tda7498l STMicroelectronics, tda7498l Datasheet - Page 10

• Manufacturer Part Number: tda7498l
• Description: 80 W + 80 W Dual Btl Class-d Audio Amplifier
• Manufacturer: STMicroelectronics

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