IS62C256-45UL-TR ISSI, IS62C256-45UL-TR Datasheet - Page 9

• Manufacturer Part Number: IS62C256-45UL-TR
• Description: SRAM 256K 32K x 8 45ns 5v
• Manufacturer: ISSI
• Type: Asynchronousr

Specifications of IS62C256-45UL-TR

• Product Category: SRAM
• Rohs: yes
• Memory Size: 256 Kbit
• Organization: 32 K x 8
• Access Time: 45 ns
• Supply Voltage - Max: 5.5 V
• Supply Voltage - Min: 4.5 V
• Maximum Operating Current: 60 mA
• Maximum Operating Temperature: + 70 C
• Minimum Operating Temperature: 0 C
• Mounting Style: SMD/SMT
• Package / Case: SOP-28
• Interface: TTL
• Factory Pack Quantity: 1000

DATA RETENTION WAVEFORM (CE
IS65C256AL
IS62C256AL
DATA RETENTION SWITCHING CHARACTERISTICS
Note:
Integrated Silicon Solution, Inc.
Rev. D
05/09/12
Symbol Parameter
1. Typical Values are measured at V
V
I
t
t
DR
SDR
RDR
DR
4.5V
2.2V
GND
V
Data Retention Current
Data Retention Setup Time See Data Retention Waveform
Recovery Time
DD
VDD
V
CE1
for Data Retention
DR
DD
= 5V, T
t
SDR
Test Condition
See Data Retention Waveform
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
DD
IN
CE1 ≥ VDD - 0.2V
Data Retention Mode
≤ V
– 0.2V
SS
+ 0.2V
Com.
Auto.
Ind.
t
RDR
Min.
2.0
t
—
—
—
0
RC
Typ.
—
—
—
Max.
5.5
15
20
50
—
—
Unit
µA
ns
ns
V
9