IS61C256AL-12TLI-TR ISSI, Integrated Silicon Solution Inc, IS61C256AL-12TLI-TR Datasheet - Page 3

• Manufacturer Part Number: IS61C256AL-12TLI-TR
• Description: IC SRAM 256KBIT 12NS 28TSOP
• Manufacturer: ISSI, Integrated Silicon Solution Inc

Specifications of IS61C256AL-12TLI-TR

• Format - Memory: RAM
• Memory Type: SRAM - Asynchronous
• Memory Size: 256K (32K x 8)
• Speed: 12ns
• Interface: Parallel
• Voltage - Supply: 4.5 V ~ 5.5 V
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 28-TSOP
• Density: 256Kb
• Access Time (max): 12ns
• Sync/async: Asynchronous
• Architecture: Not Required
• Clock Freq (max): Not RequiredMHz
• Operating Supply Voltage (typ): 5V
• Address Bus: 15b
• Package Type: TSOP-I
• Operating Temp Range: -40C to 85C
• Number Of Ports: 1
• Supply Current: 25mA
• Operating Supply Voltage (min): 4.5V
• Operating Supply Voltage (max): 5.5V
• Operating Temperature Classification: Industrial
• Mounting: Surface Mount
• Pin Count: 28
• Word Size: 8b
• Number Of Words: 32K
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Lead Free Status / RoHS Status: Compliant, Lead free / RoHS Compliant

IS61C256AL
OPERATING RANGE
DC ELECTRICAL CHARACTERISTICS
Note: 1. V
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
Integrated Silicon Solution, Inc. — www.issi.com —
Rev. B
10/23/06
Symbol
I
I
I
I
CC
CC
SB
SB
Range
Commercial
Commercial
Industrial
Symbol Parameter
V
V
V
V
I
I
Symbol
C
C
1
2
1
2
LO
LI
OH
OL
IH
IL
IN
OUT
MAX
IL
Parameter
V
Supply Current
V
Supply Current
TTL Standby Current
(TTL Inputs)
CMOS Standby
Current (CMOS Inputs)
, address and data inputs are cycling at the maximum frequency, f = 0 means no input lines change.
= –3.0V for pulse width less than 10 ns.
DD
DD
Output HIGH Voltage
Output LOW Voltage
Input HIGH Voltage
Input LOW Voltage
Input Leakage
Output Leakage
Operating
Dynamic Operating
Parameter
Input Capacitance
Output Capacitance
Ambient Temperature
A
(1,2)
= 25°C, f = 1 MHz, V
–40°C to +85°C
0°C to +70°C
0°C to +70°C
(1)
DD
= 5V, T
Test Conditions
V
I
V
I
V
V
CE ≥ V
V
CE ≥ V
V
V
OUT
OUT
DD
DD
DD
IN
DD
IN
IN
= V
≥ V
≤ 0.2V, f = 0
DD
= Max.,
= Max.,
= Max., CE = V
= Max., CE = V
= 0 mA, f = f
= 0 mA, f = 0
Test Conditions
V
V
GND ≤ V
GND ≤ V
Outputs Disabled
DD
DD
DD
DD
IH
IH
= 5.0V.
A
, f = 0
or V
= 25
– 0.2V,
– 0.2V, or
= Min., I
= Min., I
Speed (ns)
IL
o
C and not 100% tested.
(1)
MAX
(Over Operating Range)
OUT
-10
-12
-12
IN
Conditions
V
(Over Operating Range)
≤ V
V
IL
IL
OUT
OH
OL
IN
≤ V
= 0V
= 8.0 mA
DD
= –4.0 mA
1-800-379-4774
= 0V
DD
Com.
Com.
typ.
Com.
Com.
typ.
,
Ind.
Ind.
Ind.
Ind.
(2)
(2)
5V ± 10%
5V ± 10%
5V ± 5%
V
DD
(V)
Min. Max.
—
—
—
—
—
—
—
—
-10
Max.
10
8
350
20
45
—
—
—
—
1
Com.
Com.
Ind.
Ind.
Unit
pF
pF
Min. Max.
—
—
—
—
—
—
—
—
Min.
-12
–0.3
200
2.4
2.2
–1
–2
–1
–2
25
—
350
450
20
25
35
40
1
2
V
DD
Max.
0.4
0.8
—
ISSI
1
2
1
2
+ 0.5
Unit
mA
mA
mA
µA
Unit
µA
µA
V
V
V
V
®
3