Electrical characteristics - fsd mode, Cs35l00 – Cirrus Logic CS35L00 User Manual

Page 11

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CS35L00

DS906PP1

11

ELECTRICAL CHARACTERISTICS - FSD MODE

Note:

12. Idle Current Draw (I

IDLE

) is specified without any output filtering. Refer to

Section 5.3 on page 17

for

information on output filtering.

Parameters

Symbol Test

Conditions

Min

Typ

Max Units

Output Power
(Continuous Average)

P

O

THD+N = 1%
R

L

= 8

Ω (VBATT = 5.0/4.2/3.7 VDC)

R

L

= 4

Ω (VBATT = 5.0/4.2/3.7 VDC)

-
-

1.28/0.90/0.69
2.16/1.51/1.15

-
-

W
W

THD+N = 10%
R

L

= 8

Ω (VBATT = 5.0/4.2/3.7 VDC)

R

L

= 4

Ω (VBATT = 5.0/4.2/3.7 VDC)

-
-

1.65/1.17/0.90
2.76/1.95/1.51

-
-

W
W

Total Harmonic Distortion + Noise THD+N P

O

= 1.0 W

-

0.10

-

%

Power Supply Rejection Ratio

PSRR

V

ripple

= 200 mV

PP

, AINx AC coupled to GND

@ 217 Hz
@ 1 kHz

-
-

88
80

-
-

dB
dB

Common-Mode Rejection Ratio

CMRR V

ripple

= 1 V

PP

, f

ripple

= 217 Hz

-

71

-

dB

Signal to Noise Ratio
A-Weighted

SNR

A

Inputs AC Coupled to Ground,
Referenced to 1% THD+N

(Note 13)

GAIN_SEL = Low (12 dB)
GAIN_SEL = High (6 dB)

-
-

80
80

-
-

dB
dB

Idle Channel Noise
A-Weighted

ICN

A

AIN+ connected to AIN-

GAIN_SEL = Low (12 dB)
GAIN_SEL = High (6 dB)

-
-

300
290

-
-

μVrms

μVrms

Idle Channel Noise

ICN

AIN+ connected to AIN-

GAIN_SEL = Low (12 dB)
GAIN_SEL = High (6 dB)

-
-

570
550

-
-

μVrms

μVrms

Frequency Response

FR

20 Hz to 20 kHz

-4.0

0

0.5

dB

Total Group Delay

GD

-

14

-

μs

Output Switching Frequency

f

sw2

-

76

-

kHz

Idle Current Draw

(Note 12)

I

IDLE

AIN+ connected AIN-, No Output Load
VBATT = 5 VDC
VBATT = 4.2 VDC
VBATT = 3.7 VDC

-
-
-

1.07
1.01
0.97

-
-
-

mA
mA
mA

Input Impedance, Single Ended

Z

IN

GAIN_SEL = Low (12 dB)
GAIN_SEL = High (6 dB)

-
-

160
250

-
-

k

Ω

k

Ω

Input Voltage @ 1 % THD+N

V

ICLIP

R

L

= 8

Ω (VBATT = 5.0/4.2/3.7 VDC)

GAIN_SEL = Low (12 dB)
GAIN_SEL = High (6 dB)

-
-

0.83/0.69/0.61
1.65/1.38/1.21

-
-

Vrms
Vrms

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