LM4846TL datasheet(5/19 Pages) NSC

5 / 19 page

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

6.0V

Storage Temperature

−65˚C to +150˚C

Input Voltage

−0.3 to V

DD +0.3

ESD Susceptibility (Note 3)

2.0kV

ESD Machine model (Note 6)

200V

Junction Temperature (T

150˚C

Solder Information (Note 1)

Vapor Phase (60 sec.)

215˚C

Infrared (15 sec.)

220˚C

Thermal Resistance

JA (typ) - TLA25CBA

65˚C/W (Note 8)

Operating Ratings (Note 2)

Temperature Range

−40˚C to 85˚C

Supply Voltage (V

DD)

2.7V

≤ V

≤ 5.5V

Supply Voltage (I

2C/SPI)

2.2V

≤ V

≤ 5.5V

Electrical Characteristics 3.3V (Notes 2, 7)

The following specifications apply for V

DD = 3.3V, TA = 25˚C unless otherwise specified. [AV = 2 (BTL), AV = 1 (SE)]

Symbol

Parameter

Conditions

LM4846

Units

(Limits)

Typical

(Note 4)

Limits

(Note 5)

Supply Current

Output Modes 2, 4, 6

IN = 0V; No load,

OCL = 0 (Table 2)

3.3

6.5

mA (max)

Output Modes 1, 3, 5, 7

IN = 0V; No load, BTL,

OCL = 0 (Table 2)

mA (max)

Shutdown Current

Output Mode 0

0.1

µA (max)

Output Offset Voltage

IN = 0V, Mode 5 (Note 10)

mV (max)

Output Power

MONO

OUT;RL =8

Ω

THD+N = 1%; f = 1kHz, BTL, Mode 1

500

400

mW (min)

OUT and LOUT;RL =32

Ω

THD+N = 1%; f = 1kHz, SE, Mode 4

mW (min)

THD+N

Total Harmonic Distortion Plus

Noise

MONO

OUT

f = 20Hz to 20kHz

OUT = 250mW; RL =8

Ω, BTL, Mode 1

0.5

OUT and LOUT

f = 20Hz to 20kHz

OUT = 12mW; RL =32

Ω, SE, Mode 4

0.5

OUT

Output Noise

A-weighted (Note 9), Mode 5, BTL

input referred

µV

PSRR

Power Supply Rejection Ratio

MONO

OUT

RIPPLE = 200mVPP; f = 217Hz,

B = 2.2µF, BTL

All audio inputs terminated into 50

Ω;

output referred gain = 6dB (BTL)

Output Mode 1,7

Output Mode 3

Output Mode 5

Power Supply Rejection Ratio

OUT and LOUT

RIPPLE = 200mVPP; f = 217Hz

B = 2.2µF, SE, CO = 100µF

All audio inputs terminated into 50

Ω;

output referred gain,

OCL = 0 (Table 2)

Output Mode 2

Output Mode 4

Output Mode 6, 7

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