ST95HF datasheet(57/93 Pages) STMICROELECTRONICS

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ST95HF

Electrical characteristics

6.5

RF characteristics

Test conditions are TA = 0°C to 50°C, unless otherwise specified.

VPS_TX = 3V ± 10% and VPS_MAIN = 3V ± 10%.

Table 50. Tag/Card Emulation characteristics

Symbol

Parameter

Condition

Min.

Typ.

Max.

Unit

Frequency of operating

field (carrier frequency)

13.553

13.56

13.567

MHz

MI Carrier

Carrier Modulation Index

from reader

ISO/IEC 14443 -Type A

100

HField (1)

1. Maximum values based on design simulation and/or characterization results, and not tested in production.

Operating field strength in

ISO/IEC 14443

-1.5

7.5

A/m

VMaxCarrier

Input voltage between RX1

and RX2

fS (2)

2. Parameter measured on samples using recommended output matching network.

Frequency of Subcarrier

modulation (ISO/IEC

14443, ISO/IEC 18092 and

ISO/IEC 15693)

fC / 16

ALoad

Load Modulation Amplitude

fC + fS

fC - fS

ISO 10373-6 test

methods for ISO/IEC

14443-A @ 1.5 A/m

fC + fS

fC - fS

ISO 10373-6 test

methods for ISO/IEC

14443-A @ 7.5A/m

ALoad

Load Modulation Amplitude

fC + fS

fC - fS

ECMA 356 test

methods for ECMA

340 @ 1.5 A/m

fC + fS

fC - fS

ECMA 356 test

methods for ECMA

340 @ 7.5 A/m

DataR

ISO/IEC 14443 Type A

106

212

Kbps

Table 51. Field detection characteristics

Symbol

Parameter

Min.

Typ.

Max.

Unit

Level of detection (1)

1. Parameter measured using recommended output matching network for ISO/IEC 14443 communication.

0.5

A/m

ST95HF Datasheet(PDF) 57 Page - STMicroelectronics

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