2002 May 22 4
Philips Semiconductors Product specification
Low power audio DAC UDA1334BT
5 QUICK REFERENCE DATA
Note
1. The DAC output voltage scales proportionally to the power supply voltage.
SYMBOL PARAMETER CONDITIONS MIN. TYP. MAX. UNIT
Supplies
V
DDA
DAC analog supply voltage 1.8 2.0 3.6 V
V
DDD
digital supply voltage 1.8 2.0 3.6 V
I
DDA
DAC analog supply current normal operating mode − 2.3 − mA
Sleep mode − 125 −µA
I
DDD
digital supply current normal operating mode − 1.4 − mA
Sleep mode
clock running − 250 −µA
no clock running − 20 −µA
T
amb
ambient temperature −40 − +85 °C
Digital-to-analog converter (V
DDA
=V
DDD
= 2.0 V)
V
o(rms)
output voltage (RMS value) at 0 dB (FS) digital input; note 1 − 600 − mV
(THD + N)/S total harmonic
distortion-plus-noise to signal
ratio
f
s
= 44.1 kHz; at 0 dB −−80 − dB
f
s
= 44.1 kHz; at −60 dB; A-weighted −−37 − dB
f
s
= 96 kHz; at 0 dB −−75 − dB
f
s
= 96 kHz; at −60 dB; A-weighted −−35 − dB
S/N signal-to-noise ratio f
s
= 44.1 kHz; code = 0; A-weighted − 97 − dB
f
s
= 96 kHz; code = 0; A-weighted − 95 − dB
α
cs
channel separation − 100 − dB
Digital-to-analog converter (V
DDA
=V
DDD
= 3.0 V)
V
o(rms)
output voltage (RMS value) at 0 dB (FS) digital input; note 1 − 900 − mV
(THD + N)/S total harmonic
distortion-plus-noise to signal
ratio
f
s
= 44.1 kHz; at 0 dB −−90 − dB
f
s
= 44.1 kHz; at −60 dB; A-weighted −−40 − dB
f
s
= 96 kHz; at 0 dB −−85 − dB
f
s
= 96 kHz; at −60 dB; A-weighted −−37 − dB
S/N signal-to-noise ratio f
s
= 44.1 kHz; code = 0; A-weighted − 100 − dB
f
s
= 96 kHz; code = 0; A-weighted − 98 − dB
α
cs
channel separation − 100 − dB
Power dissipation (at f
s
= 44.1 kHz)
P power dissipation playback mode
at 2.0 V supply voltage − 7.4 − mW
at 3.0 V supply voltage − 17 − mW
Sleep mode; at 2.0 V supply voltage
clock running − 0.75 − mW
no clock running − 0.3 − mW
