FM25640_05 datasheet(9/13 Pages) RAMTRON

部件名	FM25640

功能描述	64Kb FRAM Serial Memory

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制造商	RAMTRON [Ramtron International Corporation]

网页	http://www.ramtron.com

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9 / 13 page

FM25640

Rev. 3.0

Mar. 2005

9 of 13

Electrical Specifications

Absolute Maximum Ratings

Symbol

Description

Ratings

VDD

Power Supply Voltage with respect to VSS

-1.0V to +7.0V

VIN

Voltage on any pin with respect to VSS

-1.0V to +7.0V

and VIN < VDD+1.0V

TSTG

Storage Temperature

-55

°C to + 125°C

TLEAD

Lead Temperature (Soldering, 10 seconds)

300

° C

VESD

Electrostatic Discharge Voltage

- Human Body Model (JEDEC Std JESD22-A114-B)

- Charged Device Model (JEDEC Std JESD22-C101-A)

4.5kV

1.25kV

Package Moisture Sensitivity Level

MSL-1

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.

DC Operating Conditions (TA = -40° C to + 85° C, VDD = 4.5V to 5.5V unless otherwise specified)

Symbol

Parameter

Min

Typ

Max

Units

Notes

VDD

Power Supply Voltage

4.5

5.0

5.5

V

IDD

VDD Supply Current

@ SCK = 1.0 MHz

@ SCK = 2.0 MHz

@ SCK = 5.0 MHz

0.45

0.9

2.2

0.6

1.2

3.0

mA

1

ISB

Standby Current

1

10

µA

2

ILI

Input Leakage Current

±1

µA

3

ILO

Output Leakage Current

±1

µA

3

VIL

Input Low Voltage

-0.3

0.3 VDD

V

VIH

Input High Voltage

0.7 VDD

VDD + 0.3

V

VOL

Output Low Voltage

@ IOL = 2 mA

0.4

V

VOH

Output High Voltage

@ IOH = -2 mA

VDD - 0.8

V

VHYS

Input Hysteresis

0.05 VDD

V

4

Notes

1. SCK toggling between VDD-0.3V and VSS, other inputs VSS or VDD-0.3V

2. SCK = SI = /CS=VDD. All inputs VSS or VDD.

3. VIN or VOUT = VSS to VDD.

4. This parameter is characterized but not 100% tested.

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