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T14M256A-8P Datasheet

  • T14M256A-8P

  • 32K X 8 HIGH SPEED CMOS STATIC RAM

  • 9頁(yè)

  • TMT

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tm
TE
CH
T14M256A
SRAM
FEATURES
鈥?/div>
High speed access time: 7/8/10/12/15ns(max.)
鈥?/div>
Low power consumption : Active 300 mW (typ.)
鈥?/div>
Single + 5 power supply
鈥?/div>
Fully static operation 鈥?No clock or refreshing
required
鈥?/div>
All inputs and outputs directly TTL compatible
鈥?/div>
Common I/O capability
鈥?/div>
Available packages : 28-pin 300 mil SOJ and
TSOP-I (forward type ).
鈥?/div>
Output enable (
OE
) available for very fast
access
鈥?/div>
Mix-mode Outputs
32K X 8 HIGH SPEED
CMOS STATIC RAM
GENERAL DESCRIPTION
The T14M256A is a high speed, low power
CMOS static RAM organized as 32,768 x 8 bits
that operates on a single 5-volt power supply.
This device is packaged in a standard 28-pin 300
mil SOJ or TSOP-I forward.
BLOCK DIAGRAM
Vcc
鈫?/div>
V
SS
鈫?/div>
A0
.
.
.
A 14
CS
OE
WE
CONTROL
DATA I/O
I/O 1
.
.
.
I/O 8
DECODER
CORE
ARRAY
PIN CONFIGURATION
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
28
27
26
25
24
Vcc
WE
A13
A8
A9
A11
OE
A10
CS
I/O8
I/O7
I/O6
I/O5
I/O4
SOJ
23
22
21
20
19
18
17
16
15
PIN DESCRIPTION
SYMBOL
A0 - A14
I/O1 - I/O8
CS
WE
OE
28
27
26
25
24
23
22
21
20
19
18
17
16
15
A10
CS
I/O8
I/O7
I/O6
I/O5
I/O4
VSS
I/O3
I/O2
I/O1
A0
A1
A2
OE
A11
A9
A8
A13
WE
VCC
A14
A12
A7
A6
A5
A4
A3
1
2
3
4
5
6
7
8
9
10
11
12
13
14
Vcc
Vss
DESCRIPTION
Address Inputs
Data Inputs/Outputs
Chip Select Inputs
Write Enable
Output Enable
Power Supply
Ground
PART NUMBER EXAMPLES
T14M256A-8J
T14M256A-8P
PACKAGE
SOJ
TSOP-I
SPEED
8ns
8ns
TSOP-I
Taiwan Memory Technology, Inc. reserves the right
to change products or specifications without notice.
P. 1
Publication Date: SEP. 2001
Revision: G

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