STA321TR View Datasheet(PDF) - STMicroelectronics

Part Name

Description

Manufacturer

STA321TR

4-channel digital audio system with FFX™ driver

STMicroelectronics 

Electrical specifications

STA321

Table 6. Electrical specifications (continued)

Symbol

Parameter

Test conditions

Min Typ Max Unit

ADC

IDDA

ISTDBYA

DR

SNRADC

THDADC

CT

Supply current in operating mode

AVDD supply current in standby

Dynamic range

Signal to noise ratio

Total harmonic distortion

Channel cross talk

-

Group delay

-

Pass band

-

Pass band ripple

-

Stop band attenuation

-

Frequency response

-

Linear phase deviation

-

Pass-band ripple

Headphone detector threshold limits

E_HP1

HP low threshold

HP high threshold

E_HP2

HP low threshold

HP high threshold

VAVDD = 3.3V

-

VAVDD = 3.3V

-

1 kHz, A-weigthed

VAVDD = 3.3 V

-

1 kHz, A-weighted

VAVDD = 3.3 V

-

1 kHz, -1dB

VAVDD = 3.3 V

-

VAVDD = 3.3 V

-

Fs mode (fS = 32 kHz)

-

Fs_by_2 mode (fS = 16 kHz) -

Fs_by_4 mode (fS = 8 kHz) -

-

-

Fs mode (fS = 44.1 kHz)

-

Fs_by_2 mode

(fS = 22.05 kHz)

-

Fs_by_4 mode

(fS = 11.025 kHz)

-

Fs mode (fS = 44.1 kHz)

-

Fs_by_2 mode

(fS = 22.05 kHz)

-

Fs_by_4 mode

(fS = 11.025 kHz)

-

-3 dB

-

-0.08 dB

-

at 20 Hz

-

-

-

-

-

-

-

-

-

-

-

10

15

mA

2

-

µA

90

-

dB

92

-

dB

85

-

dB

80

-

dB

0.4 -

0.7 -

ms

1.4 -

0.4535 -

Fs

0.08 -

0.08 -

dB

0.08 -

45

-

45

-

dB

45

-

7

-

Hz

50

-

Hz

19.35 -

deg

0.08 -

dB

2.34 -

V

2.52 -

0.7 -

V

0.9 -

16/157

Doc ID 15351 Rev 3

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