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AT28C256-25FM/883

AT28C256-25FM/883

AT28C256-25FM/883

Microchip Technology

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

SOT-23

AT28C256-25FM/883 Datasheet

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In-Stock: 0 items
Specifications
Name Value
Type Parameter
Factory Lead Time 23 Weeks
Contact Plating Lead, Tin
Mount Surface Mount
Mounting Type Surface Mount
Package / Case 28-CFlatPack
Number of Pins 28
Operating Temperature -55°C~125°C TC
Packaging Tube
Published 1997
JESD-609 Code e0
Pbfree Code no
Part Status Active
Moisture Sensitivity Level (MSL) 3 (168 Hours)
Number of Terminations 28
Terminal Finish TIN LEAD
Additional Feature AUTOMATIC WRITE
Technology CMOS
Voltage - Supply 4.5V~5.5V
Terminal Position DUAL
Peak Reflow Temperature (Cel) 240
Number of Functions 1
Supply Voltage 5V
Terminal Pitch 1.27mm
[email protected] Reflow Temperature-Max (s) 30
Base Part Number AT28C256
Operating Supply Voltage 5V
Power Supplies 5V
Interface Parallel, SPI
Memory Size 256Kb 32K x 8
Nominal Supply Current 50mA
Memory Type Non-Volatile
Access Time 250ns
Memory Format EEPROM
Memory Interface Parallel
Organization 32KX8
Output Characteristics 3-STATE
Memory Width 8
Write Cycle Time - Word, Page 10ms
Density 256 kb
Standby Current-Max 0.0003A
Screening Level MIL-STD-883 Class C
Programming Voltage 5V
Endurance 10000 Write/Erase Cycles
Write Cycle Time-Max (tWC) 10ms
Data Polling YES
Toggle Bit YES
Page Size 64words
Height Seated (Max) 3.02mm
Width 10.16mm
Radiation Hardening No
RoHS Status Non-RoHS Compliant
Pricing & Ordering
Quantity Unit Price Ext. Price
15 $115.78267 $1736.74005
AT28C256-25FM/883 Product Details

AT28C256-25FM/883 Overview


Non-Volatile is its memory type. Tube-cases are available. There is a 28-CFlatPack case embedded in it. It is estimated that the memory size on the chip is 256Kb 32K x 8. This device utilizes a EEPROM format memory which is of mainstream design. Due to its wide operating temperature range, this device can be used in a wide variety of demanding applications. The supply voltage can be up to 4.5V~5.5V. The recommended mounting type for memory ics is Surface Mount. The chip contains 28 terminations. It supports up to 1 functions for comprehensive operation. The memory device is designed to be supplied with an 5V volt power supply in order to operate properly. In order to select similar parts, typical manufacturers refer to AT28C256 as the device's base part number. An 28-pin package is used to package this memory device. There is a note stating that this memory chip operates at 5V. In this chip, the Surface Mount mounting method is used, a straightforward, high-efficiency mounting method. As far as the nominal supply current of this memory component is concerned, it is rated at 50mA. Despite all the merits of this chip, it also has AUTOMATIC WRITE to boost system performance. The power supply needed for this memory chip is only 5V . A programming voltage of 5V is needed to alter the state of certain nonvolatile memory arrays.

AT28C256-25FM/883 Features


Package / Case: 28-CFlatPack
28 Pins
Operating Supply Voltage:5V
Additional Feature:AUTOMATIC WRITE

AT28C256-25FM/883 Applications


There are a lot of Microchip Technology AT28C256-25FM/883 Memory applications.

  • cell phones
  • servers
  • Camcorders
  • eDRAM
  • hard disk drive (HDD)
  • nonvolatile BIOS memory
  • eSRAM
  • DVD disk buffer
  • mainframes
  • graphics card

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