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AT28HC256E-70JU-T

AT28HC256E-70JU-T

AT28HC256E-70JU-T

Microchip Technology

Memory IC 13.97mm mm

SOT-23

AT28HC256E-70JU-T Datasheet PDF

non-compliant

Technical Specifications

Parameter NameValue
TypeParameter
Factory Lead Time 6 Weeks
Mounting Type Surface Mount
Package / Case 32-LCC (J-Lead)
Surface MountYES
Operating Temperature-40°C~85°C TC
PackagingTape & Reel (TR)
Published 1997
JESD-609 Code e3
Part StatusActive
Moisture Sensitivity Level (MSL) 3 (168 Hours)
Number of Terminations 32
Terminal Finish Matte Tin (Sn) - annealed
Technology CMOS
Voltage - Supply 4.5V~5.5V
Terminal Position QUAD
Peak Reflow Temperature (Cel) NOT SPECIFIED
Number of Functions 1
Supply Voltage 5V
Terminal Pitch1.27mm
[email protected] Reflow Temperature-Max (s) NOT SPECIFIED
JESD-30 Code R-PQCC-J32
Supply Voltage-Max (Vsup) 5.5V
Supply Voltage-Min (Vsup) 4.5V
Memory Size256Kb 32K x 8
Memory TypeNon-Volatile
Operating ModeASYNCHRONOUS
Access Time 70ns
Memory Format EEPROM
Memory InterfaceParallel
Organization 32KX8
Memory Width 8
Write Cycle Time - Word, Page 10ms
Memory Density 262144 bit
Programming Voltage5V
Write Cycle Time-Max (tWC) 10ms
Height Seated (Max) 3.556mm
Length 13.97mm
Width 11.43mm
RoHS StatusROHS3 Compliant
In-Stock:567 items

Pricing & Ordering

QuantityUnit PriceExt. Price
750$8.36361$6272.7075

AT28HC256E-70JU-T Product Details

AT28HC256E-70JU-T Overview


As far as its memory type goes, it falls into the Non-Volatile category. It is available in a case with a Tape & Reel (TR) shape. In the case of 32-LCC (J-Lead), it is embedded within the case. 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. -40°C~85°C TC is an extended operating temperature range, making this device ideal for demanding applications. A supply voltage of 4.5V~5.5V can be applied to it. The recommended mounting type for memory ics is Surface Mount. As you can see from the diagram, the chip is planted with 32 terminations. There are 1 functions supported by this part as part of the comprehensive working process. Memory devices such as this one are designed to be powered by 5V and should be used as such. It is necessary to apply 5V programming voltage to certain nonvolatile memory arrays in order to change their state.

AT28HC256E-70JU-T Features


Package / Case: 32-LCC (J-Lead)

AT28HC256E-70JU-T Applications


There are a lot of Microchip Technology AT28HC256E-70JU-T Memory applications.

  • cell phones
  • printers
  • eSRAM
  • networking
  • mainframes
  • hard disk drive (HDD)
  • networks
  • Cache memory
  • workstations,
  • nonvolatile BIOS memory

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