HY62SF16201A

Rev.06 /Mar. 2002

4

AC CHARACTERISTICS

°C to 70°C/ -40°C to 85°C(I), unless otherwise specified

-85

-10

-12

#

Symbol

Parameter

Min.

Max.

Min.

Max.

Min.

Max.

READ CYCLE

1

tRC

Read Cycle Time

85

-

100

-

120

-

ns

2

tAA

Address Access Time

-

85

-

100

-

120

ns

3

tACS

Chip Select Access Time

-

85

-

100

-

120

ns

4

tOE

Output Enable to Output Valid

-

40

-

50

-

60

ns

5

tBA

/LB, /UB Access Time

-

85

-

100

-

120

ns

6

tCLZ

Chip Select to Output in Low Z

10

-

20

-

20

-

ns

7

tOLZ

Output Enable to Output in Low Z

5

-

5

-

10

-

ns

8

tBLZ

/LB, /UB Enable to Output in Low Z

10

-

20

-

20

-

ns

9

tCHZ

Chip Deselection to Output in High Z

0

30

0

30

0

40

ns

10

tOHZ

Out Disable to Output in High Z

0

30

0

30

0

40

ns

11

tBHZ

/LB, /UB Disable to Output in High Z

0

30

0

30

0

40

ns

12

tOH

Output Hold from Address Change

10

-

15

-

15

-

ns

WRITE CYCLE

13

tWC

Write Cycle Time

85

-

100

-

120

-

ns

14

tCW

Chip Selection to End of Write

70

-

80

-

100

-

ns

15

tAW

Address Valid to End of Write

70

-

80

-

100

-

ns

16

tBW

/LB, /UB Valid to End of Write

70

-

80

-

100

-

ns

17

tAS

Address Set-up Time

0

-

0

-

0

-

ns

18

tWP

Write Pulse Width

55

-

75

-

85

-

ns

19

tWR

Write Recovery Time

0

-

0

-

0

-

ns

20

tWHZ

Write to Output in High Z

0

30

0

35

0

40

ns

21

tDW

Data to Write Time Overlap

35

-

45

-

50

-

ns

22

tDH

Data Hold from Write Time

0

-

0

-

0

-

ns

23

tOW

Output Active from End of Write

5

-

10

-

10

-

ns

AC TEST CONDITIONS

°C to 70°C (Normal) /-40°C to 85°C (I), unless otherwise specified

Parameter

Value

Input Pulse Level

0.4V to 1.6V

Input Rise and Fall Time

5ns

Input and Output Timing Reference Level

0.9V

tCLZ,tOLZ,tBLZ,tCHZ,tOHZ,tBHZ,tWHZ,tOW

CL = 5pF + 1TTL Load

Output Load

Others

CL = 30pF + 1TTL Load

AC TEST LOADS

D

OUT

3273 Ohm

CL(1)

4091 Ohm

V

TM

= 1.7V

Note :

1. Including jig and scope capacitance

Unit