ML7041 Просмотр технического описания (PDF) - Unspecified

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ML7041

Audio CODEC

Unspecified 

FEDL7041-05

ML7041

ELECTRICAL CHARACTERISTICS

DC Characteristics

Parameter

Power Supply Current

Input Leakage Current

Output High Voltage

Output Low Voltage

Input Capacitance

Symbol

IDD1

IDD2

IDD3

IIH

IIL

VOH

VOL

CIN

Condition

(VDD = 2.4 to 3.3 V, Ta = –40 to +85C)

Min.

Typ. Max. Unit

Operating mode

No signal (VDD = 3.0 V)

0

5.0

11.0 mA

Operating mode

No signal (VDD = 3.0 V)

0

SPO+, SPO– or EAR1, 2 is active

16.0 32.0 mA

Power down mode

(VDD = 3.0 V, Ta = 25C)

VI = VDD

0

1.0

10 A

—

—

2.0 A

VI = 0 V

IOH = 0.4 mA

IOL = –1.2 mA

—

—

0.5  VDD —

0

0.2

1.5 A

VDD

V

0.4

V

—

—

5

—

pF

Analog Interface Characteristics

Parameter

Symbol

Condition

(VDD = 2.4 to 3.3 V, Ta = –40 to +85C)

Min. Typ. Max. Unit

Input Resistance

RINX MIC1I, MIC2I, MIC3–, MIC3+

10

—

—

M

RLGX1 MIC1O, MIC2O, MIC3O, EXTO

20

—

—

k

Output Load Resistance

RLGX2 EAR1O, EAR2O

32

—

—



RLGX3 SPO+, SPO– differential output

8

—

—



Output Load Capacitance

CLGX Analog output

—

—

50

pF

MIC1O, MIC2O, MIC3O,

VO1

EXTO, RL = 20 k

—

—

1.3

VPP

EAR1O, EAR2O, RL = 32 

Output Amplitude *

VO2

SPO+, SPO–, (Differential output)

VDD = 3.0 V, RL = 8 

—

—

2.6

VPP

VO3

SPO– (Single output)

VDD = 3.0 V, RL = 20 kTHD = 1%

2.0

2.6

—

VPP

Total Harmonic Distortion

THD

EAR1O, EAR2O, SPO+, SPO–

VDD = 3.0 V (at VO1, VO2)

—

—

5.0

%

Offset Voltage

VOFGX1

VOFGX2

MIC1O, MIC2O, MIC3O

EAR1O, EAR2O, SPO+, SPO–,

EXTO

–40

—

–100 —

40

mV

100 mV

SG Output Voltage

SG Output Impedance

Internal switch ON

Impedance

VSG

SG

RSG

SG

All internal analog switches

RSW

(1.4 V DC bias)

—

1.4

—

V

—

40

80

k

—

—

300



* –7.7 dBm (600 ) = 0 dBm0, +3.17 dBm0 = 1.3 VPP

12/28

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