TDA7490 Datasheet, PDF (3/10 Pages) STMicroelectronics – 25W + 25W STEREO CLASS-D AMPLIFIER 50W MONO IN BTL

Figure 4. Pin Connection
TDA7490
1
25
D97AU816B
Table 4. Pin Description
Pin N°
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
Name
-V_{CC sign/sub}
-V_CCpow1
out 1
+V_CCpow1
BOOT1
STBY-MUTE
FEED1
OSC
FEED2
IN1
T1
+5V
GND
CURREF
T2
-5V
FEED3
IN2
FEED4
NC
BOOT2
+V_CCpow2
OUT2
-V_CCpow2
V_reg
Function
Negative signal/substrate supply
Negative power supply CH1
PWM output of CH1
Positive power supply CH1
Bootstrap CH1
Control State Pin
Feedback pin 1 CH1
Master Oscillator Setting Freequency Pin (or external sync.)
Feedback pin2 CH1
Input CH1
Triangular waveform CH1
+5V regulator (only for internal purposes)
Signal ground
Setting current resistor
Triangular waveform CH2
-5V regulator (only for internal purposes)
Feedback pin1 CH2
Input CH2
Feedback pin2 CH2
Not connected
Bootstrap CH2
Positive power supply CH2
PWM output of CH2
Negative power supply CH2
10V regulator
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