SRI4K-A3T/XXX datasheet, PDF - EEWORLD Datasheet

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SRI4K-A3T/XXX: DescriptionIC,TRANSPONDER,CMOS,DIE; CategoryWireless rf/communication Telecom circuit; File Size481KB，49 Pages; ManufacturerSTMicroelectronics; Websitehttp://www.st.com/; Environmental Compliance

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SRI4K-A3T/XXX Overview

IC,TRANSPONDER,CMOS,DIE

SRI4K-A3T/XXX Parametric

Parameter Name	Attribute value
Is it Rohs certified?	conform to
Maker	STMicroelectronics
Reach Compliance Code	compliant
Maximum operating temperature	85 °C
Minimum operating temperature	-20 °C
Encapsulate equivalent code	DIE OR CHIP
power supply	2.5/3.3 V
Certification status	Not Qualified
Maximum slew rate	0.25 mA
technology	CMOS
Telecom integrated circuit types	TELECOM CIRCUIT
Temperature level	OTHER
Base Number Matches	1

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SRI4K

13.56 MHz short-range contactless memory chip

with 4096-bit EEPROM and anticollision functions

Features

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ISO 14443-2 Type B air interface compliant

ISO 14443-3 Type B frame format compliant

13.56 MHz carrier frequency

847 kHz subcarrier frequency

106 Kbit/second data transfer

8 bit Chip_ID based anticollision system

2 count-down binary counters with automated

antitearing protection

64-bit Unique Identifier

4096-bit EEPROM with Write Protect feature

READ BLOCK and WRITE BLOCK (32 bits)

Internal tuning capacitor

1million ERASE/WRITE cycles

40-year data retention

Self-timed programming cycle

5 ms typical programming time

Packages

– ECOPACK® (RoHS compliant)

Antenna (A4)

Antenna (A3)

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Antenna (A5)

Wafer

April 2007

Rev 3

1/49

www.st.com

1

Contents

SRI4K

Contents

1

2

Description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7

Signal description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8

2.1

AC1, AC0 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8

3

Data transfer . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9

3.1

Input Data Transfer from the Reader to the SRI4K (Request Frame) . . . . . 9

3.1.1

3.1.2

3.1.3

Character Transmission Format for Request Frame . . . . . . . . . . . . . . . . 9

Request start of frame . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10

Request end of frame . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10

3.2

Output data transfer from the SRI4K to the Reader (answer frame) . . . . 11

3.2.1

3.2.2

3.2.3

Character transmission format for answer frame . . . . . . . . . . . . . . . . . . 11

Answer start of frame . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11

Answer end of frame . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12

3.3

3.4

Transmission frame . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12

CRC . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13

4

Memory mapping . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14

4.1

4.2

4.3

4.4

Resettable OTP area . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15

32-bit binary counters . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16

EEPROM Area . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17

System area . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18

4.4.1

4.4.2

OTP_Lock_Reg . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19

Fixed Chip_ID (Option) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19

5

6

SRI4K operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20

SRI4K states . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21

6.1

6.2

6.3

6.4

6.5

POWER-OFF state . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21

READY state . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21

INVENTORY state . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21

SELECTED state . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21

DESELECTED state . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21

2/49

SRI4K

Contents

6.6

DEACTIVATED state . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22

7

Anticollision . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23

7.1

Description of an anticollision sequence . . . . . . . . . . . . . . . . . . . . . . . . . 25

8

SRI4K commands . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 27

8.1

8.2

8.3

8.4

8.5

8.6

8.7

8.8

8.9

8.10

INITIATE() command . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 28

PCALL16() command . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 29

SLOT_MARKER(SN) command . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 30

SELECT(Chip_ID) command . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 31

COMPLETION() command . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 32

RESET_TO_INVENTORY() command . . . . . . . . . . . . . . . . . . . . . . . . . . . 33

READ_BLOCK(Addr) command . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 34

WRITE_BLOCK (Addr, Data) command . . . . . . . . . . . . . . . . . . . . . . . . . 35

GET_UID() command . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 36

Power-On state . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 37

9

10

11

12

Maximum rating . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 38

DC and ac parameters . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 39

Package mechanical . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 41

Part numbering . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 44

Appendix A ISO-14443 Type B CRC calculation . . . . . . . . . . . . . . . . . . . . . . . . . 45

Appendix B SRI4K command summary . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 46

Revision history . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 48

3/49

SRI4K

List of figures

List of figures

Figure 1.

