Datasheet

2003 Apr 10 5
NXP Semiconductors Preliminary specification
Stereo audio codec with SPDIF interface UDA1355H
4 QUICK REFERENCE DATA
SYMBOL PARAMETER CONDITIONS MIN. TYP. MAX. UNIT
Supplies
V
DDA1
DAC supply voltage 2.7 3.0 3.6 V
V
DDA2
ADC supply voltage 2.7 3.0 3.6 V
V
DDX
crystal oscillator and PLL
supply voltage
2.7 3.0 3.6 V
V
DDI
digital core supply voltage 2.7 3.0 3.6 V
V
DDE
digital pad supply voltage 2.7 3.0 3.6 V
I
DDA1
DAC supply current f
s
= 48 kHz; power-on − 4.7 − mA
f
s
= 96 kHz; power-on − 4.7 − mA
f
s
= 48 kHz; power-down − 1.7 −μA
f
s
= 96 kHz; power-down − 1.7 −μA
I
DDA2
ADC supply current f
s
= 48 kHz; power-on − 10.2 − mA
f
s
= 96 kHz; power-on − 10.4 − mA
f
s
= 48 kHz; power-down − 0.2 −μA
f
s
= 96 kHz; power-down − 0.2 −μA
I
DDX
crystal oscillator and PLL
supply current
f
s
= 48 kHz; power-on − 0.9 − mA
f
s
= 96 kHz; power-on − 1.2 − mA
I
DDI
digital core supply current f
s
= 48 kHz; all on − 18.2 − mA
f
s
= 96 kHz; all on − 34.7 − mA
I
DDE
digital pad supply current f
s
= 48 kHz; all on − 0.5 − mA
f
s
= 96 kHz; all on − 0.7 − mA
T
amb
ambient temperature −40 − +85 °C
Digital-to-analog converter; f
i
=1kHz; V
DDA1
=3.0V
V
o(rms)
output voltage (RMS
value)
− 900 − mV
ΔV
o
output voltage unbalance − 0.1 − dB
(THD+N)/S total harmonic
distortion-plus-noise to
signal ratio
IEC 60958 input; f
s
=48kHz
at 0 dB −−88 − dB
at −20 dB −−75 − dB
at −60 dB; A-weighted −−37 − dB
IEC 60958 input; f
s
=96kHz
at 0 dB −−83 − dB
at −60 dB; A-weighted −−37 − dB
S/N signal-to-noise ratio IEC 60958 input; code = 0;
A-weighted
f
s
=48kHz − 98 − dB
f
s
=96kHz − 96 − dB
α
cs
channel separation − 100 − dB