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25LC640-I/SN

25LC640-I/SN

25LC640-I/SN

Microchip Technology

3/5V V 8 Pin Memory IC 25LC640 64 kb kb 4.9mm mm 5mA mA

SOT-23

25LC640-I/SN Datasheet PDF

non-compliant

Technical Specifications

Parameter NameValue
TypeParameter
Factory Lead Time 6 Weeks
Contact PlatingTin
Mounting Type Surface Mount
Package / Case 8-SOIC (0.154, 3.90mm Width)
Surface MountYES
Number of Pins 8
Operating Temperature-40°C~85°C TA
PackagingTube
Published 2005
JESD-609 Code e3
Pbfree Code yes
Part StatusActive
Moisture Sensitivity Level (MSL) 1 (Unlimited)
Number of Terminations 8
ECCN Code EAR99
Additional Feature1000K ERASE/WRITE CYCLES; DATA RETENTION > 200 YEARS
Technology CMOS
Voltage - Supply 2.5V~5.5V
Terminal Position DUAL
Peak Reflow Temperature (Cel) 260
Number of Functions 1
Supply Voltage 5V
Terminal Pitch1.27mm
[email protected] Reflow Temperature-Max (s) 40
Base Part Number 25LC640
Pin Count8
Operating Supply Voltage2.5V
Power Supplies3/5V
Voltage 7V
Interface SPI, Serial
Memory Size64Kb 8K x 8
Nominal Supply Current5mA
Memory TypeNon-Volatile
Clock Frequency 2MHz
Access Time 230 ns
Memory Format EEPROM
Memory InterfaceSPI
Write Cycle Time - Word, Page 5ms
Density 64 kb
Standby Current-Max 0.000001A
Serial Bus Type SPI
Endurance 100000 Write/Erase Cycles
Write Cycle Time-Max (tWC) 5ms
Data Retention Time-Min 200
Write Protection HARDWARE/SOFTWARE
Height 1.5mm
Length 4.9mm
Width 3.9mm
Radiation HardeningNo
REACH SVHC No SVHC
RoHS StatusROHS3 Compliant
Lead Free Lead Free
In-Stock:8134 items

Pricing & Ordering

QuantityUnit PriceExt. Price
1$0.66000$0.66
25$0.63880$15.97
100$0.60770$60.77

25LC640-I/SN Product Details

25LC640-I/SN Overview


There is a memory type Non-Volatile for this type of device. It is available in a case with a Tube shape. It is available in 8-SOIC (0.154, 3.90mm Width) case. There is an 64Kb 8K x 8 memory capacity on the chip. In this device, the memory is of the EEPROM-format, which is a popular format in the mainstream computing sector. The device's extended operating temperature range of -40°C~85°C TA makes it ideal for many demanding applications. A voltage of 2.5V~5.5V can be supplied to memory ics. There is a recommendation that Surface Mount mounting type should be used for this product. 8 terminations are planted on the chip. As many as 1 functions are supported for comprehensive working. In order to power this memory device, 5V will be necessary. During the rotation of the clock, the ic memory chip is set as 2MHz. It is common to select similar parts by referring to the device's base part number, 25LC640. The ic memory chip comes in a package with 8 pins that allows it to be connected to a computer. The memory device has a total of 8 pins, thus indicating that it has a total of 8 memory locations. This memory runs on an 2.5V operating supply voltage. In terms of its nominal supply current, this memory component has a rating of 5mA. In spite of all the merits this chip has, it also features 1000K ERASE/WRITE CYCLES; DATA RETENTION > 200 YEARS to level up system performance. Talking about power supplies, this memory chip requires merely 3/5V. Its SPI-type serial bus helps transfer data to the CPU efficiently. Regarding voltage, the chip is well suited to a voltage range of 7V volts to 12 volts.

25LC640-I/SN Features


Package / Case: 8-SOIC (0.154, 3.90mm Width)
8 Pins
Operating Supply Voltage:2.5V
Additional Feature:1000K ERASE/WRITE CYCLES; DATA RETENTION > 200 YEARS

25LC640-I/SN Applications


There are a lot of Microchip Technology 25LC640-I/SN Memory applications.

  • cell phones
  • Camcorders
  • embedded logic
  • networking
  • networks
  • personal digital assistants
  • nonvolatile BIOS memory
  • personal computers
  • hard disk drive (HDD)
  • eSRAM

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