LRI2K-W4/3GE STMicroelectronics, LRI2K-W4/3GE Datasheet - Page 22

• Manufacturer Part Number: LRI2K-W4/3GE
• Description: IC EEPROM 2048BIT 97PF 8UFDFPN
• Manufacturer: STMicroelectronics

Specifications of LRI2K-W4/3GE

• Rf Type: Read / Write
• Frequency: 13.56MHz
• Features: ISO15693, ISO18000-3
• Package / Case: 8-UFDFPN
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Bit representation and coding
5.2
5.2.1
5.2.2
22/86
Bit coding using two subcarriers
High data rate
A logic 0 starts with 8 pulses at 423.75 kHz (f
(f
Figure 20. Logic 0, high data rate
A logic 1 starts with 9 pulses at 484.28 kHz (f
(f
Figure 21. Logic 1, high data rate
Low data rate
A logic 0 starts with 32 pulses at 423.75 kHz (f
(f
Figure 22. Logic 0, low data rate
A logic 1 starts with 36 pulses at 484.28kHz (f
(f
Figure 23. Logic 1, low data rate
C
C
C
C
/28) as shown in
/32) as shown in
/28) as shown in
/32) as shown in
Figure
Figure
Figure
Figure
20. For the Fast commands, the x2 mode is not available.
21. For the Fast commands, the x2 mode is not available.
22. For the Fast commands, the x2 mode is not available.
23. For the fast commands, the x2 mode is not available.
149.84µs
149.84µs
37.46µs
37.46µs
C
C
C
C
/32) followed by 9 pulses at 484.28 kHz
/28) followed by 8 pulses at 423.75 kHz
/28) followed by 32 pulses at 423.75kHz
/32) followed by 36 pulses at 484.28 kHz
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LRI2K