X25138

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

Units

Min.

Max.

Min.

Max.

Clock Frequency

0

3.3

0

5

MHz

Cycle Time

300

200

ns

CS Lead Time

150

100

ns

CS Lag Time

150

100

ns

Clock HIGH Time

130

80

ns

Clock LOW Time

130

80

ns

Data Setup Time

30

20

ns

Data Hold Time

30

20

ns

(4)

Data In Rise Time

2

2

ms

(4)

Data In Fall Time

2

2

ms

60

40

ns

60

40

ns

100

100

ns

(5)

Write Cycle Time

10

10

ms

Symbol

Parameter

Units

Min.

Max.

Min.

Max.

Clock Frequency

0

3.3

0

5

MHz

Output Disable Time

150

100

ns

Output Valid from Clock LOW

130

80

ns

Output Hold Time

0

0

ns

(4)

Output Rise Time

50

50

ns

(4)

Output Fall Time

50

50

ns

(4)

50

50

ns

(4)

50

50

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

7037 FRM F09

5V

1.44K

W

1.95K

W

100pF

OUTPUT

3V

1.64K

W

4.63K

W

100pF