TDA7498MV(2011) データシートの表示（PDF） - STMicroelectronics

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TDA7498MV
(Rev.:2011)

100-watt mono BTL class-D audio amplifier

STMicroelectronics 

Electrical specifications

TDA7498MV

Table 6. Electrical specifications (continued)

Symbol

Parameter

Condition

Min Typ Max Unit

fSWR

Output switching frequency

range

With internal oscillator (1) 250 -

With external oscillator (2) 250 -

400

kHz

400

VinH

Digital input high (H)

-

VinL

Digital input low (L)

Pin STBY voltage high (H)

VSTBY

-

Pin STBY voltage low (L)

2.3 -

-

-

2.9 -

-

-

-

V

0.8

-

V

0.5

Pin MUTE voltage high (H)

VMUTE Pin MUTE voltage low (L)

-

2.5 -

-

-

-

V

0.8

AMUTE Mute attenuation

VMUTE < 0.8 V

-

70 -

dB

1. fSW = 106 / ((16 * ROSC + 182) * 4) kHz, fSYNCLK = 2 * fSW with R3 = 39 kΩ (see Figure 18.).

2. fSW = fSYNCLK / 2 with the external oscillator.

10/27

Doc ID 16505 Rev 3

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