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AT28C256E-15JU

AT28C256E-15JU

AT28C256E-15JU

Microchip Technology

5V V Surface Mount Memory IC AT28C256 256 kb kb 13.97mm mm 50mA mA

SOT-23

AT28C256E-15JU Datasheet

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In-Stock: 0 items
Specifications
Name Value
Type Parameter
Factory Lead Time 4 Weeks
Contact Plating Tin
Mount Surface Mount
Mounting Type Surface Mount
Package / Case 32-LCC (J-Lead)
Number of Pins 32
Operating Temperature -40°C~85°C TC
Packaging Tube
Published 1997
JESD-609 Code e3
Pbfree Code yes
Part Status Active
Moisture Sensitivity Level (MSL) 2 (1 Year)
Number of Terminations 32
Additional Feature AUTOMATIC WRITE
Technology CMOS
Voltage - Supply 4.5V~5.5V
Terminal Position QUAD
Peak Reflow Temperature (Cel) 245
Number of Functions 1
Supply Voltage 5V
Terminal Pitch 1.27mm
Frequency 5MHz
[email protected] Reflow Temperature-Max (s) 40
Base Part Number AT28C256
Operating Supply Voltage 5V
Power Supplies 5V
Memory Size 256Kb 32K x 8
Nominal Supply Current 50mA
Memory Type Non-Volatile
Access Time 150ns
Memory Format EEPROM
Memory Interface Parallel
Output Characteristics 3-STATE
Memory Width 8
Write Cycle Time - Word, Page 10ms
Density 256 kb
Standby Current-Max 0.0002A
Screening Level MIL-STD-883
Programming Voltage 5V
Endurance 100000 Write/Erase Cycles
Write Cycle Time-Max (tWC) 10ms
Data Retention Time-Min 10
Write Protection HARDWARE/SOFTWARE
Data Polling YES
Toggle Bit YES
Command User Interface NO
Page Size 64words
Height Seated (Max) 3.556mm
Length 13.97mm
Width 11.43mm
Radiation Hardening No
REACH SVHC No SVHC
RoHS Status ROHS3 Compliant
Lead Free Lead Free
Pricing & Ordering
Quantity Unit Price Ext. Price
1 $6.63000 $6.63
25 $6.38600 $159.65
100 $6.12850 $612.85
AT28C256E-15JU Product Details

AT28C256E-15JU Overview


As far as memory types are concerned, Non-Volatile is considered to be its memory type. You can get memory ics in a Tube case. As you can see, it is embedded in 32-LCC (J-Lead) case. On the chip, there is an 256Kb 32K x 8 memory, which is the size of the chip's memory. In this device, the memory is of the EEPROM-format, which is a popular format in the mainstream computing sector. The device's extended operating temperature range of -40°C~85°C TC makes it ideal for many demanding applications. A voltage of 4.5V~5.5V is possible to be applied to the supply. There is a recommendation that Surface Mount mounting type should be used for this product. As you can see from the diagram, the chip is planted with 32 terminations. In total, this part supports 1 functions. The memory device is designed to be supplied with an 5V volt power supply in order to operate properly. It is common to select similar parts by referring to the device's base part number, AT28C256. A 32-pin package containing this memory device is used to house this device. A voltage of 5V is noted as the operating supply voltage for this memory. It uses Surface Mount mounting, which is an efficient, straightforward mounting method. Memory chip's nominal supply current is 50mA. Although it has all the merits this chip has, it is also equipped with AUTOMATIC WRITE to give a performance boost to the system. This memory chip requires only 5V of power. There is a need for a programming voltage of 5V in order to modify the state of some nonvolatile memory arrays. There is an 5MHz frequency with which this memory chip processes data.

AT28C256E-15JU Features


Package / Case: 32-LCC (J-Lead)
32 Pins
Operating Supply Voltage:5V
Additional Feature:AUTOMATIC WRITE
Freguency at 5MHz
5MHz terminals

AT28C256E-15JU Applications


There are a lot of Microchip Technology AT28C256E-15JU Memory applications.

  • networking
  • servers
  • supercomputers
  • graphics card
  • personal digital assistants
  • DVD disk buffer
  • telecommunications
  • nonvolatile BIOS memory
  • eDRAM
  • personal computers

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