LRI2K_08 datasheet(21/89 Pages) STMICROELECTRONICS

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LRI2K 데이터시트(PDF) 21 Page - STMicroelectronics

부품명	LRI2K

상세설명	2048-bit EEPROM tag IC at 13.56 MHz, with 64-bit UID and kill code, ISO 15693 and ISO 18000-3 Mode 1 compliant

PDF	89 Pages

Scroll/Zoom	100%

제조업체	STMICROELECTRONICS [STMicroelectronics]

홈페이지	http://www.st.com

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21 / 89 page

LRI2K

Bit representation and coding

21/89

5.1.2

Low data rate

A logic 0 starts with 32 pulses at 423.75 kHz (fC/32) followed by an unmodulated time of

75.52 µs as shown in Figure 16.

Figure 16.

Logic 0, low data rate

For the fast commands, a logic 0 starts with 16 pulses of 423,75 kHz (fC/32) followed by an

unmodulated time of 37,76 µs as shown in Figure 17.

Figure 17.

Logic 0, low data rate x2

A logic 1 starts with an unmodulated time of 75,52 µs followed by 32 pulses of 423,75 kHz

(fC/32) as shown in Figure 18.

Figure 18.

Logic 1, low data rate

For the Fast commands, a logic 1 starts with an unmodulated time of 37.76 µs followed by

16 pulses at 423.75 kHz (fC/32) as shown in Figure 19.

Figure 19.

Logic 1, low data rate x2

151.04µs

ai12068

75.52µs

ai12069

151.04µs

ai12070

75.52µs

ai12071

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