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Número de pieza KM23S4000ETY
Descripción (KM23x4000xTY) 4M-Bit CMOS Mask ROM
Fabricantes Samsung Semiconductor 
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KM23V4000D(E)TY/KM23S4000D(E)TY
CMOS MASK ROM
4M-Bit (512Kx8) CMOS MASK ROM
FEATURES
GENERAL DESCRIPTION
524,288 x 8 bit organization
The KM23V4000D(E)TY and KM23S4000D(E)TY are fully
Fast access time
static mask programmable ROM organized 524,288 x 8 bit. It is
3.3V Operation : 100ns(Max.)
fabricated using silicon gate CMOS process technoiogy.
3.0V Operation : 120ns(Max.)
2.5V Operation : 250ns(Max.)
Supply voltage
KM23V4000D(E)TY : single +3.0V/ single +3.3V
KM23S4000D(E)TY : single +2.5V
This device operates with low power supply, and all inputs and
outputs are TTL compatible.
Because of its asynchronous operation, it requires no external
clock assuring extremely easy operation.
Current consumption
It is suitable for use in program memory of microprocessor, and
Operating : 25mA(Max.)
Standby : 30µA(Max.)
Fully static operation
mAll inputs and outputs TTL compatible
Three state outputs
oPackage
-. KM23V(S)4000D(E)TY : 32-TSOP1-0820
data memory, character generator.
The KM23V4000D(E)TY and KM23S4000D(E)TY are pack-
aged in a 32-TSOP1.
U.cFUNCTIONAL BLOCK DIAGRAM
t4A18
e.
.
e.
.
h.
.
.
S.
taA0
X
BUFFERS
AND
DECODER
Y
BUFFERS
AND
DECODER
MEMORY CELL
MATRIX
(524,288x8)
SENSE AMP.
BUFFERS
PRODUCT INFORMATION
Product
Operating Vcc Range Speed
Temp Range (Typical)
(ns)
KM23V4000DTY
KM23S4000DTY
KM23V4000DETY
KM23S4000DETY
0°C~70°C
-20°C~85°C
3.3V/3.0V
2.5V
3.3V/3.0V
2.5V
100/120
250
100/120
250
PIN CONFIGURATION
.DaCE CONTROL
OE LOGIC
...
Q0 Q7
www mPin Name
.coA0 - A18
Q0 - Q7
t4UCE
eOE
eVCC
hVSS
www.DataSN.C
Pin Function
Address Inputs
Data Outputs
Chip Enable
Output Enable
Power
Ground
No Connection
A11
A9
A8
A13
A14
A17
N.C
VCC
A18
A16
A15
A12
A7
A6
A5
A4
#1
#16
32-TSOP1
KM23V4000D(E)TY
KM23S4000D(E)TY
#32
#17
OE
A10
CE
Q7
Q6
Q5
Q4
Q3
VSS
Q2
Q1
Q0
A0
A1
A2
A3

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