參數(shù)資料
型號: TC55VEM208ASTN40
廠商: Toshiba Corporation
英文描述: TOSHIBA MOS DIGITAL INTEGRATED CIRCUIT SILICON GATE CMOS
中文描述: 東芝馬鞍山數(shù)字集成電路硅柵CMOS
文件頁數(shù): 2/11頁
文件大小: 173K
代理商: TC55VEM208ASTN40
TC55VEM208ASTN40,55
2002-08-07 2/11
BLOCK DIAGRAM
OPERATING MODE
MODE
CE
OE
R/W
I/O1~I/O8
POWER
Read
L
L
H
Output
I
DDO
Write
L
*
L
Input
I
DDO
Output Deselect
L
H
H
High-Z
I
DDO
Standby
H
*
*
High-Z
I
DDS
*
= don't care
H = logic high
L = logic low
MAXIMUM RATINGS
SYMBOL
RATING
VALUE
UNIT
V
DD
V
IN
Power Supply Voltage
0.3~4.2
V
Input Voltage
0.3
*
~4.2
V
V
I/O
Input/Output Voltage
0.5~V
DD
+
0.5
V
P
D
T
solder
Power Dissipation
0.6
W
Soldering Temperature (10s)
260
°C
T
stg
Storage Temperature
55~150
°C
T
opr
Operating Temperature
40~85
°C
*
:
2.0 V when measured at a pulse width of 20ns
COLUMN ADDRESS
BUFFER
A8
A9
A11
A12
A13
A14
I/O1
I/O2
I/O3
I/O4
I/O5
I/O6
I/O7
I/O8
MEMORY CELL ARRAY
2,048
×
256
×
8
(4,194,304)
COLUMN ADDRESS
DECODER
COLUMN ADDERSS
REGISTER
SENSE AMP
CE
A15
A16
A17
A18
CE
V
DD
GND
CE
R/W
OE
A7
CE
A2
A0 A1
A10
A3 A4 A5 A6
R
R
R
D
C
C
G
8
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