Absolute Maximum Ratings (Note 2)

If Military/Aerospace specified devices are required,

please contact the National Semiconductor Sales Office/

Distributors for availability and specifications.

Supply Voltage (Note 11)

6.0V

Storage Temperature

−65˚C to +150˚C

Input Voltage

−0.3V to V

Power Dissipation (Note 3)

Internally Limited

ESD Susceptibility (Note 4)

2000V

Junction Temperature

150˚C

Thermal Resistance

θ

35˚C/W

θ

150˚C/W

θ

220˚C/W

θ

180˚C/W

θ

56˚C/W

θ

190˚C/W

θ

220˚C/W

Soldering Information

See AN-1112 "microSMD Wafers Level Chip Scale

Package."

See AN-1187 "Leadless Leadframe Package (LLP)."

Operating Ratings

Temperature Range

T

MIN

≤ T

A

≤ T

MAX

−40˚C

≤ T

A

≤ 85˚C

Supply Voltage

2.2V

≤ V

DD

≤ 5.5V

Electrical Characteristics V

(Notes 1, 2, 8)

The following specifications apply for the circuit shown in Figure 1 unless otherwise specified. Limits apply for T

Symbol

Parameter

Conditions

LM4890

Units

(Limits)

Typical

Limit

(Note 6)

(Notes 7, 9)

I

DD

Quiescent Power Supply Current

V

4

8

mA (max)

V

Ω Load

5

10

mA (max)

I

SD

Shutdown Current

V

0.1

2.0

µA (max)

V

SDIH

Shutdown Voltage Input High

1.2

V (min)

V

SDIL

Shutdown Voltage Input Low

0.4

V (max)

V

OS

Output Ofsett Voltage

7

50

mV (max)

R

OUT-GND

Resistor Output to GND (Note 10)

8.5

9.7

k

Ω (max)

7.0

k

Ω (min)

P

o

Output Power ( 8

Ω )

THD = 2% (max);f=1kHz

1.0

0.8

W

T

WU

Wake-up time

170

220

ms (max)

T

SD

Thermal Shutdown Temperature

170

150

˚C (min)

190

˚C (max)

THD+N

Total Harmonic Distortion+Noise

P

0.1

%

PSRR

Power Supply Rejection Ratio

(Note 14)

V

Input Terminated with 10 ohms to

ground

62 (f =

217Hz)

66 (f = 1kHz)

55

dB (min)

T

SDT

Shut Down Time

8

Ω load

1.0

ms (max)

Electrical Characteristics V

(Notes 1, 2, 8)

The following specifications apply for the circuit shown in Figure 1 unless otherwise specified. Limits apply for T

Symbol

Parameter

Conditions

LM4890

Units

(Limits)

Typical

Limit

(Note 6)

(Notes 7, 9)

I

DD

Quiescent Power Supply Current

V

3.5

7

mA (max)

V

Ω Load

4.5

9

mA (max)

I

SD

Shutdown Current

V

0.1

2.0

µA (max)

V

SDIH

Shutdown Voltage Input High

1.2

V(min)

V

SDIL

Shutdown Voltage Input Low

0.4

V(max)

V

OS

Output Offset Voltage

7

50

mV (max)

R

OUT-GND

Resistor Output to Gnd (Note 10)

8.5

9.7

k

Ω (max)

7.0

k

Ω (min)

T

WU

Wake-up time

120

180

ms (max)

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