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

3.6V

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 (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

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

≤ 3.3V

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

LM4980

Units

(Limits)

Typical

Limit

(Note 6)

(Note 7)

I

DD

Quiescent Power Supply Current

V

1.0

1.5

mA (max)

I

SD

Shutdown Current

V

0.1

1

µA (max)

V

OS

Output Offset Voltage

1

5

mV

P

O

Output Power (Note 9)

R

Ω,

THD+N = 1%, f = 1kHz, per channel

42

35

mW (min)

R

Ω,

THD+N = 1%, f = 1kHz, per channel

28

mW (min)

V

NO

Output Voltage Noise

20Hz to 20kHz, A-weighted, Fig. 2

10

µV

RMS

THD+N

Total Harmonic Distortion + Noise

R

Ω,P

0.02

%

Crosstalk

Freq = 1kHz, P

Ω

77

dB

PSRR

Power Supply Rejection Ratio

V

f

V

90

dB

V

f

V

100

dB

CMRR

Common-Mode Rejection Ratio

Input coupling capacitors with 5%

tolerance, V

f

47

dB

T

WAKE-UP

Wake-up Time

C

250

ms

V

IH

Control Logic High

1.5V

≤ V

DD

≤ 3.3V

1.4V

V (min)

V

IL

Control Logic Low

1.5V

≤ V

DD

≤ 3.3V

0.4V

V (max)

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

LM4980

Units

(Limits)

Typical

Limit

(Note 6)

(Note 7)

I

DD

Quiescent Power Supply Current

V

0.9

mA

I

SD

Shutdown Current

V

0.1

µA

V

OS

Output Offset Voltage

1

mV

www.national.com

4