MCM69C433

•SCM69C433

5

MOTOROLA FAST SRAM

Parameter

Symbol

Min

Max

Unit

Input Capacitance

Cin

—

5

pF

I/O Capacitance

CI/O

—

8

pF

JUNCTION TO AMBIENT THERMAL CHARACTERISTICS

Board

Air (LFPM)

θJA (°C/W)

1 Layer

0

43

1 Layer

200

36

4 Layer

0

33

4 Layer

200

29

AC OPERATING CONDITIONS AND CHARACTERISTICS

(VDD = 3.3 V ±5%, TJ < 120°C, Unless Otherwise Noted)

Input Timing Measurement Reference Level

1.5 V

. . . . . . . . . . . . . . .

Input Pulse Levels

0 to 3.0 V

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Input Rise/Fall Time

3 ns

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Output Timing Reference Level

1.5 V

. . . . . . . . . . . . . . . . . . . . . . . . . .

Output Load

Figure 1 Unless Otherwise Noted

. . . . . . . . . . . . . . . . . .

CONTROL PORT TIMINGS

(Voltages Referenced to VSS = 0 V, Max’s are tKHKH Dependent and Listed Values are for tKHKH = 15 ns)

Parameter

Symbol

Min

Max

Unit

Notes

Address Valid to SEL Low

tAVSL

0

—

ns

DTACK Low to Address Invalid

tDTLAX

0

—

ns

Data Valid to Select Low

tDVSL

0

—

ns

DTACK Low to Data Invalid

tDTLDX

0

—

ns

Output Valid to DTACK Low

tQVDTL

2

—

ns

WE Valid to Select Low

tWVSL

0

—

ns

DTACK Low to WE High

tDTLWH

0

—

ns

WE High to Output Active

tWHQX

2

—

ns

Select Low to DTACK Low

tSLDTL

10

—

ns

1

Select High to DTACK High

tSHDTH

10

—

ns

DTACK Low to IRQ Low

tDTLIL

10

—

ns

IRQ Low to IRQ High

tILIH

20

—

ns

DTACK Low to Select High

tDTLSH

0

—

ns

DTACK High to Select Low

tDTHSL

0

—

ns

Address Valid to Output Valid

tAVQV

—

8

ns

Select High to Output High Impedance

tSHQZ

—

8

ns

RESET Low to RESET High

tRLRH

2 x tKHKH

—

ns

NOTE:

1. DTACK is delayed when a write is attempted during certain operations. See Functional Description.

Freescale Semiconductor, Inc.

For More Information On This Product,

Go to: www.freescale.com

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