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MICROCHIP 25LC512-I/SM product image
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MICROCHIP 25LC512-I/SMRoHS

Manufacturer
MICROCHIP
MPN
25LC512-I/SM
LCSC Part #
C185540
Packaging
SOIJ-8-5.28mm
Customer #
Key Attributes
512Kbit SPI Bus Serial EEPROM
Datasheetpdf iconMICROCHIP 25LC512-I/SM
In-Stock: 85
85 In stock, ships now
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QtyUnit PriceTotal Amount
1+$ 2.915$ 2.3612$ 2.36
10+$ 2.4853$ 2.0131$ 20.13
30+$ 2.2151$ 1.7943$ 53.83
100+$ 1.9401$ 1.5715$ 157.15
500+$ 1.8147$ 1.4700$ 735.00
1,000+$ 1.761$ 1.4265$ 1426.50
Standard Packaging90/Full Tube
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Products Specifications

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TypeDescription
CategoryIntegrated Circuits (ICs)/Memory/Memory (ICs)
ManufacturerMICROCHIP
PackagingSOIJ-8-5.28mm
Voltage - Supply2.5V~5.5V
Memory Size512Kbit
Operating temperature-40℃~+85℃
Clock Frequency20MHz
FeaturesHardware write protection function;Built-in write enable latch (WEL);Power-down/Power-up protection circuit
Data Retention - TDR (Year)200 Years
Write Cycle Time(tWC)5ms
InterfaceSPI
Write Cycle Endurance1,000,000 cycles
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Additional Information

TypeDetails
Minimum1
Multiple1
Standard Packaging90
Sales UnitPiece

Introduction

AI Translation

The 25LC512 is a 512 Kbit serial EEPROM memory with byte-level and page-level serial EEPROM functions. It also features Page, Sector and Chip erase functions typically associated with Flash-based products. These functions are not required for byte or page write operations. The memory is accessed via a simple Serial Peripheral Interface (SPI) compatible serial bus. The bus signals required are a clock input (SCK) plus separate data in (SI) and data out (SO) lines. Access to the device is controlled by a Chip Select (CS) input. Communication to the device can be paused via the hold pin (HOLD). While the device is paused, transitions on its inputs will be ignored, with the exception of Chip Select, allowing the host to service higher priority interrupts. The 25LC512 is available in standard packages including 8 - lead PDIP, SOIC, and advanced 8 - lead DFN package. All packages are Pb - free and RoHS compliant. The 25LC512 is a 65,536 byte Serial EEPROM designed to interface directly with the Serial Peripheral Interface (SPI) port of many of today’s popular microcontroller families, including Microchip’s PIC microcontrollers. It may also interface with microcontrollers that do not have a built - in SPI port by using discrete I/O lines programmed properly in firmware to match the SPI protocol.

Features

AI Translation
  • 20 MHz max. Clock Speed
  • Byte and Page - level Write Operations:
    • 128 - byte page
    • 5 ms max.
    • No page or sector erase required
  • Low - Power CMOS Technology:
    • Max. Write Current: 5 mA at 5.5V, 20 MHz
    • Read Current: 10 mA at 5.5V, 20 MHz
    • Standby Current: 1 μA at 2.5V (Deep powerdown)
  • Electronic Signature for Device ID
  • Self - Timed Erase and Write cycles:
    • Page Erase (5 ms, typical)
    • Sector Erase (10 ms/sector, typical)
    • Bulk Erase (10 ms, typical)
  • Sector Write Protection (16K byte/sector):
    • Protect none, 1/4, 1/2 or all of array
  • Built - In Write Protection:
    • Power - on/off data protection circuitry
    • Write enable latch
    • Write - protect pin
  • High Reliability:
    • Endurance: 1 Million erase/write cycles
    • Data Retention: > 200 years
    • ESD Protection: > 4000 V
  • Temperature Ranges Supported:
    • Industrial (I): - 40℃ to + 85℃
    • Automotive (E): - 40℃ to + 125℃
  • Pb - free and RoHS Compliant