sta538 STMicroelectronics, sta538 Datasheet - Page 13

• Manufacturer Part Number: sta538
• Description: 2 X 1.3 W Class-d Amplifier With Analog Or Digital Input 2.0 Multichannel Digital Audio Processor With Ffx
• Manufacturer: STMicroelectronics

STA538
3.2
Table 6.
Note:
Eff
R
IstbyL
IstbyP
IddL
IddP
Tds
Tdd
Tr
Tf
DNR
SNR
THDN
THDN
THDN
THDN
Symbol
dson
Output power efficiency
Output stage N/PMOS on-
resistance
Logic power supply current at
standby
Bridges power supply current in
standby
Logic power supply current at
operating
Bridges power supply current at
operating
Low current dead time (static)
High current dead time
(dynamic)
Rise time
Fall time
Dynamic range
A-weighted
Signal-to-noise ratio (A-
weighted)
Total harmonic distortion
Total harmonic distortion
Total harmonic distortion
Total harmonic distortion
Electrical characteristics
Table 6
Electrical characteristics
LRCLKI frequency (Fs) = 48 kHz, input frequency = 1 kHz, and R
otherwise specified.
Parameter
lists the device’s electrical characteristics (see also
Speaker mode
Speaker mode
0 dBFS input, 8 Ω load
speaker
-6 dBFS input, 8 Ω load
speaker
0 dBFS input, 32 Ω load
headphone
-6 dBFS input, 32 Ω load
headphone
Test conditions
Min
Table 5
0.05
0.05
Typ
250
1.3
0.7
0.5
2.5
0.1
0.1
90
15
96
92
load
1
3
3
Electrical specifications
for supply voltages).
= 32
Max
Ω
unless
Unit
mA
mA
mΩ
µA
µA
dB
dB
ns
ns
ns
ns
%
%
%
%
%
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