HY62V8100B Series

Rev 13 / Apr. 2001

4

AC CHARACTERISTICS

°C to 70°C / -25°C to 85°C (E) / -25¡ Éto 85¡ É(I), unless otherwise specified

-70

-85

-10

Min.

Max.

Min.

Max.

Min

Max.

1

tRC

Read Cycle Time

70

-

85

-

100

-

ns

2

tAA

Address Access Time

-

70

-

85

-

100

ns

3

tACS

Chip Select Access Time

-

70

-

85

-

100

ns

4

tOE

Output Enable to Output Valid

-

40

-

45

-

50

ns

5

tCLZ

Chip Select to Output in Low Z

10

-

10

-

10

-

ns

6

tOLZ

Output Enable to Output in Low Z

5

-

5

-

5

-

ns

7

tCHZ

Chip Deselection to Output in High Z

0

30

0

30

0

30

ns

8

tOHZ

Out Disable to Output in High Z

0

30

0

30

0

30

ns

9

tOH

Output Hold from Address Change

10

-

10

-

15

-

ns

10

tWC

Write Cycle Time

70

-

85

-

100

-

ns

11

tCW

Chip Selection to End of Write

60

-

70

-

80

-

ns

12

tAW

Address Valid to End of Write

60

-

70

-

80

-

ns

13

tAS

Address Set-up Time

0

-

0

-

0

-

ns

14

tWP

Write Pulse Width

50

-

55

-

75

-

ns

15

tWR

Write Recovery Time

0

-

0

-

0

-

ns

16

tWHZ

Write to Output in High Z

0

25

0

30

0

35

ns

17

tDW

Data to Write Time Overlap

30

-

40

-

45

-

ns

18

tDH

Data Hold from Write Time

0

-

0

-

0

-

ns

19

tOW

Output Active from End of Write

5

-

5

-

10

-

ns

AC TEST CONDITIONS

°C to 70°C / -25°C to 85°C (E) / -25¡ Éto 85¡ É(I), unless otherwise specified

Parameter

Value

Input Pulse Level

0.4V to 2.2V

Input Rise and Fall Time

5ns

Input and Output Timing Reference Level

1.5V

Output Load

tCLZ,tOLZ,tCHZ,tOHZ,tWHZ

CL =

5pF + 1TTL Load

Others

CL = 100pF + 1TTL Load

AC TEST LOADS

CL(1)

TTL

Note : 1 Including jig and scope capacitance

READ CYCLE

WRITE CYCLE

Symbol

Parameter

#

Unit