LRI2K Datasheet, PDF (78/89 Pages) STMicroelectronics – 13.56 MHz, 2048-bit EEPROM tag IC with 64-bit UID and kill code, ISO 15693 and ISO 18000-3 Mode 1 compliant

DC and AC parameters
LRI2K
Table 90.
Symbol
DC characteristics⁽¹⁾
Parameter
Test conditions
Min. Typ.
V_CC
V_RET
Regulated voltage
Retromodulated induced
voltage
1.5
ISO10373-7
10
I_CC Supply current
Read
Write
V_CC = 3.0 V
V_CC = 3.0 V
f=13.56 MHz for W4/1
21
C_TUN Internal tuning capacitor
f=13.56 MHz for W4/2
28.5
f=13.56 MHz for W4/3
97
1. T_A = –20 to 85°C.
Table 91. Operating conditions
Symbol
Parameter
Min.
Max.
T_A
Ambient operating temperature
–20
85
Figure 61. LRI2K synchronous timing, transmit and receive
Max. Unit
3.0 V
mV
50 µA
150 µA
pF
pF
pF
Unit
°C
A
B
tRFF
tRFR
fCC
tRFSBL
tMAX
tMIN CD
AI06680
Figure 61 shows an ASK modulated signal, from the VCD to the LRI2K. The test condition
for the AC/DC parameters are:
● Close coupling condition with tester antenna (1mm)
● LRI2K performance measured at the tag antenna
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