TDA1549T Просмотр технического описания (PDF) - Philips Electronics
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TDA1549T
Philips Electronics
TDA1549T Datasheet PDF : 20 Pages
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Philips Semiconductors
Stereo 4fs data input up-sampling filter with
bitstream continuous calibration DAC (BCC-DAC1)
Objective specification
TDA1549T
CHARACTERISTICS
VDDD = VDDA = VDDO = 5 V; Tamb = 25 °C; unless otherwise specified.
SYMBOL
PARAMETER
CONDITIONS
Supply
VDDD
VDDA
VDDO
IDDD
IDDA
IDDO
Ptot
RR
digital supply voltage
analog supply voltage
operational amplifier supply voltage
digital supply current
analog supply current
operational amplifier supply current
total power dissipation
ripple rejection
note 1
note 1
note 1
note 2
note 2
note 2
note 2
note 3
note 4
Digital inputs; pins WS, BCK and DATA
VIH
VIL
|ILIH|
|ILIL|
CI
HIGH level input voltage
LOW level input voltage
HIGH level input leakage current
LOW level input leakage current
input capacitance
Timing (see Fig.6)
VIH = VDDD = 5 V
VIH = VSSD = 0 V
OPERATING FREQUENCY
fBCK
bit clock frequency
fWS
word select frequency
INPUT FREQUENCY
fBCK
clock frequency
BR
bit rate data input
fWS
tr
tf
Tcy
tH
tL
tsu
th
thWS
tsuWS
word select input frequency
rise time
fall time
bit clock cycle time
bit clock HIGH time
bit clock LOW time
data set-up time
data hold time
word select hold time
word select set-up time
Filter characteristics (see Fig.3)
PBR
pass-band ripple
SBA
stop-band attenuation
< 20 kHz
note 5
MIN.
TYP.
MAX. UNIT
3.8
5.0
3.8
5.0
3.8
5.0
−
12
−
5.5
−
6.5
−
120
−
50
−
25
0.7VDD −
−0.5 −
−
−
−
−
−
−
5.5
V
5.5
V
5.5
V
18
mA
8
mA
9
mA
185
mW
−
mW
−
dB
VDD + 0.5 V
0.3VDD V
10
µA
10
µA
10
pF
−
192fs
−
fBCK/48
−
−
−
−
−
−
−
−
−
−
108 −
22
−
22
−
32
−
2
−
2
−
32
−
−
−
9.216
9.216
192
32
32
−
−
−
−
−
−
−
Hz
Hz
MHz
MHz
kHz
ns
ns
ns
ns
ns
ns
ns
ns
ns
−
0.1
−
dB
50
−
−
dB
August 1994
10
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