TDA7808 datasheet(12/39 Pages) STMICROELECTRONICS

12 / 39 page

Electrical specification

TDA7808

12/39

DS12230 Rev 4

DR(2)

Dynamic range

A-wtd values, GV1 gain

115

Eout1

Output noise voltage

GV = GV1

GV = GV4

A-wtd values

μV

Eout2

Output noise voltage

GV = GV1

GV = GV4

ITU-R 468

μV

SNR(2)

Signal to noise ratio

A-wtd values, GV1 gain

115

Gv

Channel Gain Mismatch

-0.5

0.5

SSR

Supply slew rate

V/μs

PSRR

Power supply rejection ratio

f = 1 kHz;

Vr = 1 Vpk;

VOITU|

ITU Pop filter output voltage

(standard bridge mode)

Eco mode to mute transition and

vice versa

Mute to Play and Play to Mute

transition(3)

-0-

Clipping detector

CDLK

Clip det high leakage current CD off, V = 3.3 V

A

CDSAT

Clip det sat. voltage

CD on; ICD = 1 mA

CD1THD

Clip det THD threshold 1

CD2THD

Clip det THD threshold 2

CD3THD

Clip det THD threshold 3

I2C bus interface

fSCL

Clock frequency

400

kHz

VIL

Input low voltage

0.8

VIH

Input high voltage

1.3

Volmax

Maximum I2C data pin low

voltage when current Isink is

sinked

Isink = 2 mA

0.27

Isink = 8 mA

0.7

Ilimax

Maximum input leakage

current

V = 3.6 V

μA

STBY pin

VILSTBY

Input low voltage

1.2

VIHSTBY

Input high voltage

2.4

IILSTBY

Logic ‘0’ output current

VIN = 0.45 V-

μA

IIHSTBY

Logic ‘1’ input current

VIN = 2.3 V, IB0 D4 = 0

μA

Table 6. Electrical characteristics (continued)

Symbol

Parameter

Test condition

Min.

Typ.

Max.

Unit

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