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TDA7498L Datasheet(PDF) 10 Page - STMicroelectronics

Part # TDA7498L
Description  80 watt 80 watt dual BTL class-D audio amplifier
PDF  27 Pages
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Manufacturer  STMICROELECTRONICS [STMicroelectronics]
Direct Link  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

TDA7498L Datasheet(HTML) 10 Page - STMicroelectronics

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Electrical specifications
TDA7498L
10/27
Doc ID 16504 Rev 3
fSW
Switching frequency
Internal oscillator
290
310
330
kHz
fSWR
Output switching frequency
Range
With internal oscillator (1)
250
-
400
kHz
With external oscillator (2) 250
-
400
VinH
Digital input high (H)
-
2.3
-
-
V
VinL
Digital input low (L)
-
-
0.8
VSTBY
Pin STBY voltage high (H)
-
2.7
-
-
V
Pin STBY voltage low (L)
-
-
0.5
VMUTE
Pin MUTE voltage high (H)
-
2.5
-
-
V
Pin MUTE voltage low (L)
-
-
0.8
AMUTE
Mute attenuation
VMUTE < 0.8 V
-
70
-
dB
1.
fSW = 10
6 / ((16 * R
OSC + 182) * 4) kHz, fSYNCLK = 2 * fSW with R3 = 39 kΩ (see Figure 20.).
2.
fSW = fSYNCLK / 2 with the external oscillator.
Table 6.
Electrical specifications (continued)
Symbol
Parameter
Condition
Min
Typ
Max
Unit



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