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4

Note 2: AC Parameters are guaranteed by DC correlated testing.

Note 3: Capacitance is guaranteed by periodic testing.

AN-90.

Symbol

Parameter

Conditions

Min

Typ

Max

Units

Propagation Delay from

270

500

ns

Memory Enable

100

220

ns

Access Time from

350

650

ns

Address Input

130

280

ns

Address Setup Time

150

ns

60

ns

Address Hold Time

60

ns

40

ns

Memory Enable Pulse Width

400

250

ns

150

90

ns

Write Enable Setup

0

ns

Time for a Read

0

ns

Write Enable Setup

ns

Time for a Write

ns

Write Enable Pulse Width

300

160

ns

100

60

ns

Data Input Hold Time

50

ns

25

ns

Data Input Setup

50

ns

25

ns

Propagation Delay from a Logical

180

300

ns

“1” or Logical “0” to the High

−85

120

ns

Impedance State from

Memory Enable

Propagation Delay from a Logical

180

300

ns

“1” or Logical “0” to the High

85

120

ns

Impedance State from

Write Enable

Input Capacity

Any Input (Note 3)

5

pF

Output Capacity

Any Output (Note 3)

6.5

pF

Power Dissipation Capacity

(Note 4)

230

pF