X25642

9

A.C. OPERATING CHARACTERISTICS

Data Input Timing

7037 FRM T12

Data Output Timing

7037 FRM T13

Notes: (4) This parameter is periodically sampled and not 100% tested.

write cycle.

Symbol

Parameter

Min.

Max.

Units

Clock Frequency

0

2

MHz

Cycle Time

500

ns

CS Lead Time

250

ns

CS Lag Time

250

ns

Clock HIGH Time

200

ns

Clock LOW Time

200

ns

Data Setup Time

50

ns

Data Hold Time

50

ns

(4)

Data In Rise Time

2

µs

(4)

Data In Fall Time

2

µs

100

ns

100

ns

2.0

µs

(5)

Write Cycle Time

10

ms

Symbol

Parameter

Min.

Max.

Units

Clock Frequency

0

2

MHz

Output Disable Time

250

ns

Output Valid from Clock LOW

200

ns

Output Hold Time

0

ns

(4)

Output Rise Time

100

ns

(4)

Output Fall Time

100

ns

(4)

100

ns

(4)

100

ns

A.C. CONDITIONS OF TEST

7037 FRM T11

Input Pulse Levels

Input Rise and Fall Times

10ns

Input and OutputTiming Levels

EQUIVALENT A.C. LOAD CIRCUIT

OUTPUT

3132 ILL F09.2

5V

1.44K

Ω

1.95K

Ω

100pF

OUTPUT

3V

1.64K

Ω

4.63K

Ω

100pF