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參數(shù)資料
型號(hào): MEM4X16E43VTW-5
廠商: Electronic Theatre Controls, Inc.
英文描述: 4 MEG x 16 EDO DRAM
中文描述: 4邁可× 16 EDO公司的DRAM
文件頁(yè)數(shù): 1/24頁(yè)
文件大小: 598K
代理商: MEM4X16E43VTW-5
1
FEATURES
Single +3.3V ±0.3V power supply
Industry-standard x16 pinout, timing, functions,
and package
12 row, 10 column addresses (4)
13 row, 9 column addresses (8)
High-performance CMOS silicon-gate process
All inputs, outputs and clocks are LVTTL-compatible
Extended Data-Out (EDO) PAGE MODE access
4,096-cycle CAS#-BEFORE-RAS# (CBR) REFRESH
distributed across 64ms
Self refresh for low-power data retention
OPTIONS
MARKING
Operating Temperature Range
Commercial (0°C to +70°C)
Extended (-40°C to +85°C)
None
IT
NOTE:
1. The “ #” symbol indicates signal is active LOW.
Part Number Example:
MEM4X16E43VTW-5
PIN ASSIGNMENT (Top View )
50-Pin TSOP
V
CC
DQ0
DQ1
DQ2
DQ3
V
CC
DQ4
DQ5
DQ6
DQ7
NC
V
CC
WE#
RAS#
NC
NC
NC
NC
A0
A1
A2
A3
A4
A5
V
CC
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
50
49
48
47
46
45
44
43
42
41
40
39
38
37
36
35
34
33
32
31
30
29
28
27
26
V
SS
DQ15
DQ14
DQ13
DQ12
V
SS
DQ11
DQ10
DQ9
DQ8
NC
V
SS
CASL#
CASH#
OE#
NC
NC
NC/
A12
A11
A10
A9
A8
A7
A6
V
SS
KEY TIMING PARAMETERS
SPEED
-5
-6
t
RC
84ns
104ns
t
RAC
50ns
60ns
t
PC
20ns
25ns
t
AA
25ns
30ns
t
CAC
13ns
15ns
t
CAS
8ns
10ns
4 MEG x 16 EDO DRAM PART NUMBERS
REFRESH
PART NUMBER ADDRESSING PACKAGE
4X16E43VTW-x 4 400-TSOP
4X16E83VTW-x 8 400-TSOP
x = speed
4X16E43V 4X16E83V
Configuration
Refresh
Row Address
Column Addressing
4 Meg x 16
4K
4K (A0-A11)
1K (A0-A9)
4 Meg x 16
8K
8K (A0-A12)
512 (A0-A8)
A12 for "8K" version, NC for "4K" version.
4 MEG x 16
EDO DRAM
EDO DRAM
4X16E43V
Plastic Package
50-pin TSOP (400 mil)
TW
Timing
50ns access
60ns access
-5
-6
Refresh Rates
4K
8K
4
8
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