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TC55V040AFT-55 Datasheet(PDF) 2 Page - Toshiba Semiconductor

Part No. TC55V040AFT-55
Description  524,288-WORD BY 8-BIT FULL CMOS STATIC RAM
Download  11 Pages
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Maker  TOSHIBA [Toshiba Semiconductor]
Homepage  http://www.semicon.toshiba.co.jp/eng
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TC55V040AFT-55 Datasheet(HTML) 2 Page - Toshiba Semiconductor

 
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TC55V040AFT-55,-70
2003-08-06
2/11
BLOCK DIAGRAM
OPERATING MODE
MODE
1
CE
CE2
OE
R/W
I/O1~I/O8
POWER
Read
L
H
L
H
Output
IDDO
Write
L
H
*
L
Input
IDDO
Output Deselect
L
H
H
H
High-Z
IDDO
H
*
*
*
High-Z
IDDS
Standby
*
L
*
*
High-Z
IDDS
* = don't care
H = logic high
L = logic low
MAXIMUM RATINGS
SYMBOL
RATING
VALUE
UNIT
VDD
Power Supply Voltage
0.3~4.6
V
VIN
Input Voltage
0.3*~4.6
V
VI/O
Input/Output Voltage
0.5~VDD + 0.5
V
PD
Power Dissipation
0.6
W
Tsolder
Soldering Temperature (10s)
260
°C
Tstg
Storage Temperature
55~150
°C
Topr
Operating Temperature
40~85
°C
*:
3.0 V when measured at a pulse width of 50ns
COLUMN ADDRESS
BUFFER
A5
I/O1
MEMORY CELL ARRAY
2,048
× 256 × 8
(4,194,304)
COLUMN ADDRESS
DECODER
COLUMN ADDERSS
REGISTER
SENSE AMP
A6
A7
A8
A9
A12
A11
A13
A14
CE
VDD
GND
CE
A4
A18
A2
A0 A1
A17
A3 A10 A15 A16
I/O2
I/O3
I/O4
I/O5
I/O6
I/O7
I/O8
8
CE
1
CE
R/W
OE
CE2


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