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AT28HC256E-12TU

AT28HC256E-12TU

AT28HC256E-12TU

Microchip Technology

5V V Surface Mount Memory IC AT28HC256 256 kb kb 11.8mm mm 80mA mA

SOT-23

AT28HC256E-12TU Datasheet PDF

non-compliant

Technical Specifications

Parameter NameValue
TypeParameter
Factory Lead Time 16 Weeks
Contact PlatingTin
Mount Surface Mount
Mounting Type Surface Mount
Package / Case 28-TSSOP (0.465, 11.80mm Width)
Number of Pins 28
Operating Temperature-40°C~85°C TC
PackagingTray
Published 1997
JESD-609 Code e3
Pbfree Code yes
Part StatusActive
Moisture Sensitivity Level (MSL) 3 (168 Hours)
Number of Terminations 28
Technology CMOS
Voltage - Supply 4.5V~5.5V
Terminal Position DUAL
Peak Reflow Temperature (Cel) NOT SPECIFIED
Number of Functions 1
Supply Voltage 5V
Terminal Pitch0.55mm
[email protected] Reflow Temperature-Max (s) NOT SPECIFIED
Base Part Number AT28HC256
Qualification StatusNot Qualified
Operating Supply Voltage5V
Power Supplies5V
Memory Size256Kb 32K x 8
Nominal Supply Current80mA
Memory TypeNon-Volatile
Operating ModeASYNCHRONOUS
Access Time 120ns
Memory Format EEPROM
Memory InterfaceParallel
Organization 32KX8
Memory Width 8
Write Cycle Time - Word, Page 10ms
Density 256 kb
Standby Current-Max 0.0003A
Programming Voltage5V
Endurance 100000 Write/Erase Cycles
Write Cycle Time-Max (tWC) 10ms
Data Polling YES
Toggle Bit YES
Command User Interface NO
Page Size 64words
Height Seated (Max) 1.2mm
Length 11.8mm
Width 8mm
RoHS StatusROHS3 Compliant
In-Stock:4864 items

Pricing & Ordering

QuantityUnit PriceExt. Price
1$8.809000$8.809
10$8.310377$83.10377
100$7.839979$783.9979
500$7.396206$3698.103
1000$6.977553$6977.553

AT28HC256E-12TU Product Details

AT28HC256E-12TU Overview


Its memory type can be classified as Non-Volatile. There is a Tray case available. It is available in 28-TSSOP (0.465, 11.80mm Width) case. Memory size on the chip is 256Kb 32K x 8. This device uses 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. A total of 28 terminations have been planted on the chip. For a comprehensive working procedure, this part supports as many as 1 functions. 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. The memory device has an 28-pin package, which encloses it in a small package. 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. There is a nominal supply current rating of 80mA for this memory component. There is only a single power supply required for this memory chip. 5V programming voltage is required to change the state of certain nonvolatile memory arrays.

AT28HC256E-12TU Features


Package / Case: 28-TSSOP (0.465, 11.80mm Width)
28 Pins
Operating Supply Voltage:5V

AT28HC256E-12TU Applications


There are a lot of Microchip Technology AT28HC256E-12TU Memory applications.

  • DVD disk buffer
  • personal digital assistants
  • eSRAM
  • workstations,
  • nonvolatile BIOS memory
  • embedded logic
  • mainframes
  • supercomputers
  • hard disk drive (HDD)
  • Cache memory

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