Ordering information, Block diagram, Ordering information 5. block diagram – NXP Semiconductors SA58670A User Manual

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SA58670A_2

© NXP B.V. 2008. All rights reserved.

Product data sheet

Rev. 02 — 23 October 2008

2 of 24

NXP Semiconductors

SA58670A

2.1 W/channel stereo class-D audio amplifier

■

Educational toy

4.

Ordering information

5.

Block diagram

Table 1.

Ordering information

Type number

Package

Name

Description

Version

SA58670ABS

HVQFN20

plastic thermal enhanced very thin quad flat package;
no leads; 20 terminals; body 4

Ч

4

Ч

0.85 mm

SOT917-1

Refer to

Table 6

for gain selection.

Fig 1.

Block diagram

002aad663

SA58670A

SDR

16

17

INRP

INRN

GAIN

ADJUST

6, 10

n.c.

right input

PWM

H-

BRIDGE

14

11

OUTRP

3, 13 PVDD

OUTRN

V

DD

9 AVDD

V

DD

4, 12

PGND

18

AGND

INTERNAL

OSCILLATOR

20

19

INLP

INLN

GAIN

ADJUST

left input

PWM

H-

BRIDGE

OUTLP

OUTLN

2

5

G0

G1

15

1
8

7

300 k

Ω

SDL

300 k

Ω

BIAS

CIRCUITRY

GND

SHORT-CIRCUIT

PROTECTION

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