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PT2353 V1.2

- 11 -

March, 2006

Satellite + Subwoofer 3-Speaker System Electronics Crossover IC

PT2353

ABSOLUTE MAXIMUM RATING

Parameter

Symbol

Rating

Unit

Operating voltage

Vs

10.2

V

Ambient temperature

Topr

-40 to +85

℃

Storage temperature

Tstg

-65 to +150

℃

ELECTRICAL CHARACTERISTICS

Parameter

Symbol

Condition

Min. Typ. Max.

Unit

Power supply

VDD

5

-

9.5

V

Operating current

Is

3D, PK OFF, VDD=9V

3D, PK OFF, VDD=4.5V

-

-

23

18

-

-

mA

mA

ATT=0dB, F=1KHz

VIN=1Vrms, 20Hz ~ 20KHz

All filters bypass, All outputs

-

0.01

-

Total harmonic distortion

THD

ATT=-20dB, F=1KHz

VIN=1Vrms, 20Hz ~ 20KHz

All filters bypass, All outputs

-

0.05

-

%

Output noise

NO

ATT=0dB, VIN=0V

A-weighting, All filters bypass

-

15

-

µV

Signal-to-noise ratio

S/N

0dB=1Vrms, ATT=0dB

VIN=0V, A-weighting

All filters bypass

-

90

-

dB

Maximum input voltage

VIMAX

f=1KHz, ATT=0dB

VDD=9V

-

-

2.7

-

Vrms

Voltage gain

Gn

f=1KHz, ATT=0dB

All Outputs

-1

0

+1

dB

Cross talk

CT

0dB=1Vrms, f=1KHz

VIN=1Vrms, RL=100K

RG=600Ω, A-weighting

-

-86

-

dB

f=1KHz, VIN=1Vrms

LOUT, ROUT

-

-75

-

dB

Maximum volume

attenuation

ATTMAX

Main volume =Max, SOUT

-

-75

-

dB

High level input voltage

VIH

6.7

-

9

V

Low level input voltage

VIL

0

-

3.2

V

LED sink current

IS

3D LED Pin

-

6

-

mA

Drive current

IO

PO

-

5

-

mA

Output impedance

RO

Vout=100mV

f=1KHz

70

100

130

Ω

Input impedance

RI

40

50

60

KΩ