Figure 2.

Figure 3.

Figure 4.

Figure 5.

Figure 6.

Figure 7.

Figure 8.

Figure 9.

Figure 10.

Figure 11.

Figure 12.

Figure 13.

Figure 14.

Figure 15.

Figure 16.

Figure 17.

Figure 18.

Figure 19.

Figure 20.

Figure 21.

Figure 22.

Figure 23.

Figure 24.

Figure 25.

Figure 26.

Figure 27.

Figure 28.

Figure 29.

Figure 30.

Figure 31.

Figure 32.

Figure 33.

Figure 34.

Figure 35.

Figure 36.

Figure 37.

Figure 38.

Figure 39.

Figure 40.

Figure 41.

Figure 42.

Figure 43.

Figure 44.

Figure 45.

Figure 46.

Figure 47.

Figure 48.

Logic diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7

Die floor plan. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8

10% ASK modulation of the received wave . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9

SRI4K request frame character format . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9

Request start of frame . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10

Request end of frame . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10

Wave transmitted using BPSK subcarrier modulation . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11

Answer start of frame . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11

Answer end of frame. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12

Example of a complete transmission frame . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12

CRC transmission rules . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13

Resettable OTP area (addresses 0 to 4) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15

WRITE_BLOCK update in Standard mode (binary format) . . . . . . . . . . . . . . . . . . . . . . . . 15

WRITE_BLOCK update in Reload mode (binary format) . . . . . . . . . . . . . . . . . . . . . . . . . . 16

Binary counter (addresses 5 to 6). . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16

Count down example (binary format) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17

EEPROM (addresses 7 to 127) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18

System area . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18

State transition diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22

SRI4K Chip_ID description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23

Description of a possible anticollision sequence . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24

Example of an anticollision sequence. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 26

INITIATE request format . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 28

INITIATE response format . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 28

INITIATE frame exchange between reader and SRI4K . . . . . . . . . . . . . . . . . . . . . . . . . . . 28

PCALL16 request format . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 29

PCALL16 response format . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 29

PCALL16 frame exchange between reader and SRI4K . . . . . . . . . . . . . . . . . . . . . . . . . . . 29

SLOT_MARKER request format . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 30

SLOT_MARKER response format . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 30

SLOT_MARKER frame exchange between Reader and SRI4K. . . . . . . . . . . . . . . . . . . . . 30

SELECT request format . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 31

SELECT response format . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 31

SELECT frame exchange between Reader and SRI4K . . . . . . . . . . . . . . . . . . . . . . . . . . . 31

COMPLETION request format . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 32

COMPLETION response format . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 32

COMPLETION frame exchange between Reader and SRI4K . . . . . . . . . . . . . . . . . . . . . . 32

RESET_TO_INVENTORY request format . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 33

RESET_TO_INVENTORY Response Format . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 33

RESET_TO_INVENTORY frame exchange between Reader and SRI4K . . . . . . . . . . . . . 33

READ_BLOCK request format . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 34

READ_BLOCK response format. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 34

read_block frame exchange between reader and SRI4K . . . . . . . . . . . . . . . . . . . . . . . . . . 34

WRITE_BLOCK request format . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 35

WRITE_BLOCK response format . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 35

WRITE_BLOCK frame exchange between Reader and SRI4K . . . . . . . . . . . . . . . . . . . . . 36

GET_UID request format . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 36

GET_UID response format . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 36

5/49

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