AS3953B datasheet(9/65 Pages) AMSOSRAM

No. de pieza	AS3953B

Descripción Electrónicos	14443 High Speed Passive Tag Interface

PDF	65 Pages

Scroll/Zoom	100%

Fabricante Electrónico	AMSOSRAM [ams-OSRAM AG]

Página de inicio	https://ams-osram.com/

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Page 8

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[v1-04] 2016-Jan-07

AS3953B − Electrical Characteristics

Electrical Specification

Figure 9:

VP_SPI = 3.0 V, Temperature 25ºC (unless noted otherwise)

Symbol

Parameter

Min

Typ

Max

Units

Note

ISB_SPI

Standby consumption

on VP_SPI

100

@ 25ºC; RF field not applied

1.8

2.2

2.7

μA

@ 25ºC; RF field applied

VLIM

Limiter voltage

5.2

5.7

ILC = 30mA (DC)

Supply current

250

μA

Internal supply current

measured in test mode on

VREC, 13.56 MHz alternative

pulses with amplitude 2Vpp,

negative peak at VSS, forced

to LC1 and LC2

VVP_REG

Regulated supply

voltage

1.65

1.8

2.01

Set to 1.8V in EEPROM

Configuration word

VHF_PON

HF_PON threshold

(rising VREG)

2.3

Guaranteed by design only

VPOR_HY

HF_PON hysteresis

0.8

VMOD

Modulator ON voltage

drop

1.2

ILC = 1mA

3.3

ILC = 30mA

Resonance capacitor

25.2

30.8

Measured at 10MHz, 3.0Vpp

(2.5Vpp)

EEEN

EEPROM endurance

100000

cycles

@ 125ºC

EERET

EEPROM retention

years

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