TDA7550R_01 データシートの表示（PDF） - STMicroelectronics

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TDA7550R_01

DIGITAL SIGNAL PROCESSING IC FOR SPEECH AND AUDIO APPLICATIONS

STMicroelectronics 

TDA7550R

PIN FUNCTIONS

N.

Name

1

EMI_AD5

2

EMI_AD6

3

VDD

4

GND

5

EMI_AD7

6

EMI_A8

7

EMI_A9

8

EMI_A10

9

EMI_A11

10 EMI_A12

11 EMI_A13

12 EMI_A14

13 EMI_A15

14

VDD

15

GND

16 EMI_A16

17 EMI_A17

18 EMI_A18

19 EMI_A19

20 EMI_A20

21 EMI_A21

22

DWRN

23

TEST1

24

TEST2

25

MISO

26

MOSI

27

VDD

28

GND

29

TEST3

30

SDI

31

SCK

32

LRCK

Type

I/O

I/O

I

I

I/O

O

O

O

O

O

O

O

O

I

I

O

O

O

O

O

O

O

I

I

I/O

I/O

I

I

I

I

I/O

I/O

Description

EMI Multiplexed Address/Data Line 5. these pin acts as the EMI multiplexed

address and data line 5. In DRAM mode acts as Address 1.

EMI Multiplexed Address/Data Line 6. these pin acts as the EMI multiplexed

address and data line 6. In DRAM mode acts as Address 2.

Digital power supply

Ground

EMI Multiplexed Address/Data Line 7. these pin acts as the EMI multiplexed

address and data line 7. In DRAM mode acts as Address 3.

EMI Address Line 8. these pin acts as the EMI address line 8. The interface is

designed to address up to 4 Mbytes of External Flash, EPROM or SRAM. In

DRAM mode acts as Address 4.

EMI Address Line 9. these pin acts as the EMI address line 9. In DRAM mode

acts as Address 5.

EMI Address Line 10. these pin acts as the EMI address line 10. In DRAM mode

acts as Address 6.

EMI Address Line 11. these pin acts as the EMI address line 11. In DRAM mode

acts as Address 7.

EMI Address Line 12. these pin acts as the EMI address line 12. In DRAM mode

acts as Address 8.

EMI Address Line 13. these pin acts as the EMI address line 13. In DRAM mode

acts as Address 9.

EMI Address Line 14. these pin acts as the EMI address line 14. In DRAM mode

acts as Address 10.

EMI Address Line 15. these pin acts as the EMI address line 15. In DRAM mode

acts as Address 11.

Digital power supply

Ground

EMI Address Line 16. these pin acts as the EMI address line 16. In DRAM mode

acts as Address 12.

EMI Address Line 17. these pin acts as the EMI address line 17.

EMI Address Line 18. these pin acts as the EMI address line 18.

EMI Address Line 19. these pin acts as the EMI address line 19.

EMI Address Line 20. these pin acts as the EMI address line 20.

EMI Address Line 21. these pin acts as the EMI address line 21. In DRAM mode

acts as Row address Strobe.

EMI Write Enable. This pin serves as the write enable for the EMI

Test 1. Used for test: set to LOW for normal operation

Test 2. Used for test: set to HIGH for normal operation

SPI Master Input Slave Output Serial Data. Serial Data Input for SPI type serial

Port when in SPI master Mode and Serial Data Output when in SPI Slave Mode

SPI Master Output Slave Input Serial Data. Serial Data Output for SPI type serial

Port when in SPI master Mode and Serial Data Input when in SPI Slave Mode

Digital Power Supply

Ground

Test 3. Used for test: set to LOW for normal operation

SAI Data Input

SAI Bit Clock

SAI Left/Right Clock

3/10

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