SRIX4KA3T1GE STMicroelectronics, SRIX4KA3T1GE Datasheet - Page 8
SRIX4KA3T1GE
Manufacturer Part Number
SRIX4KA3T1GE
Description
Manufacturer
STMicroelectronics
Datasheet
1.SRIX4KA3T1GE.pdf
(50 pages)
Specifications of SRIX4KA3T1GE
Operating Temperature (max)
85C
Operating Temperature Classification
Commercial
Lead Free Status / RoHS Status
Compliant
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Signal description
2
2.0.1
8/50
The SRIX4K contactless EEPROM can be randomly read and written in block mode (each
block containing 32 bits). The instruction set includes the following ten commands:
The SRIX4K memory is organized in three areas, as described in
a resettable OTP (one time programmable) area in which bits can only be switched from 1 to
0. Using a special command, it is possible to erase all bits of this area to 1. The second area
provides two 32-bit binary counters which can only be decremented from FFFF FFFFh to
0000 0000h, and gives a capacity of 4,294,967,296 units per counter. The last area is the
EEPROM memory. It is accessible by block of 32 bits and includes an auto-erase cycle
during each WRITE_BLOCK command.
Figure 2.
Signal description
AC1, AC0
The pads for the Antenna Coil. AC1 and AC0 must be directly bonded to the antenna.
READ_BLOCK
WRITE_BLOCK
INITIATE
PCALL16
SLOT_MARKER
SELECT
COMPLETION
RESET_TO_INVENTORY
AUTHENTICATE
GET_UID
Die floor plan
AC0
AC1
AI09055
Figure
3. The first area is
SRIX4K
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