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M5L27128K fiches techniques PDF

Mitsubishi - 128K-Bit Erasable and Electrically Reprogrammable ROM

Numéro de référence M5L27128K
Description 128K-Bit Erasable and Electrically Reprogrammable ROM
Fabricant Mitsubishi 
Logo Mitsubishi 





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M5L27128K fiche technique
MITSUBISHI LSls
MSL27128K, -2
131, 072-BIT( 16384-WORD BY 8-BIT}
ERASABLE AND ELECTRICALLY REPROGRAMMABLE ROM
DESCRIPTION
The Mitsubishi M5L27128K is a high-speed 131072-bit
ultraviolet erasable and electrically reprogrammable read only
memory. It is suitable for microprocessor programming ap-
plications where rapid turn-around is required. The
M5L27128K is fabricated by N-channel double polysilicon gate
technology and is available in a 28-pin DIL package with a
transparent lid.
FEATURES
• 16384 word x 8 bit organization
• Access time M5L27128K-2
M5L27128K
........ 200ns(max.)
.250ns (max.)
• Two line control OE, CE
• Low power current (Icc): Active ............... 100mA (max.)
Standby ............. 45mA (max.)
• Single 5V power supply
• 3-State output buffer
• Input and output TTL-compatible in read and program
mode
• Standard 28-pin DIL package
• Fast programming algorithm
• Interchangeable with INTEL 27128
APPLICATION
• Microcomputer systems and peripheral equipment
PIN CONFIGURATION (TOP VIEW)
(5V.21V)Vpp
ADDRESS
INPUTS
A6
As
A4
A3
A2
AI
AO
Do
DATA INPUTS/ { D I
OUTPUTS
D2
(DV) GND
VCC ( 5V)
27 - PGM PROGRAM
INPUT
2 - A13
2 - A8 } ADDRESS
24 ~ A9 INPUTS
2 - All
22 ~ OE ~~~~~; INPUT
Outline 28K4
BLOCK DIAGRAM
ADDRESS INPUTS
r--
~Al3
A12
All ~
A9
As
A7 3
A6 4
A5 5
A4 6
~A,O
>bA3
A2 8
~Al
Ao
~
CHIP ENABLE INPUT CE
OUTPUT ENABLE INPUT OE
PROGRAM INPUT PGM
~VCC(5V)
Vpp( 5V. 21V) 1
1GND(DV)
X·DECODER
Y·DECODER
IlI
I
I 131072-BITS
CELL MATRIX
i
,
I
I
I
Y GATE CIRCUITS
I
I
CHIP ENABLE
OUTPUT ENABLE
AND
PROG. LOGIC
OUTPUT SENSE
AND
OUTPUT BUFFERS
J
- - - - 1 1 311 100 -0000~
pOD lD2D3.;'4D5D6D7,
DATA INPUTS/OUTPUTS
6-10
• MITSUBISHI
"'ELECTRIC

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