TDA7571 Datasheet, PDF (10/21 Pages) STMicroelectronics – STPDACsw - Fully digital high efficiency power audio amplifier

Electrical specifications
TDA7571
Table 5.
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.)
Symbol
Parameter
Test condition
Min. Typ. Max. Unit
I_lgp
Low level output source current
(Gpl, Gpr, peak)
I_hgn
High level output sink current
(Gnl, Gnr, peak)
2.7
A
2.5
A
I_lgn
Low level output source current
(Gnl, Gnr, peak)
1.7
A
Internal power supply
5Vdig
2.5V
-2.5V
Vref1
5Vdig pin output voltage
2.5V pin output voltage
-2.5V pin output voltage
Vref1 pin output voltage
Reference: dgnd pin
Reference: sgnd pin
Reference: sgnd pin
Reference: + Vs pin
5
V
2.5
V
-2.5
V
-10
V
Vrefl/Vrefr Vrefl, Vrefr pin output voltage Reference: - Vs pin
10
V
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