TDA8924 Просмотр технического описания (PDF) - Philips Electronics

Номер в каталоге

Компоненты Описание

производитель

TDA8924

2×120 W class-D power amplifier

Philips Electronics 

Philips Semiconductors

2 × 120 W class-D power amplifier

Objective specification

TDA8924

7 PINNING

SYMBOL

VSSA2

SGND2

VDDA2

IN2−

IN2+

MODE

OSC

IN1+

IN1−

VDDA1

SGND1

VSSA1

PROT

VDDP1

BOOT1

OUT1

VSSP1

STABI

HW

VSSP2

OUT2

BOOT2

VDDP2

VSSD

PIN

DESCRIPTION

1 negative analog supply voltage for

channel 2

2 signal ground channel 2

3 positive analog supply voltage for

channel 2

4 negative audio input for channel 2

5 positive audio input for channel 2

6 mode select input

(standby/mute/operating)

7 oscillator frequency adjustment or

tracking input

8 positive audio input for channel 1

9 negative audio input for channel 1

10 positive analog supply voltage for

channel 1

11 signal ground for channel 1

12 negative analog supply voltage for

channel 1

13 time constant capacitor for

protection delay

14 positive power supply for

channel 1

15 bootstrap capacitor for channel 1

16 PWM output from channel 1

17 negative power supply voltage for

channel 1

18 decoupling internal stabilizer for

logic supply

19 handle wafer; must be connected

to pin 24

20 negative power supply voltage for

channel 2

21 PWM output from channel 2

22 bootstrap capacitor for channel 2

23 positive power supply voltage for

channel 2

24 negative digital supply voltage

handbook, halfpage

VSSD 24

VDDP2 23

BOOT2 22

OUT2 21

1 VSSA2

2 SGND2

3 VDDA2

4 IN2−

VSSP2 20

5 IN2+

HW 19

6 MODE

TDA8924TH

STABI 18

7 OSC

VSSP1 17

OUT1 16

8 IN1+

9 IN1−

BOOT1 15

VDDP1 14

PROT 13

10 VDDA1

11 SGND1

12 VSSA1

MDB568

Pin 19 should be connected to pin 24 in the application.

Fig.2 Pin configuration.

2003 Jul 28

5

Share Link: