1 x x x x x x x x x x x - 0.003 0.003 0.084 0.012 0.26

MCLKDIS=0 x x x 1 x x x x x x x x x x x - 0.003 0.017 0.466 0.012 1.25

(Note 34) MCLKDIS=x x x x 1 x x x x x x x x x x x - 0.003 0.003 0.032 0.003 0.10

3 Mono Record (Note 35) ADC 1 1 0 0 11 11 11 11 xx 01 x x x x x - 0.003 0.789 0.744 0.026 3.91

PGA to ADC 1 1 0 0 11 11 11 11 xx 00 x x x x x - 0.003 0.963 0.748 0.026 4.35

4 Stereo Record (Note 35) ADC 1 0 0 0 11 11 11 11 01 01 x x x x x - 0.003 1.089 0.919 0.033 5.11

PGA to ADC 1 0 0 0 11 11 11 11 00 00 x x x x x - 0.003 1.419 0.922 0.033 5.94

5 Mono Play to HP No Effects 1 1 1 0 11 10 11 11 xx xx x x x 0 1 VCP/2 0.723 1.469 0.734 0.012 7.35

VCP 1.984 1.480 0.736 0.012 10.53

Effects 1 1 1 0 11 10 11 11 xx xx x x x 0 0 VCP/2 0.723 1.468 1.071 0.012 8.19

VCP 1.982 1.480 1.069 0.012 11.36

6 Mono Play to Line No Effects 1 1 1 0 11 11 11 10 xx xx x 0 x x 1 VCP/2 0.693 1.469 0.736 0.012 7.28

VCP 1.819 1.481 0.732 0.012 10.11

Effects 1 1 1 0 11 11 11 10 xx xx x 0 x x 0 VCP/2 0.693 1.469 1.073 0.012 8.12

VCP 1.819 1.481 1.069 0.012 10.95

7 Stereo Play to HP No Effects 1 1 1 0 10 10 11 11 xx xx x x 0 0 1 VCP/2 0.936 2.099 0.737 0.012 9.46

VCP 2.530 2.113 0.736 0.012 13.48

Effects 1 1 1 0 10 10 11 11 xx xx x x 0 0 0 VCP/2 0.934 2.099 1.109 0.012 10.39

VCP 2.526 2.113 1.109 0.012 14.40

8 Stereo Play to Line No Effects 1 1 1 0 11 11 10 10 xx xx 0 0 x x 1 VCP/2 0.873 2.102 0.737 0.012 9.31

VCP 2.197 2.115 0.736 0.012 12.65

Effects 1 1 1 0 11 11 10 10 xx xx 0 0 x x 0 VCP/2 0.873 2.102 1.110 0.012 10.24

VCP 2.196 2.115 1.108 0.012 13.58

9 Stereo Passthrough to HP

1 1 1 0 10 10 11 11 xx xx x x 1 1 x VCP/2 0.870 1.203 0.228 0.012 5.78

10 Stereo Passthrough to Line

VCP 2.202 1.218 0.228 0.012 9.15

1 1 1 0 11 11 10 10 xx xx 1 1 x x x VCP/2 0.874 1.206 0.228 0.012 5.80

VCP 2.196 1.220 0.228 0.012 9.14

11

Mono Rec. & Play

PGA In, HP Out

No Effects 1 1 0 0 11 10 11 11 xx 00 x x x 0 1 VCP/2 0.723 2.148 1.157 0.026

VCP 1.981 2.160 1.162 0.026

10.14

13.32

Effects 1 1 0 0 11 10 11 11 xx 00 x x x 0 0 VCP/2 0.723 2.148 1.491 0.026 10.97

VCP 1.983 2.160 1.489 0.027 14.15

12

Stereo Rec. & Play

PGA In, HP Out

No Effects 1 0 0 0

10 10 11 11 00 00 x x 0 0 1 VCP/2 0.936 3.233 1.335 0.033

VCP 2.532 3.247 1.336 0.033

13.84

17.87

Effects 1 0 0 0 10 10 11 11 00 00 x x 0 0 0 VCP/2 0.936 3.233 1.710 0.033 14.78

VCP 2.534 3.247 1.710 0.033 18.81

13 Stereo Play to HP No Effects 1 1 1 0 10 10 11 11 xx xx x x 0 0 1 VCP/2 3.032 2.081 0.754 0.012 14.70

16 load (Note 36)

Notes:

32. RESET pin and clock/data lines held LO, PDN=x.

33. RESET pin held HI, PDN=1.

34. Clock/data lines held HI.

35. Either inputs 1 or 2 may be selected. Input 1 is shown for simplicity.

36. In accordance with the JEITA CP-2905B standard, 0.1 mW (per channel) is delivered to the headphone load.

DS851F2

29

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