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参数资料
| 型号： | SRF55V10SY2.0 |
| 厂商： | INFINEON TECHNOLOGIES AG |
| 英文描述： | Security & Chip Card ICs (my-d vicinity) |
| 中文描述： | 安全 |
| 文件页数： | 8/10页 |
| 文件大小： | 163K |
| 代理商： | SRF55V10SY2.0 |
my-d vicinity
SRF 55V10S
Short Product Information
8 / 10
2002-07-30
3.1
Circuit Description
my-d vicinity consists of a EEPROM memory unit, an analog interface for contactless energy and
data transmission, a control and a crypto unit.
Authentication
Unit
Power
Clock
Power Circuit
Rectifier
Clock Extractor
Power on Reset
Voltage Regulator
Data
Control Unit
Memory
Access
IO
Command
Authentication
Analog
Contactless
Interface
Memory Unit
Operational
Mode
S
C
LB
LA
A
Anticollision
Figure 5 Block diagram of my-d vicinity
Analog Contactless Interface consists of:
—
Rectifier
—
Voltage Regulator
—
Power on Reset
—
Modulator / Demodulator
—
Clock Extractor
Operational mode
The access to the memory depends on the actual mode of my-d vicinity; the memory is
accessed according to plain or protected mode when the VICC is selected.
Authentication Unit (optional use)
Generates random numbers, checks and calculates message authentication code (MAC).
Memory Unit
1280 bytes organised in 128 pages with 8 + 2 bytes each.
Control Unit
—
Decoding and execution of the
commands
—
Anticollision
method complying to ISO/IEC 15693. It allows the recognition of several
labels in the field which may be selected and operated in sequence.
—
Access to key-protected sectors is only permitted after
authentication
with an appropriate
key. Only one sector is opened within a session. One sector is optionally configurable
without key protection and authentication.
—
Memory access
to the pages according to the individual access conditions programmed
for every page and every key
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