TDA7490L データシートの表示（PDF） - STMicroelectronics

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TDA7490L

20W + 20W STEREO CLASS-D AMPLIFIER 40W MONO IN BTL

STMicroelectronics 

TDA7490L

Figure 5. Pin Connection

1

25

) D97AU816B

uct(s Table 4. Pin Description

rod Pin N°

1

P 2

te 3

le 4

so 5

b 6

O 7

) - 8

t(s 9

10

uc 11

d 12

ro 13

P 14

te 15

le 16

o 17

bs18

O 19

Name

-VCC sign/sub

-VCCpow1

out 1

+VCCpow1

BOOT1

STBY-MUTE

FEED1

OSC

FEED2

IN1

T1

+5V

GND

CURREF

T2

-5V

FEED3

IN2

FEED4

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

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

4/11

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