TDA7505 datasheet(9/38 Pages) STMICROELECTRONICS

9 / 38 page

TDA7505

Pin description

9/38

N°

Name

Type

Reset

State

After boot with

I/O

Function

SPI

I2C *

EMI

RDSCS

DSP0 GPIO2

I/O

ZZZ

Input 5VT

Output 2mA OD

Input 5VT

Output 2mA PP

RDS SPI CS chip select in

RDS bit data

GPIO input

GPIO output

INT

RDSINT

DSP0 GPIO3

I/O

ZZZ

Input 5VT

Output 2mA OD

Output 2mA PP

Input 5VT

Output 2mA PP

DSP0 external interrupt (IRQA)

RDS bit clock

RDS Interrupt Output

GPIO input

GPIO output

N°

Name

Type

Voltage

Function

16 VDD3V3_1

3.3V

Digital supply dedicated to I/O structures

17 GND3V3_1

Digital ground dedicated to I/O structures

SCKM input

SCKM output

SCL bi-direct

DSP0 GPIO4

I/O

0/1

Input 5VT

Output 2mA PP

In 5VT/Out 2mA OD

Input 5VT

Output 2mA PP

Master/RDS SPI clock (slave m.)

Master SPI clock (master mode)

I2C clock

GPIO input

GPIO output

N°

Name

Type

Reset

state

After boot with

I/O

Function

SPI

I2C *

EMI

MISOM output

MISOM input

ADDR select

DSP0 GPIO5

I/O

0/1

Output 2mA PP/OD

Input 5VT

Output 2mA PP

Master/RDS SPI SO (slave m.)

Master SPI MI (master mode)

I2C Address select line

GPIO input

GPIO output

MOSIM input

MOSIM output

SDA bi-direct

DSP0 GPIO6

I/O

0/1

Input 5VT

Output 2mA PP

In 5VT/Out 2mA OD

Input 5VT

Output 2mA PP

Master/RDS SPI SI (slave m.)

Master SPI MO (master mode)

I2C data

GPIO input

GPIO output

SSM input

DSP0 GPIO7

I/O

Input 5VT

Output 2mA PP

Master SPI SS slave select

GPIO input

GPIO output

DSRA<0>

I/O

In/Out 2mA PP

EMI SRAM Data 0

EMI DRAM Data 0

DSRA<1>

I/O

In/Out 2mA PP

EMI SRAM Data 1

EMI DRAM Data 1

DSRA<2>

I/O

In/Out 2mA PP

EMI SRAM Data 2

EMI DRAM Data 2

Table 2.

Pin description (continued)

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