UDA1384H Просмотр технического описания (PDF) - Philips Electronics
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UDA1384H Datasheet PDF : 55 Pages
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Philips Semiconductors
UDA1384
Multichannel audio coder-decoder
Table 1: Quick reference data …continued
VDDD = VDDA(AD) = VDDA(DA) = 3.3 V; Tamb = 25 °C; RL = 22 kΩ; all voltages referenced to ground
(pins VSS); unless otherwise specified.
Symbol Parameter
Conditions
Min Typ Max Unit
IDDD(pd)
digital supply current audio and voice
in Power-down mode ADCs power-down
-
18
-
mA
DAC power-down
-
14
-
mA
Tamb
ambient temperature
Audio analog-to-digital converter
−20 -
+85 °C
D0
digital output level at 0 dB setting;
[1] [2] −2.5 −1.2 −0.7 dB
900 mV input
(THD+N)/S
total harmonic
distortion-plus-noise
to signal ratio
at −1 dBFS
at −60 dBFS;
A-weighted
-
−88 −82 dB
-
−37 −30 dB
S/N
signal-to-noise ratio code = 0; A-weighted
89
98
-
dB
αcs
channel separation
Digital-to-analog converter
-
100 -
dB
Differential mode
Vo(rms)
output voltage
(RMS value)
at 0 dBFS digital
input
1.9 2.0 2.1 V
(THD+N)/S
total harmonic
distortion-plus-noise
to signal ratio
at 0 dBFS
at −60 dBFS;
A-weighted
-
−98 −89 dB
-
−50 −45 dB
S/N
signal-to-noise ratio code = 0; A-weighted
100 110 -
dB
αcs
channel separation
Single-ended mode
-
114 -
dB
Vo(rms)
output voltage
(RMS value)
at 0 dBFS digital
input
-
1.0 -
V
(THD+N)/S
total harmonic
distortion-plus-noise
to signal ratio
at 0 dBFS
at −60 dBFS;
A-weighted
-
−88 -
dB
-
−45 -
dB
S/N
signal-to-noise ratio code = 0; A-weighted
-
105 -
dB
αcs
channel separation
-
110 -
dB
[1] The input voltage can be up to 2 V (RMS) when the current through the ADC input pin is limited to
approximately 1 mA by using a series resistor.
[2] The input voltage to the ADC scales proportionally with the power supply voltage.
5. Ordering information
Table 2: Ordering information
Type number
Package
Name
Description
UDA1384H
QFP44
plastic quad flat package; 44 leads (lead length
1.3 mm); body 10 × 10 × 1.75 mm
Version
SOT307-2
9397 750 14366
Product data sheet
Rev. 02 — 17 January 2005
© Koninklijke Philips Electronics N.V. 2005. All rights reserved.
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