GM76U256C Series
DC CHARACTERISTICS
Vcc = 3.0V ±10%, TA = 0°C to 70°C (Normal)/-25°C to 85°C (Extended), unless otherwise specified.
Symbol
ILI
ILO
Parameter
Input Leakage Current
Output Leakage Current
Test Condition
Vss < VIN < Vcc
Vss < VOUT < Vcc, /CS = VIH or
/OE = VIH or /WE = VIL
/CS = VIL,
VIN = VIH or VIL, II/O = 0mA
/CS = VIL, VIN = VIH or VIL,
Min. Duty Cycle = 100%, II/O = 0mA
/CS = VIL, VIN = VIH or VIL,
Cycle = 1us , II/O = 0mA
/CS= VIH,
Min. Typ. Max. Unit
-1
-1
-
-
1
1
uA
uA
Icc
Operating Power Supply
Current
Average Operating Current
-
-
-
-
-
-
-
-
2
30
5
mA
mA
mA
mA
ICC1
ICC2
ISB
Average Operating Current
TTL Standby Current
(TTL Inputs)
0.3
VIN = VIH or VIL
ISB1
CMOS Standby Current
(CMOS Inputs)
/CS > Vcc - 0.2V
VIN > Vcc - 0.2V or
VIN < Vss + 0.2V
L
-
-
-
-
-
-
-
-
-
-
-
20
10
30
15
0.4
-
uA
uA
uA
uA
V
LL
LE
LLE
VOL
VOH
Output Low Voltage
Output High Voltage
IOL = 2.1mA
IOH = -1.0mA
2.4
V
Note : Typical values are at Vcc =3.0V, TA = 25°C
AC CHARACTERISTICS(I)
Vcc = 3.0V ±10%, TA = 0°C to 70°C (Normal) / -25°C to 85°C (Extended) unless otherwise specified.
-10
Max. Min
-12
Max.
Unit
#
Symbol
Parameter
Min.
READ CYCLE
1
2
3
4
5
6
7
8
9
tRC
tAA
tACS
tOE
tCLZ
tOLZ
tCHZ
tOHZ
tOH
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
100
-
-
-
10
5
0
0
15
-
100
100
50
-
120
-
-
-
10
5
0
0
15
-
120
120
60
-
ns
ns
ns
ns
ns
ns
ns
ns
ns
-
-
35
35
-
40
40
-
WRITE CYCLE
10 tWC
11 tCW
12 tAW
13 tAS
14 tWP
15 tWR
16 tWHZ
17 tDW
18 tDH
19 tOW
Write Cycle Time
100
80
80
0
70
0
0
40
0
-
-
-
-
-
-
30
-
-
-
120
100
100
0
85
0
0
50
0
-
-
-
-
-
-
40
-
-
-
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
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
10
10
Rev 02 / Apr. 2001
3
HYNIX [ HYNIX SEMICONDUCTOR ]
