STAC9271 Datasheet, PDF(19/223 Page) Integrated Device Technology – 10-CHANNEL HIGH DEFINITION AUDIO CODEC

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STAC9271 Datasheet, PDF (19/223 Pages) Integrated Device Technology – 10-CHANNEL HIGH DEFINITION AUDIO CODEC

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STAC9271/9272/9273/9274

10-CHANNEL HIGH DEFINITION AUDIO CODEC

PC AUDIO

Parameter

Full Scale Input Voltage

All Analog Inputs with boost

All Analog Inputs with boost

All Analog Inputs with boost

All Analog Inputs with boost

Input Impedance

Input Capacitance

Analog Mixer

SNR - CD to Ports A,B, & D Line-Out

(Note 4)

THD+N - CD to Ports A,B, & D Line-Out

(Note 3)

SNR - All Line-In to A,B, & D Line-Out (Note 4)

THD+N - All Line-In to A,B, & D Line-Out

(Note 3)

SNR - Analog PC Beep to Ports A,B, & D

Line-Out (Note 4)

THD+N - Analog PC Beep to Ports A,B, & D

Line-Out (Note 3)

Analog to Digital Converter

Resolution

Dynamic Range, All Analog Inputs to A/D

(Note 1)

SNR All Analog Inputs to A/D (Note 4)

THD+N All Analog Inputs to A/D (Note 3)

Analog Frequency Response (Note 2

A/D Digital Filter Pass Band (Note 5)

A/D Digital Filter Transition Band

A/D Digital Filter Stop Band

A/D Digital Filter Stop Band Rejection (Note 6)

Group Delay (48 KHz sample rate)

Any Analog Input to ADC Crosstalk

Any Analog Input to ADC Crosstalk

Spurious Tone Rejection

Attenuation, Gain Step Size ANALOG

Interchannel Gain Mismatch ADC

Noise Floor when 40dB Mic Boost Enabled

40dB Mic Boost Enabled SNR

Conditions

0dB Boost @ 4.75 V

10dB Boost

20dB Boost

30dB Boost

40dB Boost

-3dB Input

-3dB Input

-3dB Input

High Pass Filer Enabled, 1Vrms Input,

No boost

High Pass Filter enabled

High Pass Filter enabled,

-3dBV input Level

10 KHz Signal Frequency

1 KHz Signal Frequency

5 mV Input

AVdd Min

All 1.00

All 0.31

All 0.10

All 0.03

All 0.01

All

-

All

-

All

All

All

All

All

All

All

All 88

All 88

All

All 10

All

20

All 19,200

All 28,800

All -100

All

-

All

-

All

-

All

-

All

-

All

-

All

All

Typ

-

-

-

-

-

50

15

90

70

90

70

85

70

24

90

90

85

-

-

-

-

-

-

-85

-80

-100

1.5

-

60

Max

-

-

-

-

-

-

-

30,000

19,200

28,800

-

-

1

-

-

-

-

0.5

0.01

Unit

Vrms

Vrms

Vrms

Vrms

Vrms

kâ¦

pF

dB

dB

dB

dB

dB

dB

Bits

dB

dB

dB

Hz

Hz

Hz

Hz

dB

ms

dB

dB

dB

dB

dB

mV

dB

IDTâ¢ 10-CHANNEL HIGH DEFINITION AUDIO CODEC

19

IDT CONFIDENTIAL

STAC9271/9272/9273/9274 V 1.0 MARCH2007

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