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AT28C256-15SU

AT28C256-15SU

AT28C256-15SU

Microchip Technology

5V V Surface Mount Memory IC AT28C256 256 kb kb 17.9mm mm 50mA mA

SOT-23

AT28C256-15SU Datasheet

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In-Stock: 0 items
Specifications
Name Value
Type Parameter
Factory Lead Time 14 Weeks
Mount Surface Mount
Mounting Type Surface Mount
Package / Case 28-SOIC (0.295, 7.50mm Width)
Number of Pins 28
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) 3 (168 Hours)
Number of Terminations 28
Terminal Finish Matte Tin (Sn) - annealed
Technology CMOS
Voltage - Supply 4.5V~5.5V
Terminal Position DUAL
Peak Reflow Temperature (Cel) 250
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
Interface Parallel, SPI
Memory Size 256Kb 32K x 8
Nominal Supply Current 50mA
Memory Type Non-Volatile
Access Time 150ns
Memory Format EEPROM
Memory Interface Parallel
Organization 32KX8
Memory Width 8
Write Cycle Time - Word, Page 10ms
Density 256 kb
Standby Current-Max 0.0002A
Programming Voltage 5V
Endurance 10000 Write/Erase Cycles
Write Cycle Time-Max (tWC) 10ms
Data Retention Time-Min 10
Write Protection HARDWARE/SOFTWARE
Data Polling YES
Toggle Bit YES
Page Size 64words
Height Seated (Max) 2.65mm
Length 17.9mm
Width 7.5mm
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
AT28C256-15SU Product Details

AT28C256-15SU Overview


A Non-Volatile-type memory can be classified as the memory type of this device. In addition, memory ics is available in a Tube case as well. An embedded 28-SOIC (0.295, 7.50mm Width) case surrounds memory ics. 256Kb 32K x 8 is the chip's memory size. In this device, the memory is of the EEPROM-format, which is a popular format in the mainstream computing sector. A wide operating temperature range makes this device ideal for a variety of demanding applications. The device is capable of handling a supply voltage of 4.5V~5.5V. There is a recommended mounting type of Surface Mount for it. There are 28 terminations on the chip. The comprehensive working procedure is supported by 1 functions in this part. There is a requirement for 5V to be supplied to this ic memory chip in order to operate. A device's base part number, AT28C256, is often used in order to identify similar components. The ic memory chip comes in a package with 28 pins that allows it to be connected to a computer. There is a note stating that this memory chip operates at 5V. In this chip, Surface Mount mounting is used, a straightforward, high-efficiency mounting method. In terms of its nominal supply current, this memory component is rated at 50mA. There is only a single power supply required for this memory chip. There is a need for a programming voltage of 5V in order to modify the state of some nonvolatile memory arrays. In this memory chip, data is processed at a frequency of 5MHz.

AT28C256-15SU Features


Package / Case: 28-SOIC (0.295, 7.50mm Width)
28 Pins
Operating Supply Voltage:5V
Freguency at 5MHz
5MHz terminals

AT28C256-15SU Applications


There are a lot of Microchip Technology AT28C256-15SU Memory applications.

  • multimedia computers
  • embedded logic
  • networks
  • mainframes
  • main computer memory
  • hard disk drive (HDD)
  • Cache memory
  • telecommunications
  • eSRAM
  • personal digital assistants

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