IDT7187L25DB IDT [Integrated Device Technology], IDT7187L25DB Datasheet - Page 5

• Manufacturer Part Number: IDT7187L25DB
• Description: CMOS STATIC RAM 64K (64K x 1-BIT)
• Manufacturer: IDT [Integrated Device Technology]

IDT7187S/L
CMOS STATIC RAM 64K (64K x 1-BIT)
AC TEST CONDITIONS
AC ELECTRICAL CHARACTERISTICS
NOTES:
1. –55 C to +125 C temperature range only.
2. This parameter guaranteed but not tested.
Symbol
Read Cycle
t
t
t
t
t
t
t
t
RC
AA
ACS
OH
LZ
HZ
PU
PD
Input Pulse Levels
Input Rise/Fall Times
Input Timing Reference Levels
Output Reference Levels
AC Test Load
(2)
(2)
(2)
(2)
DATA
Read Cycle Time
Address Access Time
Chip Select Access Time
Output Hold from Address Change
Output Selection to Output in Low-Z
Chip Deselect to Output in High-Z
Chip Select to Power-Up Time
Chip Deselect to Power-Down Time
OUT
255
Figure 1. AC Test Load
Parameter
5V
480
30pF*
See Figures 1 and 2
2986 drw 05
GND to 3.0V
1.5V
1.5V
5ns
*Includes scope and jig capacitances
(V
CC
2986 tbl 10
= 5.0V
Min. Max. Min. Max. Min. Max. Min. Max. Min. Max. Unit
25
—
—
—
—
5
5
0
7187S25
7187L25
6.2
10%, All Temperature Ranges)
—
25
25
—
—
12
—
20
7187S35/45
7187L35/45
35/45
DATA
—
—
—
—
5
5
0
35/45 —
35/45 —
17/20 —
30/35 —
OUT
—
—
—
—
(1)
(1)
255
(for t
7187S55
7187L55
55
Figure 2. AC Test Load
5
5
0
HZ
, t
—
55
55
—
—
30
—
35
LZ
(1)
(1)
, t
MILITARY TEMPERATURE RANGE
WZ
7187S70
7187L70
70
—
—
—
—
5V
5
5
0
and t
480
5pF*
OW
70
70
30
35
—
—
—
—
(1)
(1)
2986 drw 06
)
7187S85
7187L85
85
—
—
—
—
5
5
0
—
85
85
—
—
40
—
40
(1)
(1)
2986 tbl 11
ns
ns
ns
ns
ns
ns
ns
ns
5