TDA8552TS 查看數據表（PDF） - Philips Electronics

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TDA8552TS

2 × 1.4 W BTL audio amplifiers with digital volume control and headphone sensing

Philips Electronics 

Philips Semiconductors

2 × 1.4 W BTL audio amplifiers with digital

volume control and headphone sensing

TEST AND APPLICATION INFORMATION

Preliminary specification

TDA8552T; TDA8552TS

handbook, full pagewidth

C1 IN1 17

330 nF

VIN1

VOLUME

20 CONTROL

kΩ

0.5VDD

VDD

up

volume

R5

UP/DOWN1 6

control

2.2 kΩ

down

C7

100

nF

C3 SVR 16

220 µF

C2 IN2 15

330 nF

VIN2

UP/DOWN

COUNTER

up

down

INTERFACE

VOLUME

20 CONTROL

kΩ

0.5VDD

VDD

volume

control

up

down

R6

2.2 kΩ

UP/DOWN2 7

C8

100 nF

UP/DOWN

COUNTER

up

down

INTERFACE

VDD

mute

standby

MODE 5

operating HPS 4

STANDBY/MUTE

AND OPERATING

VDD1, 2

3, 8

VDD3, 4

13, 18

100

C3 nF C4

VDD = 5 V

220 µF

MASTER

20 dB

VDD 30 dB

3.4 kΩ

1.6 kΩ

15 kΩ

20 kΩ

20 kΩ

15 kΩ

0.5VDD

0.5VDD

SLAVE

0.5VDD

15 kΩ

TDA8552T

MASTER

20 dB

VDD 30 dB

3.4 kΩ

1.6 kΩ

15 kΩ

0.5VDD

0.5VDD

0.5VDD

15 kΩ

15 kΩ

20 kΩ

20 kΩ

SLAVE

12 OUT1+ C5

220 µF

8Ω

R1

1 kΩ

19 OUT1−

2 OUT2+ C6

220 µF

8Ω

headphone jack

tip

ring

sleeve

R4

1 kΩ

9 OUT2−

GAIN

SELECTION

14

GAINSEL

VDD

1, 10, 11, 20

GND1 to GND4

R3

100 kΩ

VDD

R2

820 kΩ

ground

MGM609

1998 Jun 02

Fig.4 Test and application diagram.

14

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