TDA8922TH View Datasheet(PDF) - Philips Electronics

Part Name

Description

Manufacturer

TDA8922TH

2×25 W class-D power amplifier

Philips Electronics 

Philips Semiconductors

2 × 25 W class-D power amplifier

Objective specification

TDA8922

handbook, full pagewidth

STBY

MUTE

MBL467

ON

0

0.8

2.2

3.0

4.2

5.5

VMODE (V)

Fig.7 Behaviour of mode selection pin MODE.

13 SWITCHING CHARACTERISTICS

VDD = ±25 V; Tamb = 25 °C; measured in Fig.10; unless otherwise specified.

SYMBOL

PARAMETER

CONDITIONS

MIN.

TYP.

MAX.

Internal oscillator

fosc

typical internal oscillator ROSC = 30.0 kΩ

290

317

344

frequency

fosc(int)

internal oscillator

frequency range

note 1

210

−

600

External oscillator or frequency tracking

VOSC

VOSC(trip)

ftrack

VP(OSC)(ext)

voltage on pin OSC

trip level for tracking on

pin OSC

frequency range for

tracking

minimum symmetrical

supply voltage for external

oscillator application

SGND + 4.5 SGND + 5 SGND + 6

−

SGND + 2.5 −

210

−

600

15

−

−

Note

1. Frequency set with ROSC according to the formula in Section 8.2.

UNIT

kHz

kHz

V

V

kHz

V

2003 Mar 20

13

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