LMC1992CCN datasheet(2/14 Pages) NSC

2 / 14 page

Absolute Maximum Ratings (Notes 1 and 2)

If MilitaryAerospace specified devices are required

please contact the National Semiconductor Sales

OfficeDistributors for availability and specifications

Supply Voltage (Va b GND)

15V

Voltage at Any Pin

GND b 02V to Va a 02V

Input Current at Any Pin (Note 3)

5 mA

Package Input Current (Note 3)

20 mA

Power Dissipation (Note 4)

500 mW

Junction Temperature

125 C

Storage Temperature

65 Cto a150 C

Lead Temperature

N Package Soldering 10 sec

260 C

ESD Susceptibility (Note 5)

2000V

Pins 9 10 11 19 20 21

850V

Operating Ratings (Notes 1 and 2)

Temperature Range

TMIN s TA s TMAX

LMC1992CCN

0 C s TA s 70 C

Supply Voltage Range (Va b Vb)

6Vto12V

Electrical Characteristics The following specifications apply for Va e 8V fIN e 1 kHz input signal applied to

channel 1 volume e 0 dB bass e 0 dB treble e 0 dB and faders e 0 dB unless otherwise specified All limits TA e TJ e

25 C

Symbol

Parameter

Conditions

Typical

Limit

Units

(Note 6)

(Note 7)

(Limit)

Supply Current

270

mA (max)

VIN

Input Voltage

Clipping Level (10% THD)

Vrms(min)

Select Out (Pins 8 22)

VOUT

Output Voltage

Clipping Level (10% THD)

065

Vrms(min)

Outputs (Pins 13 14 16 17)

THD

Total Harmonic Distortion

All Four Channels

Volume Attenuator at 0 dB Input Level 03 Vrms

015

% (max)

Volume Attenuator at b20 dB Input Level 06 Vrms

003

% (max)

EnOUT

Output Noise

All Four Channels CCIRARM Filter RS e 0X

300

Vrms (max)

EnOUT

Output Noise

All Four Channels CCIRARM Filter RS e 0X

200

Vrms (max)

Volume Attenuator eb80 dB

ROUT

DC Output Impedance

Pins 8 22

100

150

(max)

Pins 13 14 16 17

120

(max)

RIN

DC Input Impedance

Pins 4 5 6 7 23 24 25 26

Volume Attenuator Range

Pins 16 17 Volume Attenuation at

0101110100X (0 dB) (Absolute Gain)

dB (max)

01011000000 (80 dB) (Relative to Attenuation at

800

750

dB (min)

the 0 dB setting)

Volume Step Size

All Volume Attenuation Settings from 01011001010

dB (min)

(60 dB) to 0101110100X (0 dB) (Note 9)

dB (max)

Channel-to-Channel Volume

Fader Attenuation from 1XXX000000

dB (max)

Tracking Error

(40 dB) to 1XXX1010X (0 dB)

Fader Attenuation Range

Pins 16 17 Fader Attenuation at

011XXX1010X (0 dB) (Absolute Gain)

dB (max)

011XXX00000 (40 dB) (Relative to Attenuation at

380

dB (min)

the 0 dB setting)

Fader Step Size

All Fader Attenuation Settings from 011XXX00000

dB (min)

(40 dB) to 011XXX1010X (0 dB) (Note 10)

dB (max)

LMC1992CCN Datasheet(PDF) 2 Page - National Semiconductor (TI)

LMC1992CCN Datasheet(HTML) 2 Page - National Semiconductor (TI)

Html Pages

1 2 3 4 5 6 7 8 9 10 11 12 13 14

Datasheet Download

Link URL