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24AA256-I/ST

24AA256-I/ST

24AA256-I/ST

Microchip Technology

Surface Mount 8 Pin Memory IC 24AA256 256 kb kb 3.1mm mm 3mA mA

SOT-23

24AA256-I/ST Datasheet PDF

non-compliant

Technical Specifications

Parameter NameValue
TypeParameter
Factory Lead Time 7 Weeks
Contact PlatingTin
Mount Surface Mount
Mounting Type Surface Mount
Package / Case 8-TSSOP (0.173, 4.40mm Width)
Number of Pins 8
Operating Temperature-40°C~85°C TA
PackagingTube
Published 1997
JESD-609 Code e3
Pbfree Code yes
Part StatusActive
Moisture Sensitivity Level (MSL) 1 (Unlimited)
Number of Terminations 8
ECCN Code EAR99
Technology CMOS
Voltage - Supply 1.7V~5.5V
Terminal Position DUAL
Peak Reflow Temperature (Cel) 260
Number of Functions 1
Terminal Pitch0.65mm
Time@Peak Reflow Temperature-Max (s) 40
Base Part Number 24AA256
Pin Count8
Supply Voltage-Max (Vsup) 5.5V
Supply Voltage-Min (Vsup) 1.7V
Interface I2C, Serial
Memory Size256Kb 32K x 8
Nominal Supply Current3mA
Memory TypeNon-Volatile
Clock Frequency 400kHz
Access Time 900ns
Memory Format EEPROM
Memory InterfaceI2C
Write Cycle Time - Word, Page 5ms
Density 256 kb
Standby Current-Max 0.000005A
Serial Bus Type I2C
Endurance 1000000 Write/Erase Cycles
Write Cycle Time-Max (tWC) 5ms
Data Retention Time-Min 200
Write Protection HARDWARE
I2C Control Byte 1010DDDR
Reverse Pinout NO
Height 1.05mm
Length 3.1mm
Width 4.5mm
REACH SVHC No SVHC
Radiation HardeningNo
RoHS StatusROHS3 Compliant
Lead Free Lead Free
In-Stock:7343 items

Pricing & Ordering

QuantityUnit PriceExt. Price
1$0.82000$0.82
25$0.79320$19.83
100$0.77250$77.25

24AA256-I/ST Product Details

24AA256-I/ST Overview


There is a Non-Volatile memory type associated with this device. Tube-cases are available. There is a 8-TSSOP (0.173, 4.40mm Width) case embedded in it. 256Kb 32K x 8 is the chip's memory size. EEPROM-format memory is used in this device, which is a 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 1.7V~5.5V. A Surface Mount mounting type is recommended for this product. The chip is terminated with 8 terminations. In total, this part supports 1 functions. In this memory, the clock frequency rotation is within an 400kHz range. When selecting similar parts for the ic memory chip, 24AA256 is often referred to. There are 8 pins on the package of the memory device. A memory device with 8 pins means that it contains 8 memory locations, indicating that it has 8 pins. Using Surface Mount mounting, this chip offers straightforward and high-efficiency mounting. It is rated for a nominal supply current of 3mA for this memory component. A I2C-type serial bus is used to carry and transfer data to the CPU through this memory.

24AA256-I/ST Features


Package / Case: 8-TSSOP (0.173, 4.40mm Width)
8 Pins


24AA256-I/ST Applications


There are a lot of Microchip Technology
24AA256-I/ST Memory applications.


  • mainframes
  • multimedia computers
  • networking
  • personal computers
  • servers
  • supercomputers
  • telecommunications
  • workstations,
  • DVD disk buffer
  • data buffer

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