AS3953B datasheet(7/65 Pages) AMSOSRAM

No de pièce	AS3953B

Description	14443 High Speed Passive Tag Interface

PDF	65 Pages

Scroll/Zoom	100%

Fabricant	AMSOSRAM [ams-OSRAM AG]

Site Internet	https://ams-osram.com/

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7 / 65 page

Page 6

ams Datasheet

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[v1-04] 2016-Jan-07

AS3953B − Electrical Characteristics

All in this specification defined tolerances for external

components need to be assured over the whole operation

conditions range and also over lifetime.

Figure 6:

Operating Conditions

DC/AC Characteristics for Digital Inputs and

Outputs

Figure 7:

CMOS Inputs, Valid for Input Pins /SS, MOSI, SCLK

Symbol

Parameter

Min

Typ

Max

Units

Note

Ilim

Limiter current

Till this current limiter

clamps VLC1-LC2 to 5.0V

VVP_SPI

SPI power supply

1.65

3.6

When logic powered from

RFID interface

1.8

3.6

When logic powered from

VP_SPI interface

TAMB

Ambient

temperature

-40

ºC

Symbol

Parameter

Min

Typ

Max

Units

Note

VIH

High level input

voltage

0.7 * VP_SPI

VIL

Low level input

voltage

0.3 * VP_

SPI

ILEAK

Input leakage current

μA

Electrical Characteristics

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