TDA7505 datasheet(11/38 Pages) STMICROELECTRONICS

11 / 38 page

TDA7505

Pin description

11/38

N°

Name

Type

Reset

state

After boot with

I/O

Function

SPI

I2C *

EMI

SRA<11>

0/1

Output 2mA PP

EMI SRAM Address 11

EMI DRAM Address 11

SRA<12>

0/1

Output 2mA PP

EMI SRAM Address 12

EMI DRAM Address 12

N°

Name

Type

Voltage

Function

45 VDD1V8_2

1.8V

Digital Supply dedicated to internal logic

GND1V8_2 &

GND3V3_3

S0V

Digital Ground dedicated to internal logic and I/O

structures

47 VDD3V3_3

3.3V

Digital Supply dedicated to I/O structures

N°

Name

Type

Reset

state

After boot with

I/O

Function

SPI

I2C *

EMI

48 DRD

Output 2mA PP

EMI data read strobe

49 DWR

Output 2mA PP

EMI data write strobe

CAS

SRA<13>

0/1

Output 2mA PP

EMI DRAM CAS

EMI SRAM Address 13

51 SRA<14>

0/1

Output 2mA PP

EMI SRAM Address 14

SRA<15>

DSP0 GPIO8

I/O

0/1

Output 2mA PP

Input 5VT

Output 2mA PP

EMI SRAM Address 15

GPIO input

GPIO output

INOUTA

SRA<16>

DSP1 GPIO0

I/O

0/1

In 5VT/Out 2mA PP

Output 2mA PP

Input 5VT

Output 2mA PP

Multi function I/O

EMI SRAM Address 16

GPIO input

GPIO output

INOUTB

SRA<17>

DSP1 GPIO1

I/O

0/1

In 5VT/Out 2mA PP

Output 2mA PP

Input 5VT

Output 2mA PP

Multi function I/O

EMI SRAM Address 17

GPIO input

GPIO output

INOUTC

SRA<18>

DSP1 GPIO2

I/O

0/1

In 5VT/Out 2mA PP

Output 2mA PP

Input 5VT

Output 2mA PP

Multi function I/O

EMI SRAM Address 18

GPIO input

GPIO output

N°

Name

Type

Reset

state

After boot with

I/O

Function

SPI

I2C *

EMI

INOUTD

SRA<19>

DSP1 GPIO3

I/O

0/1

In 5VT/Out 2mA PP

Output 2mA PP

Input 5VT

Output 2mA PP

Multi function I/O

EMI SRAM Address 19

GPIO input

GPIO output

Table 2.

Pin description (continued)

TDA7505 데이터시트(PDF) 11 Page - STMicroelectronics

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