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TDA7490L Datasheet(PDF) 4 Page - STMicroelectronics

No. de pieza TDA7490L
Descripción Electrónicos  20W 20W STEREO CLASS-D AMPLIFIER 40W MONO IN BTL
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Fabricante Electrónico  STMICROELECTRONICS [STMicroelectronics]
Página de inicio  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

TDA7490L Datasheet(HTML) 4 Page - STMicroelectronics

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TDA7490L
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Figure 5. Pin Connection
Table 4. Pin Description
Pin N°
Name
Function
1-VCC sign/sub
Negative signal/substrate supply
2-VCCpow1
Negative power supply CH1
3
out 1
PWM output of CH1
4+VCCpow1
Positive power supply CH1
5
BOOT1
Bootstrap CH1
6
STBY-MUTE
Control State Pin
7
FEED1
Feedback pin 1 CH1
8
OSC
Master Oscillator Setting Freequency Pin (or external sync.)
9
FEED2
Feedback pin2 CH1
10
IN1
Input CH1
11
T1
Triangular waveform CH1
12
+5V
+5V regulator (only for internal purposes)
13
GND
Signal ground
14
CURREF
Setting current resistor
15
T2
Triangular waveform CH2
16
-5V
-5V regulator (only for internal purposes)
17
FEED3
Feedback pin1 CH2
18
IN2
Input CH2
19
FEED4
Feedback pin2 CH2
20
NC
Not connected
21
BOOT2
Bootstrap CH2
22
+VCCpow2
Positive power supply CH2
23
OUT2
PWM output of CH2
24
-VCCpow2
Negative power supply CH2
25
Vreg
10V regulator
D97AU816B
1
25


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