STA529_07 Datasheet, PDF (12/58 Pages) STMicroelectronics – 2 x 100 mW class-D amplifier with analog or digital input 2.0 multichannel digital audio processor with FFX

Electrical specifications
STA529
3.2
Electrical characteristics
Table 6 lists the device’s electrical characteristics (see also Table 5 for supply voltages).
Table 6. Electrical characteristics
Symbol
Parameter
Test conditions
Min
Typ
Max
Unit
Eff
Output power efficiency
90
%
R_dson
Output stage N/PMOS on-
resistance
250
mΩ
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
THDN Total harmonic distortion
0 dBFS input, 32 Ω load
headphone
0.1
%
THDN Total harmonic distortion
-6 dBFS input, 32 Ω load
headphone
0.05
%
Note:
LRCLKI frequency (Fs) = 48 kHz, input frequency = 1 kHz, and R_load = 32 Ω unless
otherwise specified.
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