tda1548tz NXP Semiconductors, tda1548tz Datasheet - Page 12

• Manufacturer Part Number: tda1548tz
• Description: Bitstream Continuous Calibration Filter-dac With Headphone Driver And Dsp
• Manufacturer: NXP Semiconductors

Philips Semiconductors
AC CHARACTERISTICS (ANALOG)
All voltages referenced to ground (pins 2, 9 and 23); V
(note 1); common operational amplifier application; unless otherwise specified.
Note
1. R
1995 Nov 15
RES
f
V
V
V
TC
SVRR
UNBAL
(THD+N)/S
S/N
sAD
SYMBOL
ct
ADref
FS(rms)
DC(os)
Bitstream continuous calibration filter-DAC
with headphone driver and DSP
FS
L
is the AC impedance of the external circuitry connected to the audio outputs of the application circuit.
input resolution
AD sample frequency
input voltage range
output voltage swing (RMS
value) (pins 3 and 27)
DC offset output voltage
w.r.t. reference voltage
level V
full scale temperature
coefficient
supply voltage ripple
rejection V
unbalance between the 2
DAC voltage outputs
(pins 3 and 27)
crosstalk between the 2
DAC voltage outputs
(pins 3 and 27)
crosstalk between the 2
DAC voltage outputs
(pins 3 and 27) with R
connected to ground
total harmonic distortion
plus noise as a function of
signal
signal-to-noise ratio at
bipolar zero
PARAMETER
ref
DDA
and V
DDO
L
C
V
maximum volume
one output digital silence the
other maximum volume
one output digital silence the
other maximum volume
R
one output digital silence the
other maximum volume
one output digital silence the
other maximum volume
R
0 dB signal
0 dB signal; R
R
A-weighted at code 00000H
60 dB signal; R
ripple
25
L
L
L
= 5 k
= 5 k
= 5 k
= 10 F; f
= 100 mV (peak)
CONDITIONS
DDD
ripple
L
12
= V
= 5 k
L
= 32
DDA
= 1 kHz;
= V
or
DDO
0
0.57
90
= 3 V; f
MIN.
i
= 1 kHz; T
f
0.64
20
40
0.1
50
90
70
100
0.056
0.006
1.778
95
s
100
85
35
65
/32
TYP.
10
amb
6
= 25 C, R
Product specification
18
V
0.71
0.1
0.013
3.162
TDA1548T
60
78
30
ADref
MAX.
L
= 32
bit
kHz
V
V
mV
dB
dB
dB
dB
dB
dB
dB
%
dB
%
dBA
%
dBA
UNIT