TDA7571 Datasheet, PDF (9/21 Pages) STMicroelectronics – STPDACsw - Fully digital high efficiency power audio amplifier

TDA7571
Electrical specifications
Table 5.
Symbol
Electrical characteristics (continued)
(V_S = ±25V, R_L = 4Ω, f = 1kHz, T_j = 25°C, F_S = 44.1kHz, Single-Ended, application circuit shown
in Figure 3, 2 x 65W/1 x 130W system, unless otherwise specified.)
Parameter
Test condition
Min. Typ. Max. Unit
Clip detector
Vcd
Clip detector pin operating
voltage (open drain)
CDl Clip detector pin leakage current CD off
CDs Clip detector pin saturation voltage CD on, 1mA
CDsel1=0, CDsel2=0
(near clipping detection)
CDi Clip detector THD intervention ^{CDsel1=0, CDsel2=1}
CDsel1=1, CDsel2=0
CDsel1=1, CDsel2=1
Protections
T_hwc
T_sdc
T_sdch
T_hws
Chip thermal warning
intervention
Thermal shut-down chip
Thermal shut-down chip
hysteresis
External thermal warning
intervention
T_sds External shut-down intervention
T_sdsh
External thermal shut-down
hysteresis
V_pp
Protection intervention voltage
Pchannel (Vspx1-Vspx2)
V_pn
Protection intervention voltage
Nchannel (Vsnx2-Vsnx1)
I_spx1
I_snx1
Current input pins 7, 13
Current output pins 7, 13
Drivers
V_hgp
V_lgp
V_hgn
V_lgn
I_hgp
High level output voltage (Gpl, Gpr)
Low level output voltage (Gpl, Gpr)
High level output voltage (Gnl, Gnr)
Low level output voltage (Gnl, Gnr)
High level output sink current
(Gpl, Gpr, peak)
10
V
1
μA
1
V
0.5
%
1
%
5
%
8
%
135 150 165 °C
145 160 175 °C
7
10
13
°C
5Vdig 5Vdig 5Vdig
x 0.45 x 0.48 x 0.51
V
5Vdig 5Vdig 5Vdig
x 0.37 x 0.4 x 0.43
V
5Vdig 5Vdig 5Vdig
x 0.037 x 0.04 x 0.043
V
85 100 120 mV
85 100 120 mV
150 200 260 μA
150 200 260 μA
+V_s
-10
V
+V_s
V
-V_s
V
-V_s
+10
V
2.2
A
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