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T15M256B

32K X 8 LOW POWER CMOS STATIC RAM



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T15M256B pdf
tm TE
CH
T15M256B
SRAM
32K X 8 LOW POWER
CMOS STATIC RAM
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
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)
Operating
Temperature
0 ~ +70 °C
-40 ~ +85 °C
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
.
. DECODER
.
A14
CS
OE CONTROL
WE
CORE
ARRAY
I / O1
.
DATA I/O
.
I / O8
TM Technology Inc. reserves the right
P. 1
to change products or specifications without notice.
Publication Date: MAY. 2002
Revision:A



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T15M256B pdf
tm TE
CH
PIN CONFIGURATION
A14
A12
A7
A6
A5
A4
A3
A2
A1
A0
I/O 1
I/O 2
I/O 3
V ss
1
2
3
4
5
6
7
8
9
10
11
12
13
14
D IP
&
SOJ
28 Vcc
27 WE
26 A13
25 A8
24 A9
23 A11
22 OE
21 A10
20 CS
19 I/O8
18 I/O7
17 I/O6
16 I/O5
15 I/O4
A14
A12
A7
A6
A5
A4
A3
A2
A1
A0
I/O1
I/O2
I/O3
Vss
1
2
3
4
5
6
7
8
9
10
11
12
13
14
SOP
T15M256B
28 Vcc
27 WE
26 A13
25 A8
24 A9
23 A11
22 OE
21 A10
20 CS
19 I/O8
18 I/O7
17 I/O6
16 I/O5
15 I/O4
OE 1
A11 2
A9 3
A8 4
A13 5
WE 6
VCC 7
A14 8
A12 9
A7 10
A6 11
A5 12
A4 13
A3 14
TSOP-I
Forward
28 A10 A3
1
27 CS A4
2
26 I/O8 A5
3
25 I/O7 A6
4
24 I/O6 A7
5
23 I/O5 A12
6
22 I/O4 A14
7
21 VSS VCC 8
20 I/O3 WE
9
19 I/O2 A13 10
18 I/O1 A8
11
17 A0 A9 12
16 A1 A11 13
15 A2 OE 14
TSOP-I
Reverse
28 A2
27 A1
26 A0
25 I/O1
24 I/O2
23 I/O3
22 VSS
21 I/O4
20 I/O5
19 I/O6
18 I/O7
17 I/O8
16 CS
15 A10
PIN DESCRIPTION
SYMBOL
A0 - A14
I/O1 - I/O8
CS
WE
OE
Vcc
Vss
DESCRIPTION
Address Inputs
Data Inputs/Outputs
Chip Select Inputs
Write Enable
Output Enable
Power Supply
Ground
TM Technology Inc. reserves the right
P. 2
to change products or specifications without notice.
Publication Date: MAY. 2002
Revision:A



Part Number T15M256B
Description 32K X 8 LOW POWER CMOS STATIC RAM
Maker TM tech - TM tech
Total Page 13 Pages
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