WM72016 – Secure F-RAM with Gen-2 RFID and Serial Port

Rev. 1.4

May 2011

Page 23 of 32

SPECIFICATIONS

WM72016‟s RFID Interface conforms to the Specification for RFID Air Interface EPC Class-1 Generation-2 UHF

RFID Protocol for Communications at 860 MHz – 960 MHz, Version 1.2.0.

Options and Exceptions are noted here:

State Persistence Requirements

WM72016 features infinite state retention for S1, S2, S3, and SL State flags. State flag S0 has no persistence

and will always return to state „A‟ upon a power cycle.

ELECTRICAL SPECIFICATIONS

Symbol

Description

Ratings

Notes

Power Supply Voltage with respect to ANT-

-1.0V to +4.5V

Voltage on any serial port pin with respect to ANT-

-1.0V to +4.5V

Storage Temperature

-55C to + 125C

Operating Temperature

-40

Lead Temperature (Soldering, 10 seconds)

260 C

(ANT+, ANT-)

Electrostatic Discharge Voltage

500V

1kV

50V

(All other pins)

Electrostatic Discharge Voltage

1.5kV

1.5kV

200V

ME

Memory Endurance: Read or Write or Erase

1x10

14

1

RF Exposure

+10dBm

(800 ~ 1000 MHz)

Package Moisture Sensitivity Level

MSL-2

1.

A degradation in memory endurance may occur for VDDR_EXT levels beyond the maximum specification.

Stresses above those listed under Absolute Maximum Ratings may cause permanent damage to the device. This is a stress rating only, and

the functional operation of the device at these or any other conditions above those listed in the operational section of this specification is

not implied. Exposure to absolute maximum ratings conditions for extended periods may affect device reliability.