IS61C256AL-12TLI ISSI, Integrated Silicon Solution Inc, IS61C256AL-12TLI Datasheet - Page 8

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

Specifications of IS61C256AL-12TLI

• Memory Size: 256K (32K x 8)
• Package / Case: 28-TSOP
• Interface: Parallel
• Format - Memory: RAM
• Memory Type: SRAM - Asynchronous
• Speed: 12ns
• Voltage - Supply: 4.5 V ~ 5.5 V
• Operating Temperature: -40°C ~ 85°C
• Access Time: 12 ns
• Supply Voltage (max): 5.5 V
• Supply Voltage (min): 4.5 V
• Maximum Operating Current: 25 mA
• Organization: 32 K x 8
• Maximum Operating Temperature: + 85 C
• Minimum Operating Temperature: - 40 C
• Mounting Style: SMD/SMT
• Number Of Ports: 1
• Operating Supply Voltage: 5 V
• 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
• 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: Lead free / RoHS Compliant, Lead free / RoHS Compliant
• Other names: 706-1031

DATA RETENTION WAVEFORM (CE
IS61C256AL
DATA RETENTION SWITCHING CHARACTERISTICS
Note:
8
Symbol
1. Typical Values are measured at V
V
I
t
t
DR
RDR
SDR
DR
4.5V
2.2V
GND
Parameter
V
Data Retention Current
Data Retention Setup Time
Recovery Time
DD
VDD
V
CE
for Data Retention
DR
DD
= 5V, T
t
SDR
See Data Retention Waveform
See Data Retention Waveform
Test Condition
V
V
See Data Retention Waveform
IN
DD
A
≥ V
= 25
= 2.0V, CE ≥ V
CE
CE
CE
CE Controlled)
DD
o
C and not 100% tested.
– 0.2V, or V
Integrated Silicon Solution, Inc. — www.issi.com —
DD
IN
– 0.2V
Data Retention Mode
CE ≥ VDD - 0.2V
≤ V
SS
+ 0.2V
Com.
Ind.
t
RDR
Min.
2.0
t
—
—
RC
0
Typ.
50
(1)
ISSI
1-800-379-4774
Max.
100
5.5
90
—
—
10/23/06
Unit
µA
ns
ns
V
Rev. B
®