參數(shù)資料
型號: TDA8920TH/N1,118
廠商: NXP SEMICONDUCTORS
元件分類: 音頻/視頻放大
英文描述: 80 W, 2 CHANNEL, AUDIO AMPLIFIER, PDSO24
封裝: PLASTIC, SOT-566-3, HSOP-24
文件頁數(shù): 5/36頁
文件大小: 733K
代理商: TDA8920TH/N1,118
2002 Sep 25
13
Philips Semiconductors
Product specication
2
× 80 W class-D power amplier
TDA8920
handbook, full pagewidth
STBY
MUTE
ON
5.5
MBL467
VMODE (V)
4.2
3.0
2.2
0.8
0
Fig.6 Mode select pin behaviour.
13 SWITCHING CHARACTERISTICS
VDD = ±25 V; Tamb =25 °C; measured in Fig.9; unless otherwise specied.
Note
1. Frequency set with ROSC, according to formula in Chapter 8.
SYMBOL
PARAMETER
CONDITIONS
MIN.
TYP.
MAX.
UNIT
Switching frequency
fosc
typical internal oscillator
frequency
ROSC = 30.0 k;
see Section 16.11
290
317
344
kHz
fosc(int)
internal oscillator frequency
range
note 1
210
600
kHz
VOSC
voltage at OSC pin
external oscillator or
frequency tracking
SGND + 4.5 SGND + 5
SGND + 6 V
VOSC(trip)
trip level at OSC pin for
tracking
external oscillator or
frequency tracking
SGND + 2.5
V
ftrack
frequency range for tracking external oscillator or
frequency tracking
210
600
kHz
VP(OSC)(ext)
minimum symmetrical
supply voltage for external
oscillator application
external oscillator
15
V
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