MCM67J518

4

MOTOROLA FAST SRAM

DC OPERATING CONDITIONS AND CHARACTERISTICS

(VCC = 5.0 V ± 5%, TA = 0 to + 70°C, Unless Otherwise Noted)

Parameter

Symbol

Min

Max

Unit

Supply Voltage (Operating Voltage Range)

VCC

4.75

5.25

V

Input High Voltage

VIH

2.2

VCC + 0.3**

V

Input Low Voltage

VIL

– 0.5*

0.8

V

*VIL (min) = – 0.5 V dc; VIL (min) = – 2.0 V ac (pulse width ≤ 20 ns) for I ≤ 20.0 mA.

**VIH (max) = VCC + 0.3 V dc; VIH (max) = VCC + 2.0 V ac (pulse width ≤ 20 ns) for I ≤ 20.0 mA.

DC CHARACTERISTICS

Parameter

Symbol

Min

Max

Unit

Input Leakage Current (All Inputs, Vin = 0 to VCC)

Ilkg(I)

—

± 1.0

µA

Output Leakage Current (G = VIH)

Ilkg(O)

—

± 1.0

µA

AC Supply Current (G = VIH, E = VIL, Iout = 0 mA, All Inputs = VIL or VIH,

VIL = 0.0 V and VIH ≥ 3.0 V, Cycle Time ≥ tKHKH min)

ICCA6

ICCA7

ICCA9

—

310

290

275

mA

AC Standby Current (E = VIH, Iout = 0 mA, All Inputs = VIL and VIH, VIL = 0.0 V and

VIH ≥ 3.0 V, Cycle Time ≥ tKHKH min)

ISB1

—

75

mA

Output Low Voltage (IOL = + 8.0 mA)

VOL

—

0.4

V

Output High Voltage (IOH = – 4.0 mA)

VOH

2.4

3.3

V

NOTE: Good decoupling of the local power supply should always be used. DC characteristics are guaranteed for all possible i486, Pentium bus

cycles.

Parameter

Symbol

Typ

Max

Unit

Input Capacitance (All Pins Except DQ0 – DQ17)

Cin

4

5

pF

Input/Output Capacitance (DQ0 – DQ17)

CI/O

6

8

pF