sta333mlj13tr STMicroelectronics, sta333mlj13tr Datasheet - Page 7

• Manufacturer Part Number: sta333mlj13tr
• Description: Sound Terminal Tm 2 Channel Microless High Efficiency Digital Audio System
• Manufacturer: STMicroelectronics

STA333ML
3.4
Table 5.
Symbol
THD+N
R
PSRR
VCC
SNR
UVL
I
tmin
I
HDT
DR
dsON
gP
gN
LDT
I
Po
l
I
I
dss
lim
t
t
cc
sc
r
f
Output power BTL
Power Pchannel/Nchannel
MOSFET (Total Bridge)
Power Pchannel/Nchannel
leakage
Power Pchannel RdsON
Matching
Power Nchannel RdsON
Matching
Low current dead time (static)
High current dead time
(dynamic)
Rise time
Fall time
Supply voltage operating
voltage
Supply current from Vcc in
power down
Supply current from Vcc in
operation
Supply current DDX processing
(reference only)
short circuit protection
Under voltage protection
threshold
Output minimum pulse width
Dynamic range
Signal to noise ratio
Total harmonic distortion +
noise
Power supply rejection ratio
Overcurrent limit
Electrical characteristics
Electrical characteristics
(V
specified)
CC
= 18 V,VDD_DIG=3.3 V f
Parameter
THD = 1 %
THD = 10%
ld=1A
V
ld=1A
ld=1A
Resistive load
@lload = 1.5 A
Resistive load
Resistive load
PWRDN = 0
PCM Input signal = -60 dBFS.
Switching frequency = 384KHz
No LC filters
Internal clock = 49.152 MHz
Nonlinear output
Hi-Z output
No load
A - weighted
Po = 1 W, f = 1 kHz
DDX stereo, <5 kHz
Vripple = 1 V
Audio input = dither only
sw
cc
= 18V
= 384 kHz, T
Conditions
RMS
Figure
Figure
Figure
(Figure
amb
3.
3.
3.
= 25 °C, R
5)
L
= 8 Ω unless otherwise
Min.
4.5
2.2
2.7
20
95
95
Electrical specifications
Typ.
0.05
180
100
0.1
3.5
3.8
3.5
16
20
10
30
80
30
94
80
5
8
8
Max.
250
4.3
5.0
4.3
0.2
10
10
20
10
10
18
60
Unit
mΩ
mA
mA
mA
µA
dB
dB
dB
ns
ns
ns
ns
ns
W
%
%
%
V
A
A
V
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