UDA1345TS データシートの表示（PDF） - NXP Semiconductors.

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UDA1345TS

Economy audio CODEC

NXP Semiconductors. 

NXP Semiconductors

Economy audio CODEC

Product specification

UDA1345TS

4 QUICK REFERENCE DATA

SYMBOL

Supplies

VDDA(ADC)

VDDA(DAC)

VDDD

IDDA(ADC)

PARAMETER

ADC analog supply voltage

DAC analog supply voltage

digital supply voltage

ADC analog supply current

IDDA(DAC)

DAC analog supply current

IDDO(DAC) DAC operational amplifier supply current

IDDD

digital supply current

Tamb

ambient temperature

Analog-to-digital converter

Do

digital output level at 1 V (RMS) input

voltage

(THD + N)/S total harmonic distortion-plus-noise to

signal ratio

S/N

signal-to-noise ratio

αcs

channel separation

Digital-to-analog converter

Vo(rms)

output voltage (RMS value)

(THD + N)/S total harmonic distortion plus

noise-to-signal ratio

αcs

channel separation

S/N

signal-to-noise ratio

CONDITIONS

MIN. TYP. MAX. UNIT

2.4 3.0 3.6 V

2.4 3.0 3.6 V

2.4 3.0 3.6 V

operating mode

−

10 14 mA

ADC power-down

−

600 800 μA

ADC power-down all

−

300 800 μA

operating mode

−

4

7.0 mA

DAC power-down

−

50 150 μA

operating mode

−

2.0 3.0 mA

DAC power-down

−

200 400 μA

operating mode

−

5

8

mA

ADC and DAC power-down −

350 500 μA

−40 −

+85 °C

notes 1 and 2

at 0 dB, 1 V (RMS)

fs = 44.1 kHz

fs = 96 kHz

at −60 dB, 1 mV (RMS);

A-weighted

fs = 44.1 kHz

fs = 96 kHz

Vi = 0 V; A-weighted

fs = 44.1 kHz

fs = 96 kHz

−2.5 −1.5 −0.5 dBFS

−

−85 −80 dB

−

−80 −75 dB

−

−36 −30 dB

−

−34 −30 dB

90 96 −

dB

90 94 −

dB

−

100 −

dB

note 3

at 0 dB

fs = 44.1 kHz

fs = 96 kHz

at −60 dB; A-weighted

fs = 44.1 kHz

fs = 96 kHz

code = 0; A-weighted

fs = 44.1 kHz

fs = 96 kHz

850 900 950 mV

−

−85 −80 dB

−

−80 −71 dB

−

−37 −30 dB

−

−35 −30 dB

−

100 −

dB

90 100 −

dB

90 98 −

dB

2002 May 28

4

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