STA321TR View Datasheet(PDF) - STMicroelectronics

Part Name

Description

Manufacturer

STA321TR

4-channel digital audio system with FFX™ driver

STMicroelectronics 

Electrical specifications

STA321

3.3

Electrical characteristics

Unless otherwise specified, the results in Table 6 below are given for the operating

conditions VCC = 3.3 V, RL = 32 Ω, fMCLK = 12.288 MHz, Tamb = 25 °C and with the PLL set

to default conditions.

Table 6. Electrical specifications

Symbol

Parameter

Test conditions

Min Typ Max Unit

General

VOH

VOL

Vhys

RUP

RDN

ISTBYIO

IDDIO

ISTBYL0

ISTBYL1

IDDL1

ISTBYPD

High output voltage, 1.8-V pads

-

1.4 -

High output voltage, 3.3-V pads

-

VVDDIO

- 0.15

-

Low output voltage, 1.8-V pads

Low output voltage, 3.3-V pads

Schmitt trigger hysteresis, 3.3-V IO

IOL = 2 mA

IOL = 2 mA

-

-

-

-

-

-

0.4

Pull-up resistance

-

-

50

Pull-down resistance

-

-

50

Standby current, pins VDDIO1,2

Pin STBY = 3.3 V

CLKOUT disabled

-

450

Operating current, pins VDDIO1,2 -

-

3

Standby current, pins VDD_REG1,2

Deep power-down,

VVDD_REG1,2 = 3.3 V

-

450

Standby current, pins VDD_REG1,2

Mild power-down,

VVDD_REG1,2 = 3.3 V

-

2

Operating current,

pins VDD_REG1,2

fMCLK = 12.288 MHz, Play

from SAI to CMOS bridge

and EAPWM, fADC = 48 kHz -

45

on SAI_out, VAVDD = 3.3 V,

VVDD_REG1,2 = 3.3 V

Pre-drive supply current in standby,

pin VCC33

-

-

4.7

-

V

-

0.15

V

0.15

-

V

-

kΩ

-

kΩ

-

µA

-

mA

-

µA

-

mA

-

mA

-

µA

14/157

Doc ID 15351 Rev 3

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