EM640FP16 datasheet(4/11 Pages) EMLSI

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EM640FP16 Series

Low Power, 256Kx16 SRAM

DC AND OPERATING CHARACTERISTICS

Parameter

Symbol

Test Conditions

Min

Typ

Max

Unit

Input leakage current

ILI

VIN=VSS to VCC

-1

Output leakage current

ILO

CS1=VIH, CS2=VIL or OE=VIH or WE=VIL or LB=UB=VIH

VIO=VSS to VCC

-1

Operating power supply

ICC

IIO=0mA, CS1=VIL, CS2=WE=VIH, VIN=VIH or VIL

Average operating current

ICC1

Cycle time=1

µs, 100% duty, I

LO=0mA,

CS1<0.2V, LB<0.2V or/and UB<0.2V, CS2>VCC-0.2V

VIN<0.2V or VIN>VCC-0.2V

ICC2

Cycle time = Min, IIO=0mA, 100% duty,

CS1=VIL, CS2=VIH , LB=VIL or/and UB=VIL

VIN=VIL or VIH

Output low voltage

VOL

IOL = 0.1mA

0.2

Output high voltage

VOH

IOH = -0.1mA

1.4

Standby Current (CMOS)

ISB1

CS1>VCC-0.2V, CS2>VCC-0.2V (CS1 controlled)

or 0V<CS2<0.2V (CS2 controlled),

Other inputs = 0 ~ VCC

(Typ. condition : VCC=1.8V @ 25

oC)

(Max. condition : VCC=2.2V @ 85

oC)

-1

RECOMMENDED DC OPERATING CONDITIONS 1)

1. TA= -40 to 85oC, otherwise specified

2. Overshoot: VCC +1.0 V in case of pulse width < 20ns

3. Undershoot: -1.0 V in case of pulse width < 20ns

4. Overshoot and undershoot are sampled, not 100% tested

Parameter

Symbol

Min

Typ

Max

Unit

Supply voltage

VCC

1.65

1.8

2.2

Ground

VSS

Input high voltage

VIH

1.4

VCC + 0.3

Input low voltage

VIL

-0.33)

-0.4

CAPACITANCE1) (f =1MHz, TA=25

oC)

1. Capacitance is sampled, not 100% tested

Item

Symbol

Test Condition

Min

Max

Unit

Input capacitance

CIN

VIN=0V

-8

Input/Ouput capacitance

CIO

VIO=0V

-10

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