TDA8924 Datasheet, PDF (12/35 Pages) NXP Semiconductors – 2 x 120 W class-D power amplifier

Philips Semiconductors
2 × 120 W class-D power amplifier
Objective specification
TDA8924
handbook, full pagewidth
STBY
MUTE
MBL467
ON
0
0.8
2.2
3.0
4.2
5.5
VMODE (V)
Fig.6 Behaviour of mode selection pin MODE.
13 SWITCHING CHARACTERISTICS
V_DD = ±24 V; T_amb = 25 °C; measured in Fig.9; unless otherwise specified.
SYMBOL
PARAMETER
CONDITIONS
MIN.
TYP.
MAX.
Internal oscillator; note 1
f_osc(typ)
typical oscillator frequency R_OSC = 30.0 kΩ
290
317
344
f_osc
oscillator frequency
210
−
600
External oscillator or frequency tracking
V_OSC
V_OSC(trip)
f_track
V_P(OSC)(ext)
voltage on pin OSC
trip level for tracking at 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 R_OSC, according to the formula in Section 8.2.
UNIT
kHz
kHz
V
V
kHz
V
2003 Jul 28
12