2002 May 22 13
Philips Semiconductors Product specification
Low power audio DAC UDA1334BT14 AC CHARACTERISTICS
14.1 2.0 V supply voltage
VDDD =V
DDA= 2.0 V; fi= 1 kHz; Tamb =25°C; RL=5kΩ.; all voltages with respect to ground (pinsVSSA and VSSD);
unless otherwise specified.
14.2 3.0 V supply voltage
VDDD =V
DDA= 3.0 V; fi= 1 kHz; Tamb =25°C; RL=5kΩ; all voltages with respect to ground (pinsVSSA and VSSD);
unless otherwise specified.
SYMBOL PARAMETER CONDITIONS MIN. TYP. MAX. UNIT
DAC
Vo(rms) output voltage (RMS value) at 0dB (FS) digital input −600 −mV
∆Vounbalance between channels −0.1 −dB
(THD + N)/S total harmonic
distortion-plus-noise to signal
ratio
fs= 44.1 kHz; at 0 dB −−80 −dB
fs= 44.1 kHz; at −60 dB;
A-weighted
−−37 −dB
fs= 96 kHz; at 0 dB −−75 −dB
fs= 96 kHz; at −60 dB; A-weighted −−35 −dB
S/N signal-to-noise ratio fs= 44.1 kHz; code = 0; A-weighted −97 −dB
fs= 96 kHz; code = 0; A-weighted −95 −dB
αcs channel separation −100 −dB
PSRR power supply rejection ratio fripple= 1 kHz; Vripple = 30 mV (p-p) −60 −dB
SYMBOL PARAMETER CONDITIONS MIN. TYP. MAX. UNIT
DAC
Vo(rms) output voltage (RMS value) at 0dB (FS) digital input −900 −mV
∆Vounbalance between channels −0.1 −dB
(THD + N)/S total harmonic
distortion-plus-noise to signal
ratio
fs= 44.1 kHz; at 0 dB −−90 −dB
fs= 44.1 kHz; at −60 dB;
A-weighted
−−40 −dB
fs= 96 kHz; at 0 dB −−85 −dB
fs= 96 kHz; at −60 dB; A-weighted −−37 −dB
S/N signal-to-noise ratio fs= 44.1 kHz; code = 0; A-weighted −100 −dB
fs= 96 kHz; code = 0; A-weighted −98 −dB
αcs channel separation −100 −dB
PSRR power supply rejection ratio fripple= 1 kHz; Vripple = 30 mV (p-p) −60 −dB