Absolute Maximum Ratings (Note 1)

If Military/Aerospace specified devices are required,

please contact the National Semiconductor Sales Office/

Distributors for availability and specifications.

Supply Voltage

3.8V

Storage Temperature

−65˚C to +150˚C

Input Voltage

−0.3V to V

Power Dissipation (Note 2)

Internally limited

ESD Susceptibility(Note 3)

2000V

ESD Susceptibility on pin 7, 8, and

9 (Note 3)

2kV

ESD Susceptibility (Note 4)

200V

Junction Temperature

150˚C

Solder Information

Small Outline Package Vapor

Phase (60sec)

215˚C

Infrared (15 sec)

220˚C

See AN-450 “Surface Mounting and their Effects on

Product Reliablilty” for other methods of soldering

surface mount devices.

Thermal Resistance

θ

175˚C/W

θ

73˚C/W

Operating Ratings

Temperature Range

T

MIN

≤ T

A

≤ T

MAX

−40˚C

≤ T

A

≤ +85˚C

Supply Voltage

1.5V

≤ V

DD

≤ 3.6V

Electrical Characteristics V

The following specifications apply for the circuit shown in Figure 2, unless otherwise specified. A

16

Ω.Limits apply for T

Symbol

Parameter

Conditions

LM4924

Units

(Limits)

Typical

Limit

(Note 6)

(Note 7)

I

DD

Quiescent Power Supply Current V

1.5

1.9

mA (max)

I

SD

Shutdown Current

V

0.1

1

µA (max)

V

OS

Output Offset Voltage

1

10

mV (max)

P

O

Output Power (Note 9)

f = 1kHz, per channel

OCL (Figure 2), THD+N = 1%

40

30

mW (min)

V

NO

Output Voltage Noise

20Hz to 20kHz, A-weighted, Figure 2

13

µV

RMS

THD

P

0.1

0.5

%

Crosstalk

Freq = 1kHz

45

35

dB (min)

PSRR

Power Supply Rejection Ratio

V

Freq = 100Hz, OCL

66

58

dB (min)

T

WAKE-UP

Wake-Up Time

1.5V

≤ V

DD

≤ 3.6V, Fig 2

230

msec

V

IH

Control Logic High

1.5V

≤ V

DD

≤ 3.6V

0.7V

DD

V (min)

V

IL

Control Logic Low

1.5V

≤ V

DD

≤ 3.6V

0.3V

DD

V (max)

Mute

Attenuation

1V

90

70

dB

Electrical Characteristics V

The following specifications apply for the circuit shown in Figure 2, unless otherwise specified. A

Ω.

Limits apply for T

Symbol

Parameter

Conditions

LM4924

Units

(Limits)

Typical

Limit

(Note 6)

(Note 7)

I

DD

Quiescent Power Supply Current

V

1.4

mA (max)

I

SD

Shutdown Current

V

0.1

µA (max)

V

OS

Output Offset Voltage

1

mV (max)

P

O

Output Power (Note 9)

f = 1kHz

OCL Per channel, Fig. 2, Freq = 1kHz

THD+N = 1%

10

mW

V

NO

Output Voltage Noise

20Hz to 20kHz, A-weighted, Figure 2

10

µV

RMS

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