IS62C256AL-45ULI INTEGRATED SILICON SOLUTION (ISSI), IS62C256AL-45ULI Datasheet - Page 4

• Manufacturer Part Number: IS62C256AL-45ULI
• Description: IC, SRAM, 256KBIT, 45NS, SOP-28
• Manufacturer: INTEGRATED SILICON SOLUTION (ISSI)

Specifications of IS62C256AL-45ULI

• Memory Size: 256Kbit
• Memory Configuration: 32K X 8
• Access Time: 45ns
• Supply Voltage Range: 4.5V To 5.5V
• Memory Case Style: SOP
• No. Of Pins: 28
• Operating Temperature Range: -40°C To +85°C
• Rohs Compliant: Yes

IS65C256AL
IS62C256AL
POWER SUPPLY CHARACTERISTICS
Note:
1. At f = f
2. Typical values are measured at V
CAPACITANCE
Notes:
1. Tested initially and after any design or process changes that may affect these parameters.
2. Test conditions: T
4
Symbol
I
I
I
I
CC
CC
SB
SB
Symbol
C
C
1
1
2
2
IN
OUT
MAX
, address and data inputs are cycling at the maximum frequency, f = 0 means no input lines change.
Parameter
V
Supply Current
V
Supply Current
TTL Standby Current
(TTL Inputs)
CMOS Standby
Current (CMOS Inputs)
DD
DD
Parameter
Input Capacitance
Output Capacitance
Operating
Dynamic Operating
A
(1,2)
= 25°C, f = 1 MHz, V
DD
= 5.0V, T
DD
Test Conditions
V
I
V
I
V
V
CE V
V
CE V
V
V
OUT
OUT
= 5.0V.
DD
DD
DD
IN
DD
IN
IN
= V
= Max., CE = V
A
= 0 mA, f = 0
= Max., CE = V
= 0 mA, f = f
= Max.,
= Max.,
V
0.2V, f = 0
= 25
DD
DD
IH
IH
, f = 0
or V
(1)
– 0.2V,
– 0.2V, or
o
Conditions
C and not 100% tested.
V
V
IL
(Over Operating Range)
OUT
IN
MAX
= 0V
= 0V
IL
IL
typ.
typ.
Com.
Auto.
Com.
Auto.
Auto.
Com.
Auto.
Com.
Ind.
Ind.
Ind.
Ind.
(2)
(2)
Max.
10
8
Min.
—
—
—
—
—
—
—
—
—
—
—
—
-25 ns
15
5
Max.
100
120
150
15
20
25
25
30
35
15
20
50
Integrated Silicon Solution, Inc.
Unit
pF
pF
Min.
—
—
—
—
—
—
—
—
—
—
—
—
-45 ns
12
5
Max.
100
120
150
15
20
25
20
25
30
15
20
50
Unit
µA
µA
mA
mA
07/12/07
Rev. C