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M11B416256A-30J fiches techniques PDF

ETC - 256 K x 16 DRAM EDO PAGE MODE

Numéro de référence M11B416256A-30J
Description 256 K x 16 DRAM EDO PAGE MODE
Fabricant ETC 
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M11B416256A-30J fiche technique
EliteMT
DRAM
M11B416256A
256 K x 16 DRAM
EDO PAGE MODE
FEATURES
X16 organization
EDO (Extended Data-Output) access mode
2 CAS Byte/Word Read/Write operation
Single 5V ( ± 10%) power supply
TTL-compatible inputs and outputs
512-cycle refresh in 8ms
Refresh modes : RAS only, CAS BEFORE RAS (CBR)
and HIDDEN
JEDEC standard pinout
Key AC Parameter
tRAC
tCAC
tRC
tPC
-25 25 8 43 10
-28 28 9 48 11
-30 30 9 55 12
-35 35 10 65 14
-40 40 11 75 16
ORDERING INFORMATION - PACKAGE
40-pin 400mil SOJ
44 / 40-pin 400mil TSOP (TypeII)
PRODUCT NO.
M11B416256A-25J
M11B416256A-28J
M11B416256A-30J
M11B416256A-35J
M11B416256A-40J
M11B416256A-25T
M11B416256A-28T
M11B416256A-30T
M11B416256A-35T
M11B416256A-40T
PACKING TYPE
SOJ
TSOPII
GENERAL DESCRIPTION
The M11B416256A is a randomly accessed solid state memory, organized as 262,144 x 16 bits device. It offers Extended
Data-Output , 5V( ± 10%) single power supply. Access time (-25,-28,-30,-35,-40) and package type (SOJ, TSOP II) are optional
features of this family. All these family have CAS - before - RAS , RAS -only refresh and Hidden refresh capabilities.
Two access modes are supported by this device : Byte access and Word access. Use only one of the two CAS and leave
the other staying high will result in a BYTE access. WORD access happens when two CAS ( CASL , CASH ) are used.
CASL transiting low during READ or WRITE cycle will output or input data into the lower byte (IO0~IO7), and CASH
transiting low will output or input data into the upper byte (IO8~15).
PIN ASSIGNMENT
SOJ Top View
TSOP (TypeII) Top View
VCC
I/O0
I/O1
I/O2
I/O3
VCC
I/O4
I/O5
I/O6
I/O7
NC
NC
WE
RAS
NC
A0
A1
A2
A3
VCC
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
40 VSS
39 I/O15
38 I/O14
37 I/O13
36 I/O12
35 VSS
34 I/O11
33 I/O10
32 I/O9
31 I/O8
30 N C
29 CASL
28 CASH
27 OE
26 A8
25 A7
24 A6
23 A5
22 A4
21 VSS
VCC
I/O0
I/O1
I/O2
I/O3
VCC
I/O4
I/O5
I/O6
I/O7
NC
NC
WE
RAS
NC
A0
A1
A2
A3
VCC
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
40 VSS
39 I/O15
38 I/O14
37 I/O13
36 I/O12
35 VSS
34 I/O11
33 I/O10
32 I/O9
31 I/O8
30 N C
29 CASL
28 CASH
27 OE
26 A8
25 A7
24 A6
23 A5
22 A4
21 VSS
Elite Memory Technology Inc
Publication Date : Feb. 2004
Revision : 1.9
1/15

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