LRI64 datasheet(41/52 Pages) STMICROELECTRONICS

部件名	LRI64

功能描述	Memory tag IC at 13.56 MHz, with 64-bit unique ID and WORM user area, ISO 15693 and ISO 18000-3 Mode 1 compliant

PDF	52 Pages

Scroll/Zoom	100%

制造商	STMICROELECTRONICS [STMicroelectronics]

网页	http://www.st.com

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41 / 52 page

LRI64

DC and AC parameters

41/52

Table 14.

AC characteristics

Symbol

Parameter

Test

conditions(1),(2)

TA = –20 to 85 °C

All timing measurements were performed on a reference antenna with the following characteristics:

External size: 75 mm x 48 mm

Number of turns: 6

Width of conductor: 1 mm

Space between 2 conductors: 0.4 mm

Value of the tuning capacitor: 28.5 pF (LRI64-W4)

Value of the coil: 4.3 µH

Tuning Frequency: 14.4 MHz.

Min.

Typ.

Max.

Unit

External RF signal frequency

13.553

13.56

13.567

MHz

MICARRIER 10% carrier modulation index

MI=(A-B)/(A+B)

tRFR, tRFF 10% rise and fall time

3.0

µs

tRFSBL

10% minimum pulse width for

bit

7.1

9.44

µs

tJIT

Bit pulse jitter

–2

µs

tMINCD

Minimum time from carrier

generation to first data

From H-field min

0.1

fSH

Subcarrier frequency high

fC/32

423.75

kHz

Time for LRI64 response

4352/fC

313

320.9

322

µs

Time between commands

4224/fC

309

311.5

314

µs

Programming time

93297/fC

6.88

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