STA321TR View Datasheet(PDF) - STMicroelectronics

Part Name

Description

Manufacturer

STA321TR

4-channel digital audio system with FFX™ driver

STMicroelectronics 

STA321

3

Electrical specifications

Electrical specifications

3.1

Note:

Absolute maximum ratings

Table 4. Absolute maximum ratings

Pin name/Symbol

Parameter

VDD_REG1,

VDD_REG2

Digital supply voltage

VDDIO1, VDDIO2 Digital IO supply voltage

PVDD

PLL analog supply voltage

AVDD

ADC analog supply voltage

VCC1, VCC2, VCC3 CMOS bridge supply voltage

VCC33

CMOS bridge level shifter power supply

TSTG

TOP

Storage temperature

Operating junction temperature

All grounds must always be within 0.3 V of each other.

Negative Positive Unit

-0.3

4.0

V

-0.3

4.0

V

-0.3

4.0

V

-0.3

4.0

V

-0.3

4.0

V

-0.3

4.0

V

-40

150

°C

-20

125

°C

3.2

Recommended operating conditions

Table 5. Recommended operating conditions

Symbol

Parameter

VVDD_REG1,

VVDD_REG2

VPVDD

VAVDD

VVCC1, VVCC2,

VVCC3

VVCC33

VVDDIO1, VVDDIO2

VIH

VIL

Tamb

Digital supply voltage

PLL analog supply voltage

ADC analog supply voltage

CMOS bridge supply voltage

CMOS bridge level shifter power supply.

Ensure that VVCC33 <= VVCCx always

3.3-V IO supply

High input voltage, 1.8-V pads

High input voltage, 3.3-V pads

Low input voltage, 1.8-V pads

Low input voltage, 3.3-V pads

Ambient temperature

Min Typ Max Unit

2.5 3.3 3.6 V

2.5 3.3 3.6 V

1.8 3.3 3.6 V

1.55 -

3.3 V

1.55 -

3.3 V

2.7 3.3 3.6 V

1.3 -

-

V

2.0 -

-

-

-

0.6

V

-

-

0.8

0

-

70

°C

Doc ID 15351 Rev 3

13/157

Share Link: