TDA7580 datasheet(7/39 Pages) STMICROELECTRONICS

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TDA7580

Block diagram and electrical specifications

7/39

Block diagram and electrical specifications

Figure 1.

Block diagram

Warning:

Operation at or beyond these limits may result in permanent

damage to the device. Normal operation is not guaranteed at

these extremes.

Table 2.

Absolute maximum ratings

Symbol

Parameter

Value

Unit

VDD

VDD3

Power supplies (1)

VDD3 refers to all of the nominal 3.3V power supplies (VDDH, VOSC, VDDSD). VDD refers to all of the nominal

1.8V power supplies (VDD, VMTR).

Nom. 1.8V

Nom. 3.3V

-0.5 to 2.5

-0.5 to 4.0

Analog input or output voltage belonging to 3.3V IO ring

(VDDSD, VDDOSC)

-0.5 to 4.0

Digital input or output voltage, 5V tolerant

Normal(2)

Failsafe(3)

During Normal Mode operation VDD3 is always available as specified.

During Fail-safe Mode operation VDD3 may be not available.

-0.5 to 6.50

-0.5 to 3.80

All remaining digital input or output voltage

Nom. 1.8V

Nom. 3.3V

-0.5 to (VDD+0.5)

-0.5 to (VDD3+0.5)

Operating junction temperature range

-40 to 125

°C

Tstg

Storage temperature

-55 to 150

°C

A/D

SAI1

SAI0

SRC

I2C/SPI

DAC

CGU

Oscillator

I2C/SPI

HS3I

RDS

IF digital

Signal processor

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