ALC202 Просмотр технического описания (PDF) - Unspecified

Номер в каталоге

Компоненты Описание

производитель

ALC202

AC97 Audio CODEC

Unspecified 

Avance Logic, Inc.

ALC202

6. Electrical Characteristics

6.1 DC Characteristics

6.1.0 Absolute Maximum Ratings:

Parameter

Symbol

Power Supplies

Digital

Analog

DVdd

AVdd

Operating Ambient

Ta

Temperature

Storage Temperature

Ts

ESD (Electrostatic Discharge)

Others

Min

Typ

Max

3.0

3.3

3.6

4.5

5.0

5.5

0

-

+70

+125

Susceptibility Voltage

Over 5000V

Units

V

V

oC

oC

6.1.1 Threshold Hold Voltage:

Dvdd= 3.3V±5%, Tambient=250C, with 50pF external load.

Parameter

Symbol Min

Typ

Input voltage range

Vin

-0.30

-

Low level input voltage

VIL

-

0.7

(SYNC,SDATA_OUT,RESET#)

Low level input voltage

VIL

-

1.0

(XTAL_IN,BIT_CLK)

Low level input voltage

VIL

-

1.2

(ID1#,ID0#)

High level input voltage

VIH 0.4DVdd

1.7

(SYNC,SDATA_OUT,RESET#)

High level input voltage

VIH 0.4DVdd

2.2

(XTAL_IN,BIT_CLK)

High level input voltage

VIH 0.4DVdd

1.7

(ID1#,ID0#)

High level output voltage VOH 0.9DVdd

Low level output voltage VOL

-

-

Input leakage current

-

-10

-

Output leakage current

-

-10

-

(Hi-Z)

Output buffer drive current -

-

5

Internal pull up resistance -

50k

100k

Max

Dvdd+0.30

0.35Dvdd

Units

V

V

0.35Dvdd V

0.35Dvdd V

-

V

-

V

-

V

-

V

0.1DVdd

V

10

uA

10

uA

-

mA

200k

W

6.1.2 Digital Filter Characteristics:

Filter

Symbol

Min

Typ

Max Units

ADC Lowpass Filter

Passband

0

-

19.2

KHz

Stopband

28.8

KHz

Stopband Rejection

-76.0

dB

Passband

+- 0.15

dB

Frequency Response

DAC Lowpass Filter

Passband

Stopband

0

-

28.8

19.2

KHz

KHz

Stopband Rejection

-78.5

dB

Passband

+- 0.15

dB

Frequency Response

- 22 -

Rev0.62

http://www.realtek.com.tw

Preliminary

Share Link: