PT2309-D Ver la hoja de datos (PDF) - Princeton Technology

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Fabricante

PT2309-D

Headphone Driver IC

Princeton Technology 

Headphone Driver IC

Tel:886-2-66296288

Fax:886-2-29174598

URL:http://www.princeton.com.tw

PT2309

ABSOLUTE MAXIMUM RATINGS

Parameter

Symbol Condition Min.

Max.

Unit

Supply Voltage

Operating Temperature

VDD

Topr

0

7

V

-40

+85

℃

Storage Temperature

Tstg

-65

+150

℃

Maximum Input Voltage Vimax

-0.3

Vcc+0.3

V

Maximum Input Current Iimax

*

-10

+10

mA

Note: * Input pins surge current can reach 100mA does not induce the CMOS latched up.

ELECTRICAL CHARACTERISTICS

Unless otherwise, Vcc=5V，CB=47µF，bandwidth=22~22KHz

Parameter

Symbol

Conditions

Supply Voltage

VDD

Operating Current

Is

Normal Mode

Mute Mode

Voltage Gain

Vg

Two Channels Gain

Error

Vgerr

THD+N

THD

Vin = 1Vrms，RL = 32Ω

Vin = 1Vrms，RL = 5.1KΩ

Power Output

THD=0.1%，RL=32Ω

Po

THD=0.1%，RL=16Ω

Signal-to-Noise Ratio SNR

Input=GND，A-Weighted

Channel Separation CS

F=1KHz

F=100~20KHz

Power Supply

Rejection Ratio

PSRR

Vr=100mVrms，F=100Hz

Mute

mute

MUTE=GND，F=1KHz

Mute Voltage

Vmute

VIH, MUTE= OFF

VIL, MUTE= ON

Min. Typ. Max. Unit

3

5

6

V

6

7.5

9

mA

4.5

6

7.5 mA

-1

0

+1

dB

-0.5

0

+0.5

0.01 0.03 0.06

%

0.003 0.005 0.01

35

45

55

mW

65

75

85

102 105 110 dB

90 100 105

dB

80

90

95

45

55

65

dB

60

75

80

dB

1

1.1

1.4

Vcc

0.8 0.9

1

PT2309 V1.2

-6-

August, 2006

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