MB81C4256-12C
Description: Fast Page DRAM, 256KX4, 120ns, CMOS, CDIP20, SIDE BRAZED, METAL SEALED, CERAMIC, DIP-20

Overview of MB81C4256-12C by FUJITSU Semiconductor Limited

Note: Data for a part may vary between manufacturers. You can filter for manufacturers on the top of the page next to the part image and part number.
Where used in Applications: Computing and Data Storage

Available Datasheets

Part # Manufacturer Description Datasheet
AD5693BCPZ-RL7 Analog Devices 16-BIT 12C nanoDAC+
AD7414ARMZ-0 Analog Devices SMBus/12C 10-bit digital temp
AD7414ARTZ-1REEL7 Analog Devices SMBus/12C 10-bit digital temp

CAD Models for MB81C4256-12C by FUJITSU Semiconductor Limited
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Part Data Attributes for MB81C4256-12C by FUJITSU Semiconductor Limited

MB81C4256-12C
FUJITSU Semiconductor Limited
-
-
Part Life Cycle Code
Obsolete
Ihs Manufacturer
FUJITSU SEMICONDUCTOR AMERICA INC
Package Description
DIP,
Reach Compliance Code
unknown
ECCN Code
EAR99
HTS Code
8542.32.00.02
Access Mode
FAST PAGE
Access Time-Max
120 ns
Additional Feature
RAS ONLY; CAS BEFORE RAS; HIDDEN REFRESH
JESD-30 Code
R-CDIP-T20
Length
24.89 mm
Memory Density
1048576 bit
Memory IC Type
FAST PAGE DRAM
Memory Width
4
Number of Functions
1
Number of Ports
1
Number of Terminals
20
Number of Words
262144 words
Number of Words Code
256000
Operating Mode
ASYNCHRONOUS
Operating Temperature-Max
70 °C
Operating Temperature-Min
Organization
256KX4
Output Characteristics
3-STATE
Package Body Material
CERAMIC, METAL-SEALED COFIRED
Package Code
DIP
Package Shape
RECTANGULAR
Package Style
IN-LINE
Qualification Status
Not Qualified
Refresh Cycles
512
Seated Height-Max
5.08 mm
Supply Voltage-Max (Vsup)
5.5 V
Supply Voltage-Min (Vsup)
4.5 V
Supply Voltage-Nom (Vsup)
5 V
Surface Mount
NO
Technology
CMOS
Temperature Grade
COMMERCIAL
Terminal Form
THROUGH-HOLE
Terminal Pitch
2.54 mm
Terminal Position
DUAL
Width
7.62 mm
Want to compare parts?
  1. MB81C4256-12C
    FUJITSU Semiconductor Limited
    Fast Page DRAM, 256KX4, 120ns, CMOS, CDIP20, SIDE BRAZED, METAL SEALED, CERAMIC, DIP-20
    VS

Alternate Parts for MB81C4256-12C

This table gives cross-reference parts and alternative options found for MB81C4256-12C. The Form Fit Function (FFF) tab will give you the options that are more likely to serve as direct pin-to-pin alternates or drop-in parts. The Functional Equivalents tab will give you options that are likely to match the same function of MB81C4256-12C, but it may not fit your design. Always verify details of parts you are evaluating, as these parts are offered as suggestions for what you are looking for and are not guaranteed.
Part Number Description Manufacturer Compare
MDM4256TMB-12 Fast Page DRAM, 256KX4, 120ns, CMOS, CDIP20 Mosaic Semiconductor Inc MB81C4256-12C vs MDM4256TMB-12
EDI44256C120QM Fast Page DRAM, 256KX4, 120ns, CMOS, CDIP20, Electronic Designs Inc MB81C4256-12C vs EDI44256C120QM
M5M44256AP-12 Fast Page DRAM, 256KX4, 120ns, CMOS, PDIP20, 0.300 INCH, PLASTIC, DIP-20 Mitsubishi Electric MB81C4256-12C vs M5M44256AP-12
MDM4256TI-12 Fast Page DRAM, 256KX4, 120ns, CMOS, CDIP20 Mosaic Semiconductor Inc MB81C4256-12C vs MDM4256TI-12
HM514256API-12 Fast Page DRAM, 256KX4, 120ns, CMOS, PDIP20, 0.300 INCH, PLASTIC, DIP-20 Hitachi Ltd MB81C4256-12C vs HM514256API-12
SMJ44C256-12JDL 256KX4 FAST PAGE DRAM, 120ns, CDIP20, 0.300 INCH, HERMETIC SEALED, SIDE BRAZED, CERAMIC, DIP-20 Texas Instruments MB81C4256-12C vs SMJ44C256-12JDL
HM514266AP-12 Fast Page DRAM, 256KX4, 120ns, CMOS, PDIP20, 0.300 INCH, PLASTIC, DIP-20 Hitachi Ltd MB81C4256-12C vs HM514266AP-12
AS4C4256C-12/883C Fast Page DRAM, 256KX4, 120ns, CMOS, CDIP20, 0.300 INCH, CERAMIC, DIP-20 Micross Components MB81C4256-12C vs AS4C4256C-12/883C
Part Number Description Manufacturer Compare
MCM514256APC70 256KX4 FAST PAGE DRAM, 70ns, PDIP20, 0.300 INCH, PLASTIC, DIP-20 Motorola Mobility LLC MB81C4256-12C vs MCM514256APC70
MCM514258AZ10 256KX4 STATIC COLUMN DRAM, 100ns, PZIP20, 2.54 MM PITCH, PLASTIC, ZIP-20 Motorola Mobility LLC MB81C4256-12C vs MCM514258AZ10
KM44C256BLZ-7 Fast Page DRAM, 256KX4, 70ns, CMOS, PZIP19, PLASTIC, ZIP-20/19 Samsung Semiconductor MB81C4256-12C vs KM44C256BLZ-7
TC514268AP-80 IC 256K X 4 STATIC COLUMN DRAM, 80 ns, PDIP20, PLASTIC, DIP-20, Dynamic RAM Toshiba America Electronic Components MB81C4256-12C vs TC514268AP-80
MT4C4256Z-6LIT Fast Page DRAM, 256KX4, 60ns, CMOS, PZIP20, 0.350 INCH, PLASTIC, ZIP-20 Micron Technology Inc MB81C4256-12C vs MT4C4256Z-6LIT
HM514256ZP-12 Page Mode DRAM, 256KX4, 120ns, CMOS, PZIP20, 0.400 INCH, PLASTIC, ZIP-20 Hitachi Ltd MB81C4256-12C vs HM514256ZP-12
MSM514266B-60RS Fast Page DRAM, 256KX4, 60ns, CMOS, PDIP20, PLASTIC, DIP-20 OKI Electric Industry Co Ltd MB81C4256-12C vs MSM514266B-60RS
NN514256LP-70 Fast Page DRAM, 256KX4, 70ns, CMOS, PDIP20 United Microelectronics Corporation MB81C4256-12C vs NN514256LP-70
TC514256BZL-60 IC 256K X 4 FAST PAGE DRAM, 60 ns, PZIP19, 0.400 INCH, PLASTIC, ZIP-20/19, Dynamic RAM Toshiba America Electronic Components MB81C4256-12C vs TC514256BZL-60
LH64256BD-70 Fast Page DRAM, 256KX4, 70ns, CMOS, PDIP20, DIP-20 Sharp Corp MB81C4256-12C vs LH64256BD-70

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