TDA7718B datasheet(9/40 Pages) STMICROELECTRONICS

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TDA7718B

Electrical specifications

3.1

Thermal data

3.2

Absolute maximum ratings

3.3

Electrical characteristics

VS = 8.5 V; Tamb= 25 °C; RL= 10 k; all gains = 0 dB; f = 1 kHz; unless otherwise specified

Table 3. Thermal data

Symbol

Description

Value

Unit

Rth-j amb

Thermal resistance junction-to-ambient

114

°C/W

Table 4. Absolute maximum ratings

Symbol

Parameter

Value

Unit

Operating supply voltage

10.5

Vin_max

Maximum voltage for signal input pins

Tamb

Operating ambient temperature

-40 to 85

°C

Tstg

Storage temperature range

-55 to 150

°C

Table 5. Electrical characteristics

Symbol

Parameter

Test condition

Min.

Typ.

Max.

Unit

Supply

Supply voltage

7.5

8.5

Supply current

Input selector

Rin

Input resistance

All single ended inputs

100

130



VCL

Clipping level

Input gain = 0 dB

VRMS

SIN

Input separation

Differential stereo inputs

Rin

Input resistance

Differential

100



CMRR

Common mode rejection ratio for

main source

VCM = 1 VRMS @ 1 kHz

VCM = 1 VRMS @ 10 kHz

eNo

Output noise @ speaker outputs

20 Hz - 20 kHz, A-weighted;

all stages 0 dB

-12

µV

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