TDA7570 STMicroelectronics, TDA7570 Datasheet - Page 9

• Manufacturer Part Number: TDA7570
• Manufacturer: STMicroelectronics

Specifications of TDA7570

• Operational Class: Class-AB
• Audio Amplifier Function: Speaker
• Single Supply Voltage (typ): Not RequiredV
• Dual Supply Voltage (typ): ±15/±18/±24/±28V
• Power Supply Requirement: Dual
• Power Dissipation: 1.75W
• Rail/rail I/o Type: No
• Single Supply Voltage (min): Not RequiredV
• Single Supply Voltage (max): Not RequiredV
• Dual Supply Voltage (min): ±12V
• Dual Supply Voltage (max): ±30V
• Operating Temp Range: -40C to 150C
• Operating Temperature Classification: Automotive
• Mounting: Surface Mount
• Pin Count: 64
• Package Type: HI-QUAD
• Lead Free Status / Rohs Status: Not Compliant

TDA7570
Table 5.
PROTECTIONS
DRIVERS
INTERNAL POWER SUPPLY
Vrefl/Vrefr Vrefl, Vrefr pin output voltage
Symbol
5Vdig
-2.5V
Vref1
T
T
T
T
2.5V
I
I
V
V
T
T
V
V
V
V
I
I
spx1
snx1
I
I
sdch
sdsh
hgp
hgn
hwc
hws
lgp
lgn
sdc
sds
hgp
hgn
lgp
lgn
pp
pn
Chip thermal warning intervention
Thermal shut-down chip
Thermal shut-down chip hysteresis
External thermal warning
intervention
External thermal shut-down
intervention
External thermal shut-down
hysteresis
Protection intervention voltage
Pchannel (Vspx1-Vspx2)
Protection intervention voltage
Nchannel (Vsnx2-Vsnx1)
Current input pins 7, 13
Current output pins 24, 61
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)
Low level output source current
(Gpl, Gpr, peak)
High level output sink current
(Gnl, Gnr, peak)
Low level output source current
(Gnl, Gnr, peak)
5Vdig pin output voltage
2.5V pin output voltage
-2.5V pin output voltage
Vref1 pin output voltage
Electrical characteristics (continued)
(V
Figure
S
= ±25V, R
3, 2x65/1x130W system, unless otherwise specified.)
Parameter
L
= 4Ω, f = 100Hz, T
Reference: dgnd pin
Reference: sgnd pin
Reference: + Vs pin
Reference: sgnd pin
Reference: - Vs pin
j
= 25°C, Gain = 28dB, application circuit shown in
Test condition
x 0.037
x 0.45
x 0.37
5Vdig
5Vdig
5Vdig
-2.15
Min.
-150
2.15
150
-8.6
4.3
8.6
85
85
Electrical specifications
+V
-V
x 0.48
x 0.04
5Vdig
5Vdig
5Vdig
x 0.4
-200
Typ.
150
160
100
100
200
-2.4
-9.6
+V
-V
2.2
2.7
2.5
1.7
4.8
2.4
9.6
10
s
s
+10
-10
s
s
x 0.043
x 0.51
x 0.43
5Vdig
5Vdig
5Vdig
-2.65
-10.6
Max.
-260
2.65
10.6
120
120
260
5.3
Unit
mV
mV
μA
μA
°C
°C
°C
V
V
V
V
V
V
V
V
V
V
A
A
A
A
V
V
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