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LRI512 Datasheet(PDF) 46 Page - STMicroelectronics

Part # LRI512
Description  Memory TAG IC 512 bit High Endurance EEPROM 13.56MHz, ISO 15693 Standard Compliant with E.A.S.
PDF  54 Pages
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Manufacturer  STMICROELECTRONICS [STMicroelectronics]
Direct Link  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

LRI512 Datasheet(HTML) 46 Page - STMicroelectronics

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Figure 44. LRI512 Synchronous Timing, Transmit and Receive
Figure 44 shows an ASK modulated signal, from
the VCD to the LRI512. The test condition for the
AC/DC parameters are:
– Close coupling condition with tester antenna
(1mm)
– Gives LRI512 performance on tag antenna
Table 58. DC Characteristics
AI06680
AB
tRFF
tRFR
tRFSBL
tMAX
tMIN CD
fCC
Symbol
Parameter
Test Condition (in addition to
those in Table 57)
Min.
Typ.
Max.
Unit
VCC
Regulated Voltage
1.5
3.0
V
VRET
Retromodulated
Induced Voltage
A1T/ISOR
ISO10373-7
10
mV
A1S/ISOR
ISO10373-7
10
mV
A2T/ISOK
ISO10373-7
10
mV
C40
ISO10373-7
10
mV
ICC
Supply Current (Active in Read)
Vcc = 3.0V
150
µA
ICC
Supply Current (Active in Write)
Vcc = 3.0V
400
µA
CTUN
Internal Tuning Capacitor
f=13.56Mhz for W4/22
18.5
pF
CTUN
Internal Tuning Capacitor
f=13.56Mhz for W4/30
26
pF



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