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TDA7492PE

Electrical specifications

24

3.3

Electrical specifications

Unless otherwise stated, the values in the table below are specified for the conditions:

Table 5. Electrical specifications

Symbol

Parameter

Condition

Min.

Typ.

Max.

Unit

Supply voltage for pins PVCCA,

PVCCB, SVCC

9

26

V

Total quiescent current

No LC filter, no load

-

40

mA

Quiescent current in standby

-

-

1

µA

Output offset voltage

Vi = 0, no load

-20

-

20

mV

Overcurrent protection threshold to

switch off the device

9

10

13

A

Junction temperature at thermal

shutdown

-

140

150

160

°C

Input resistance

Differential input

60

-

k

Ω

Power transistor on resistance

High side

-

0.2

-

Ω

Low side

-

0.2

-

Closed-loop gain

GAIN < 0.25*VDD

20.8

dB

0.25*VDD < GAIN < 0.5*VDD

26.8

0.5*VDD < GAIN < 0.75*VDD

30

GAIN > 0.75*VDD

32.8

∆G

V

Gain matching

-

-

±1

dB

Crosstalk

70

-

dB

SVRR

Supply voltage rejection ratio

fr = 100 Hz, Vr = 0.5 Vpp,

-

60

-

dB

Rise and fall times

-

-

40

-

ns

Switching frequency

Internal oscillator

500

kHz

Output switching frequency range

With internal oscillator by changing

450

-

550

kHz

Digital input high (H)

-

2.0

-

-

V

Digital input low (L)

-

-

0.8

Function

mode

Standby & mute & play

STBY < 0.5 V, MUTE = X

Standby

STBY > 2.5 V; MUTE <0.8V

Mute

STBY > 2.5 V, MUTE > 2.5V

Play

Mute attenuation

60

80

-

dB

1.