T14L256A Ver la hoja de datos (PDF) - Taiwan Memory Technology
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T14L256A Datasheet PDF : 9 Pages
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tm TE
CH
SRAM
T14L256A
32K X 8 HIGH SPEED
CMOS STATIC RAM
FEATURES
• High speed access time: 8/10/12/15ns(max.)
• Low power consumption : Active 300 mW (typ.)
• Single + 3.3 power supply
• Fully static operation – No clock or refreshing
required
• All inputs and outputs directly LVTTL
compatible
• Common I/O capability
• Available packages :
28-pin 300 mil, SOJ, TSOP-I (forward type)
and lead-free package.
• Output enable (OE ) available for very fast
access
PIN CONFIGURATION
A14 1
A12 2
A7 3
A6 4
A5 5
A4 6
A3 7
A2 8
A1 9
A0 10
I/O1 11
I/O2 12
I/O3 13
Vss 14
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
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
28
A10
27
CS
26
I/O8
25
I/O7
24
I/O6
23
I/O5
22
I/O4
21
VSS
20
I/O3
19
I/O2
18
I/O1
17
A0
16
A1
15
A2
GENERAL DESCRIPTION
The T14L256A is a high speed, low power
CMOS static RAM organized as 32,768 x 8 bits
that operates on a single 3.3-volt power supply.
This device is packaged in a standard 28-pin 300
mil SOJ or TSOP-I forward type and lead-free .
BLOCK DIAGRAM
Vcc →
VSS →
A0
.
.
.
A 14
DECODER
CORE
ARRAY
CS
OE CONTROL
WE
DATA I/O
I/O 1
...
I/O 8
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
PART NUMBER EXAMPLES
PACKAGE SPEED
T14L256A-8J SOJ
8ns
T14L256A-8JG SOJ/lead-free 8ns
T14L256A-8P TSOP-I
8ns
TM Technology Inc. reserves the right
P. 1
to change products or specifications without notice.
Publication Date: NOV. 2003
Revision: F
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