tm
TE
CH
T15M256B
SRAM
FEATURES
•
High speed access time: 50/70/85/100ns
•
Low power supply current :
- Operating :35mA(max)
- Standby : 10uA
•
Power supply : 5V (± 10%)
•
Fully static operation – No clock or refreshing
required
•
All inputs and outputs directly LVTTL
compatible
•
Common I/O capability
•
Data retention voltage : 1.5V (min)
•
Available packages :
28-pin DIP(600mil),SOJ, SOP, TSOP-I
(8x13.4mm forward type and reverse type).
•
Operating temperature :
-
-
0 ~ +70
°C
-40 ~ +85
°C
32K X 8 LOW POWER
CMOS STATIC RAM
GENERAL DESCRIPTION
The T15M256B is a low power CMOS static
RAM. organized as 32,768 x 8 bits that operates
on a single 5-volt power supply. Low operating
and standby current . Data retention is guaranteed
at a power supply voltage as low as 1.5V. This
device is packaged in a standard 28-pin
DIP(600mil), SOJ, SOP, TSOP-I forward and
reverse type.
BLOCK DIAGRAM
Vcc
→
Vss
→
A0
→
A14
→
.
.
.
DECODER
CORE
ARRAY
PART NUMBER EXAMPLES
PART NO.
T15M256B-70N
T15M256B-70J
T15M256B-70D
T15M256B-85P
T15M256B-85R
T15M256B-70NI
T15M256B-70JI
T15M256B-70DI
T15M256B-85PI
T15M256B-85RI
PACKAGE
CODE
N=DIP
J=SOJ
D=SOP
P= TSOP-I(Forward)
R= TSOP-I(Reverse)
N=DIP
J=SOJ
D=SOP
P= TSOP-I(Forward)
R= TSOP-I(Reverse)
-40 ~ +85
°C
0 ~ +70
°C
Operating
Temperature
CS
→
OE
→
CONTROL
WE
→
←
I / O1
DATA I/O
←
I / O8
.
.
TM Technology Inc. reserves the right
to change products or specifications without notice.
P. 1
Publication Date: MAY. 2002
Revision:A
TMT [ TAIWAN MEMORY TECHNOLOGY ]
