gm76c256c Hynix Semiconductor, gm76c256c Datasheet - Page 4

• Manufacturer Part Number: gm76c256c
• Description: 32k X8 Bit 5.0v Low Power Cmos Slow Sram
• Manufacturer: Hynix Semiconductor

DC CHARACTERISTICS
Vcc = 5V 10%, T
Symbol
I
I
Icc
I
I
I
V
V
Note : Typical values are at Vcc =5.0V, T
AC CHARACTERISTICS(I)
Vcc = 5V 10%, T
Rev 03 / Apr. 2000
10
11
12
13
14
15
16
17
18
19
LI
LO
CC1
SB
SB1
#
1
2
3
4
5
6
7
8
9
OL
OH
Symbol
tRC
tAA
tACS
tOE
tCLZ
tOLZ
tCHZ
tOHZ
tOH
tWC
tCW
tAW
tAS
tWP
tWR
tWHZ
tDW
tDH
tOW
READ CYCLE
WRITE CYCLE
Input Leakage Current
Output Leakage Current
Operating Power Supply
Current
Average Operating Current
TTL Standby Current
(TTL Inputs)
CMOS Standby Current
(CMOS Inputs)
Output Low Voltage
Output High Voltage
Read Cycle Time
Address Access Time
Chip Select Access Time
Output Enable to Output Valid
Chip Select to Output in Low Z
Output Enable to Output in Low Z
Chip Disable to Output in High Z
Out Disable to Output in High Z
Output Hold from Address Change
Write Cycle Time
Chip Selection to End of Write
Address Valid to End of Write
Address Set-up Time
Write Pulse Width
Write Recovery Time
Write to Output in High Z
Data to Write Time Overlap
Data Hold from Write Time
Output Active from End of Write
A
A
Parameter
= 0 C to 70 C (Normal)/-25 C to 85 C (Extended), unless otherwise specified.
= 0 C to 70 C (Normal) / -25 C to 85 C (Extended) unless otherwise specified.
Parameter
A
Vss < V
Vss < V
/
/CS = V
V
/CS = V
Min. Duty Cycle = 100%, I
/CS= V
V
/CS > Vcc - 0.2V,
V
V
I
I
OE
OL
OH =
IN
IN
IN
IN
= 25 C
= 2.1mA
= V
= V
> Vcc - 0.2V or
< Vss + 0.2V
=
-1.0mA
V
IH
IH
IH
IH
IN
OUT
IL
IL,
, V
or /WE = V
Test Condition
or V
or V
< Vcc
V
IN
< Vcc, /CS = V
IN
IL,
IL
= V
= V
Min.
I
I/O =
IH
55
10
55
50
50
40
25
IH
5
0
0
5
0
0
0
0
5
-
-
-
or V
or V
IL
0mA
-55
Max.
IL,
IL,
55
55
30
20
20
20
I/O =
-
-
-
-
-
-
-
-
-
-
-
-
-
IH
L
LL
LE
LLE
or
0mA
Min.
70
10
70
65
65
50
30
5
0
0
5
0
0
0
0
5
-
-
-
-70
Min.
2.4
-1
-1
-
-
-
-
-
-
-
-
Max.
70
70
35
30
30
25
GM76C256C Series
-
-
-
-
-
-
-
-
-
-
-
-
-
Typ.
-
-
-
-
-
-
-
-
-
-
-
Min
85
10
85
75
75
60
40
5
0
0
5
0
0
0
0
5
-
-
-
-85
Max.
0.4
10
70
40
20
60
30
1
1
1
-
Max.
85
85
45
30
30
30
-
-
-
-
-
-
-
-
-
-
-
-
-
Unit
mA
mA
mA
uA
uA
uA
uA
uA
uA
V
V
Unit
3
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns