TDA7720B datasheet(9/42 Pages) STMICROELECTRONICS

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TDA7720B

Electrical specifications

3.1

Thermal data

3.1.1

Absolute maximum ratings

3.2

Electrical characteristics

Vs =11.5 V; Tamb = 25C; RL = 10 k; all gains = 0 dB; f = 1 kHz; Output gain = 5 dB;

Input = SE1; unless otherwise specified

Table 3. Thermal data

Symbol

Description

Value

Unit

Rth-jamb

Thermal resistance junction-to-ambient

114

C/W

Table 4. Absolute maximum ratings

Symbol

Parameter

Value

Unit

Operating supply voltage

Vin_max

Maximum voltage for signal input pins

Tamb

Operating ambient temperature

-40 to 85

C

Tstg

Storage temperature range

-55 to 150

C

VESD

ESD withstand voltage:

Human body model

Charged device model

 ±2000

 ±250

Table 5. Electrical characteristics

Symbol

Parameter

Test condition

Min.

Typ.

Max.

Unit

Supply

Supply voltage

7.5

11.5

12.5

Supply current

Input selector

Rin

Input resistance

All single ended inputs

100

130



VCL

Clipping level

Input gain = 0 dB, THD = 1 %

VRMS

SIN

Input separation

100

Differential stereo inputs

Rin

Input resistance

Differential

100

130



CMRR

Common mode rejection

Ratio for main source

VCM=1 VRMS @ 1 kHz

VCM=1 VRMS @ 10 kHz

(1)

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