TDA8922 PHILIPS [NXP Semiconductors], TDA8922 Datasheet - Page 13

• Manufacturer Part Number: TDA8922
• Description: 2 x 25 W class-D power amplifier
• Manufacturer: PHILIPS [NXP Semiconductors]

Philips Semiconductors
13 SWITCHING CHARACTERISTICS
V
Note
1. Frequency set with R
2003 Mar 20
handbook, full pagewidth
Internal oscillator
f
f
External oscillator or frequency tracking
V
V
f
V
osc
osc(int)
track
DD
SYMBOL
OSC
OSC(trip)
P(OSC)(ext)
2
= 25 V; T
25 W class-D power amplifier
typical internal oscillator
frequency
internal oscillator
frequency range
voltage on pin OSC
trip level for tracking on
pin OSC
frequency range for
tracking
minimum symmetrical
supply voltage for external
oscillator application
amb
= 25 C; measured in Fig.10; unless otherwise specified.
PARAMETER
OSC
0
according to the formula in Section 8.2.
STBY
0.8
Fig.7 Behaviour of mode selection pin MODE.
R
note 1
OSC
CONDITIONS
= 30.0 k
2.2
MUTE
13
3.0
290
210
SGND + 4.5
210
15
MIN.
4.2
V MODE (V)
ON
MBL467
317
SGND + 5
SGND + 2.5
5.5
TYP.
Objective specification
344
600
SGND + 6
600
MAX.
TDA8922
kHz
kHz
V
V
kHz
V
UNIT