UDA1328T Datasheet, PDF (18/28 Pages) NXP Semiconductors – Multi-channel filter DAC

Philips Semiconductors
Multi-channel filter DAC
Preliminary specification
UDA1328T
15 AC CHARACTERISTICS (ANALOG)
V_DDD = V_DDA = 3.3 V; f_i = 1 kHz; T_amb = 25 °C; R_L = 5 kΩ. All voltages referenced to ground (pins 3 and 20); unless
otherwise specified.
SYMBOL
PARAMETER
CONDITIONS
MIN. TYP. MAX. UNIT
DAC: channels 1 and 2 in differential mode
V_o(rms)
∆V_o
(THD + N)/S
output voltage (RMS value)
unbalance between channels
total harmonic distortion plus
noise-to-signal ratio
S/N
signal-to-noise ratio
DAC: channels 3 to 6
−
−
f_s = 48 kHz; at 0 dB
−
f_s = 48 kHz; at −60 dB; A-weighted −
f_s = 96 kHz; at 0 dB
−
f_s = 96 kHz; at −60 dB; A-weighted −
f_s = 48 kHz; code = 0; A-weighted −
f_s = 96 kHz; code = 0; A-weighted −
V_o(rms)
∆V_o
(THD + N)/S
S/N
PSRR
output voltage (RMS value)
unbalance between channels
total harmonic distortion plus
noise-to-signal ratio
signal-to-noise ratio
power supply rejection ratio
−
−
f_s = 48 kHz; at 0 dB
−
f_s = 48 kHz; at −60 dB; A-weighted −
f_s = 96 kHz; at 0 dB
−
f_s = 96 kHz; at −60 dB; A-weighted −
f_s = 48 kHz; code = 0; A-weighted −
f_s = 96 kHz; code = 0; A-weighted −
f_ripple = 1 kHz; V_ripple(p-p) = 100 mV −
2
−
V
0.1 −
dB
−95 −88 dB
−46 −
dB
−90 −
dB
−44 −
dB
106 −
dB
104 −
dB
1
−
V
0.1 −
dB
−90 −83 dB
−43 −
dB
−85 −
dB
−41 −
dB
103 −
dB
101 −
dB
50
−
dB
2000 Jan 04
18