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AT28HC256-90UM/883

AT28HC256-90UM/883

AT28HC256-90UM/883

Microchip Technology

5V V Through Hole Memory IC AT28HC256 256 kb kb 16.51mm mm 80mA mA

SOT-23

AT28HC256-90UM/883 Datasheet

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Specifications
Name Value
Type Parameter
Factory Lead Time 23 Weeks
Contact Plating Lead, Tin
Mount Through Hole
Mounting Type Through Hole
Package / Case 28-BCPGA
Number of Pins 28
Operating Temperature -55°C~125°C TC
Packaging Tray
Published 1997
JESD-609 Code e0
Pbfree Code no
Part Status Active
Moisture Sensitivity Level (MSL) 1 (Unlimited)
Number of Terminations 28
Terminal Finish Tin/Lead (Sn/Pb)
Additional Feature AUTOMATIC WRITE
Technology CMOS
Voltage - Supply 4.5V~5.5V
Terminal Position PERPENDICULAR
Peak Reflow Temperature (Cel) 225
Number of Functions 1
Supply Voltage 5V
Terminal Pitch 2.54mm
Frequency 90GHz
[email protected] Reflow Temperature-Max (s) 30
Base Part Number AT28HC256
Qualification Status Not Qualified
Operating Supply Voltage 5V
Power Supplies 5V
Interface Parallel, SPI
Memory Size 256Kb 32K x 8
Nominal Supply Current 80mA
Memory Type Non-Volatile
Operating Mode ASYNCHRONOUS
Access Time 90ns
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) 4.4mm
Length 16.51mm
Width 13.97mm
RoHS Status Non-RoHS Compliant
Lead Free Contains Lead
Pricing & Ordering
Quantity Unit Price Ext. Price
1 $351.65000 $351.65
500 $348.1335 $174066.75
1000 $344.617 $344617
1500 $341.1005 $511650.75
2000 $337.584 $675168
2500 $334.0675 $835168.75
AT28HC256-90UM/883 Product Details

AT28HC256-90UM/883 Overview


In this case, the memory type of the device can be classified as Non-Volatile. You can get memory ics in a Tray case. In the case of 28-BCPGA, it is embedded within the case. 256Kb 32K x 8 is the chip's memory size. This device uses takes advantage of the EEPROM format. This device has an extended operating temperature range of -55°C~125°C TC, so it's perfect for a wide range of demanding applications. The supply voltage can be up to 4.5V~5.5V. As far as the mounting type is concerned, Through Hole is recommended. The chip is terminated with 28 terminations. In total, 1 functions are supported by this part. An 5V supply is required for this ic memory chip to operate properly. A device's base part number, AT28HC256, is often used in order to identify similar components. An 28-pin package is used to package this memory device. This memory chip has an operating supply voltage of 5V. Using Through Hole mounting, this chip offers straightforward and high-efficiency mounting. The nominal supply current of this memory component is 80mA. It also features AUTOMATIC WRITE to boost system performance despite all its merits. When it comes to power supplies, this memory chip only requires 5V . The programming voltage required for certain nonvolatile memory arrays is 5V. A frequency of 90GHz is used to process the data on this memory chip.

AT28HC256-90UM/883 Features


Package / Case: 28-BCPGA
28 Pins
Operating Supply Voltage:5V
Additional Feature:AUTOMATIC WRITE
Freguency at 90GHz
90GHz terminals

AT28HC256-90UM/883 Applications


There are a lot of Microchip Technology AT28HC256-90UM/883 Memory applications.

  • personal digital assistants
  • Camcorders
  • telecommunications
  • supercomputers
  • data buffer
  • cell phones
  • personal computers
  • eSRAM
  • printers
  • DVD disk buffer

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