25LC020A-I/P Microchip Integrated Circuit (Dual-In-Line Packages) In Stock
The 25LC020A-I/P is a 2 Kbit SPI serial EEPROM from Microchip Technology in an 8-pin DIP package. It offers a 10 MHz SPI clock, 1,000,000 write/erase cycle endurance, and 200-year data retention, making it ideal for low-cost non-volatile configuration storage in embedded systems.
- Manufacturer
- Microchip
- Package
- Dual-In-Line Packages
- Pin Count
- 8
- Lifecycle
- ACTIVE
- Datasheet
- 25LC020A-I/P Datasheet PDF
- Category
- Integrated Circuit
- Price
- From $0.3000(MOQ 1)
- Temp Range
- -40.0°C to 85.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
Key Features
- 2 Kbit (256-byte) SPI EEPROM with up to 10 MHz clock for fast serial read access
- 1,000,000 write/erase cycle endurance ensuring long product service life
- 200-year minimum data retention for reliable non-volatile parameter storage
- Through-hole 8-pin DIP package for easy prototyping and hand-soldering on development boards
- RoHS-compliant (Pb-free) with wide VCC operating range suitable for 3.3 V and 5 V systems
Applications
The 25LC020A-I/P is widely used for storing calibration constants, configuration parameters, and user settings in microcontroller-based embedded systems such as industrial sensors, home appliances, and automotive accessories. Its 8-pin DIP form factor makes it a popular choice for prototype development boards and educational kits where through-hole soldering is preferred. The SPI interface allows easy daisy-chaining with other SPI peripherals on a shared bus in resource-constrained applications.
Specifications
| Pbfree Code | Yes |
| Manufacturer Package Code | PDIP-8 |
| Factory Lead Time | 18Weeks |
| YTEOL | 8 |
| Clock Frequency-Max (fCLK) | 10MHz |
| Data Retention Time-Min | 200 |
| Endurance | 1000000 Write/Erase Cycles |
| JESD-30 Code | R-PDIP-T8 |
| JESD-609 Code | e3 |
| Memory Density | 2048bit |
| Memory IC Type | EEPROM |
| Memory Width | 8 |
| Number of Functions | 1 |
| Number of Ports | 1 |
| Number of Words | 256words |
| Number of Words Code | 256 |
| Operating Mode | SYNCHRONOUS |
| Organization | 256X8 |
| Package Body Material | PLASTIC/EPOXY |
| Package Equivalence Code | DIP8,.3 |
| Package Shape | RECTANGULAR |
| Package Style | IN-LINE |
| Parallel/Serial | SERIAL |
| Programming Voltage | 5V |
| Qualification Status | Not Qualified |
| Screening Level | AEC-Q100 |
| Serial Bus Type | SPI |
| Standby Current-Max | 0.000001A |
| Supply Current-Max | 0.005mA |
| Supply Voltage-Max (Vsup) | 5.5V |
| Supply Voltage-Min (Vsup) | 2.5V |
| Supply Voltage-Nom (Vsup) | 5V |
| Surface Mount | NO |
| Technology | CMOS |
| Temperature Grade | INDUSTRIAL |
| Terminal Finish | Matte Tin (Sn) |
| Terminal Form | THROUGH-HOLE |
| Terminal Pitch | 2.54mm |
| Terminal Position | DUAL |
| Write Cycle Time-Max (tWC) | 5ms |
| Write Protection | HARDWARE/SOFTWARE |
| Package | Dual-In-Line Packages |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| ECCN | EAR99 |
| HTS Code | 8542.32.00.51 |
| Country of Origin | Thailand |
Alternate & Equivalent Parts
Compatible alternatives and drop-in replacements for 25LC020A-I/P:
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Frequently Asked Questions
How much data can the 25LC020A-I/P store, and what is the maximum SPI clock speed for reading?
The 25LC020A-I/P provides 2 Kbit (256 bytes) of non-volatile EEPROM storage accessible over SPI at up to 10 MHz clock frequency. This capacity is sufficient for storing tens to hundreds of configuration registers, calibration coefficients, or user preference records in a compact 8-pin DIP package.
How does the 25LC020A-I/P's write endurance compare with typical Flash memory used in microcontrollers?
The 25LC020A-I/P is rated for 1,000,000 write/erase cycles per byte location, which is 10 to 100 times higher than the 10,000–100,000 cycle endurance typically found in internal Flash memory of most microcontrollers. This makes the device well-suited for frequently updated data such as counters, odometer values, and dynamic configuration records.
Can the 25LC020A-I/P operate on a 3.3 V rail alongside modern low-voltage microcontrollers?
Yes, the 25LC020A-I/P operates over a VCC range of 2.5 V to 5.5 V, making it compatible with both 3.3 V and 5 V microcontroller systems. The SPI interface levels follow VCC, so level shifting is not required when the host MCU and the EEPROM share the same 3.3 V supply rail.
For a battery-powered IoT sensor, what is the typical current consumption of the 25LC020A-I/P during standby?
In standby mode, the 25LC020A-I/P draws as little as 1 µA of supply current, making it extremely power-efficient for battery-operated IoT nodes and energy-harvesting devices. Active read current is typically under 2 mA at 5 V and 10 MHz, which is negligible in duty-cycled sensing applications.
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| Qty. | Unit Price | Ext. Price |
|---|---|---|
| 1+ | $0.4730 | $0.47 |
| 4+ | $0.4460 | $1.78 |
| 8+ | $0.4395 | $3.52 |
| 16+ | $0.4331 | $6.93 |
| 300+ | $0.3050 | $91.50 |
| 750+ | $0.3000 | $225.00 |
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