TDA7503 datasheet(7/26 Pages) STMICROELECTRONICS

7 / 26 page

Name

Type

Reset

Status (1)

Function

MISO

I/O

Microcontroller SPI Master Input Slave Output Serial Data . Serial Data

Input for SPI style serial port when in SPI Master Mode and Serial Data

Output when in SPI Slave Mode.

SS/GPIOS

I/O

Microcontroller SPI Slave Select . Slave Select Input for SPI type serial

port. This pin can be used as a GPIO when the SPI is disabled or in

master mode.

PVCC

–

PLL Clock Power Supply . Vdd Pin for PLL Clock Oscillator.

XTO

High

Crystal Oscillator Output. Crystal Oscillator output drive.

XTI

–

Crystal Oscillator Input. External Clock Input or crystal connection.

FILT

High

PLL Loop Filter Capacitor Output. Capacitor connected between FILT

and XGND establishes primary PLL.

PGND

–

PLL Clock Ground Input. Ground connection for oscillator circuit.

VDDI3_CORE1

PWR

–

3.3V core supply.

VDDI3_CORE2

PWR

–

3.3V core supply.

VDDI3_CORE3

PWR

–

3.3V core supply.

VDDI3_CORE4

PWR

–

3.3V core supply.

VSSI3_CORE1

GND

–

Core ground.

VSSI3_CORE2

GND

–

Core ground.

VSSI3_CORE3

GND

–

Core ground.

VSSI3_CORE4

GND

–

Core ground.

VDDE5_SA1

PWR

–

5V supply for SAI pads.

VSSE5_SA1

GND

–

Ground for SAI pads.

VDDE5_CI1

PWR

–

5V supply for Control Interface Pads.

VSSE5_CI1

GND

–

Ground for Control Interface Pads.

VDDE5_MI1

PWR

–

5V supply for Micro Memory Interface Pads.

VDDE5_MI2

PWR

–

5V supply for Micro Memory Interface Pads.

VSSE5_MI1

GND

–

Ground for Micro Memory Interface Pads.

VSSE5_MI2

GND

–

Ground for Micro Memory Interface Pads.

VDDE5_DR1

PWR

–

5V supply for DSP EMI Interface Pads.

VDDE5_DR2

PWR

–

5V supply for DSP EMI Interface Pads.

VSSE5_DR1

GND

–

Ground for DSP EMI Interface Pads.

VSSE5_DR2

GND

–

Ground for DSP EMI Interface Pads.

PIN DESCRIPTION (continued)

TDA7503

7/26

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