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STA529 датащи(PDF) 15 Page - STMicroelectronics

номер детали STA529
подробное описание детали  FFX™ audio codec with analog and digital inputs and 2 x 1.2 W (or 2 x 100 mW HP) class-D amplifier
PDF  57 Pages
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производитель  STMICROELECTRONICS [STMicroelectronics]
домашняя страница  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

STA529 датащи(HTML) 15 Page - STMicroelectronics

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STA529
Electrical and thermal specifications
Doc ID 13095 Rev 3
15/57
3.4
Electrical characteristics
The electrical specifications in Table 7 below are given for operation under the
recommended conditions listed in Table 6. Unless otherwise specified, LRCLKI frequency
(fs) = 48 kHz, input frequency = 1 kHz, and RLOAD = 32 Ω.
Table 7.
Electrical characteristics
Symbol
Parameter
Test conditions
Min
Typ
Max
Unit
Eff
Output power efficiency
-
-
90
-
%
Rdson
Output stage N/PMOS on-
resistance
-
-
250
380
m
Ω
IstbyL
Logic power supply current at
standby
--
1.3
-
µA
IstbyP
Bridges power supply current in
standby
--
0.7
-
µA
IddL
Logic power supply current at
operating
--
15
-
mA
IddP
Bridges power supply current at
operating
--
0.5
-
mA
Tds
Low current dead time (static)
-
-
1
-
ns
Tdd
High current dead time
(dynamic)
--
2.5
-
ns
Tr
Rise time
-
-
3
-
ns
Tf
Fall time
-
-
3
-
ns
DNR
Dynamic range
A-weighted
Speaker mode
-
96
-
dB
SNR
Signal-to-noise ratio (A-
weighted)
Speaker mode
-
92
-
dB
THDN
Total harmonic distortion
0 dBFS input,
8
Ω speakers
-0.1
-%
-6 dBFS input,
8
Ω speakers
-0.05
-
%
0 dBFS input,
32
Ω headphones
-0.1
-%
-6 dBFS input,
32
Ω headphones
-0.05
-
%



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