UDA1325 View Datasheet(PDF) - Philips Electronics

Part Name

Description

MFG CO.

UDA1325

Universal Serial Bus (USB) CODEC

Philips Electronics 

Philips Semiconductors

Universal Serial Bus (USB) CODEC

Preliminary specification

UDA1325

QUICK REFERENCE DATA

SYMBOL

PARAMETER

CONDITIONS

MIN. TYP. MAX. UNIT

Supplies

VDDE

VDDI

IDD(tot)

IDD(tot)(ps)

supply voltage periphery

supply voltage core

total supply current

total supply current in power-saving note 1

mode

4.75 5.0

3.0

3.3

−

60

−

360

5.25 V

3.6

V

tbf

mA

−

µA

Dynamic performance DAC

(THD + N)/S

S/N

Vo(FS)(rms)

total harmonic distortion plus

noise-to-signal ratio

signal-to-noise ratio at bipolar zero

full-scale output voltage

(RMS value)

fs = 44.1 kHz; RL = 5 kΩ

fi = 1 kHz (0 dB)

−

−

fi = 1 kHz (−60 dB)

−

−

A-weighted at code 0000H 90

VDD = 3.3 V

−

−90 −80 dB

0.0032 0.01 %

−30 −20 dB

3.2

10

%

95

−

dBA

0.66 −

V

Dynamic performance PGA and ADC

(THD + N)/S total harmonic distortion plus

noise-to-signal ratio

S/N

signal-to-noise ratio

General characteristics

fs = 44.1 kHz;

PGA gain = 0 dB

fi = 1 kHz; (0 dB);

Vi = 1.0 V (RMS)

fi = 1 kHz (−60 dB)

Vi = 0.0 V

−

−85 −80 dB

−

0.0056 0.01 %

−

−30 −20 dB

−

3.2

10.0 %

90

95

−

dBA

fi(s)

Tamb

audio input sample frequency

operating ambient temperature

5

−

55

kHz

0

25

70

°C

Note

1. Exclusive the IDDE current which depends on the components connected to the I/O pins.

1999 May 10

4

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