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AT28HC256-70TU

AT28HC256-70TU

AT28HC256-70TU

Microchip Technology

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

SOT-23

AT28HC256-70TU Datasheet PDF

non-compliant

Technical Specifications

Parameter NameValue
TypeParameter
Factory Lead Time 9 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) 260
Number of Functions 1
Supply Voltage 5V
Terminal Pitch0.55mm
[email protected] Reflow Temperature-Max (s) 40
Base Part Number AT28HC256
Operating Supply Voltage5V
Power Supplies5V
Memory Size256Kb 32K x 8
Nominal Supply Current80mA
Memory TypeNon-Volatile
Access Time 70ns
Memory Format EEPROM
Memory InterfaceParallel
Organization 32KX8
Memory Width 8
Write Cycle Time - Word, Page 10ms
Density 256 kb
Programming Voltage5V
Endurance 10000 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
Radiation HardeningNo
RoHS StatusROHS3 Compliant
In-Stock:3064 items

Pricing & Ordering

QuantityUnit PriceExt. Price
1$9.00000$9
25$8.66240$216.56
100$8.32250$832.25

AT28HC256-70TU Product Details

AT28HC256-70TU Overview


Non-Volatile is the type of memory it has. It comes in a Tray. The 28-TSSOP (0.465, 11.80mm Width) case contains it. On the chip, there is an 256Kb 32K x 8 memory, which is the size of the chip's memory. As with most mainstream devices, this one uses EEPROM-format memory. -40°C~85°C TC is an extended operating temperature range, making this device ideal for demanding applications. The device is capable of handling a supply voltage of 4.5V~5.5V. There is a recommendation that Surface Mount mounting type should be used for this product. 28 terminations are planted on the chip. The comprehensive working procedure of this part involves 1 functions. An 5V supply is required for this ic memory chip to operate properly. AT28HC256, as the device's base part number, is frequently referred in order to select similar parts. An 28-pin package is used to package this memory device. It is noted that the operating supply voltage of this memory is 5V. The memory chip utilizes a straightforward, high-efficiency mounting method, Surface Mount mounting. In terms of its nominal supply current, this memory component is rated at 80mA. There is only a single power supply required for this memory chip. The programming voltage required for certain nonvolatile memory arrays is 5V.

AT28HC256-70TU Features


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

AT28HC256-70TU Applications


There are a lot of Microchip Technology AT28HC256-70TU Memory applications.

  • servers
  • embedded logic
  • nonvolatile BIOS memory
  • main computer memory
  • Camcorders
  • networks
  • personal computers
  • mainframes
  • supercomputers
  • personal digital assistants

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