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Part Details for 25LC640T-I/SN by Microchip Technology Inc
Results Overview of 25LC640T-I/SN by Microchip Technology Inc
- Distributor Offerings: (28 listings)
- Number of FFF Equivalents: (6 replacements)
- CAD Models: (Available)
- Number of Functional Equivalents: (10 options)
- Part Data Attributes: (Available)
- Reference Designs: (Not Available)
Tip: Data for a part may vary between manufacturers. You can filter for manufacturers on the top of the page next to the part image and part number.
Applications
Consumer Electronics
Internet of Things (IoT)
Computing and Data Storage
25LC640T-I/SN Information
25LC640T-I/SN by Microchip Technology Inc is an EEPROM.
EEPROMs are under the broader part category of Memory Components.
Memory components are essential in electronics for computer processing. They can be volatile or non-volatile, depending on the desired function. Read more about Memory Components on our Memory part category page.
Price & Stock for 25LC640T-I/SN
| Part # | Distributor | Description | Stock | Price | Buy | |
|---|---|---|---|---|---|---|
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DISTI #
14M8289
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Newark | Serial Eeprom, 64Kbit, 2Mhz, Soic-8, Memory Configuration:8K X 8Bit, Interfaces:Spi, Clock Frequency Max:2Mhz, Ic Case/Package:Soic, No. Of Pins:8Pins, Supply Voltage Min:2.5V, Supply Voltage Max:5.5V, Ic Mounting:Surface Mount Rohs Compliant: Yes |Microchip 25LC640T-I/SN RoHS: Compliant Min Qty: 1 Package Multiple: 1 Date Code: 1 Container: Cut Tape | 1830 |
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$0.7870 / $0.8430 | Buy Now |
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DISTI #
92C7480
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Newark | Serial Eeprom, 64Kbit, 2Mhz, Soic-8, Memory Configuration:8K X 8Bit, Interfaces:Spi, Clock Frequency Max:2Mhz, Ic Case/Package:Soic, No. Of Pins:8Pins, Supply Voltage Min:2.5V, Supply Voltage Max:5.5V, Ic Mounting:Surface Mount Rohs Compliant: Yes |Microchip 25LC640T-I/SN RoHS: Compliant Min Qty: 3300 Package Multiple: 1 Date Code: 0 Container: Reel | 0 |
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$0.8400 | Buy Now |
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DISTI #
25LC640T-I/SNCT-ND
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DigiKey | IC EEPROM 64KBIT SPI 2MHZ 8SOIC Min Qty: 1 Lead time: 6 Weeks Container: Digi-Reel®, Cut Tape (CT), Tape & Reel (TR) |
20982 In Stock |
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$0.8400 / $0.9000 | Buy Now |
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DISTI #
14M8289
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Avnet Americas | EEPROM, 64 Kbit, 8K x 8bit, SPI, 2 MHz, SOIC, 8 Pins - Product that comes on tape, but is not reeled (Alt: 14M8289) RoHS: Compliant Min Qty: 1 Package Multiple: 1 Lead time: 66 Weeks, 1 Days Container: Ammo Pack | 1830 Partner Stock |
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$0.9150 / $0.9360 | Buy Now |
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DISTI #
25LC640T-I/SN
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Avnet Americas | EEPROM, 64 Kbit, 8K x 8bit, SPI, 2 MHz, SOIC, 8 Pins - Tape and Reel (Alt: 25LC640T-I/SN) RoHS: Compliant Min Qty: 3300 Package Multiple: 3300 Lead time: 6 Weeks, 0 Days Container: Reel | 0 |
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$0.6726 / $0.7906 | Buy Now |
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DISTI #
579-25LC640T-I/SN
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Mouser Electronics | EEPROM 8kx8 - 2.5V RoHS: Compliant | 8915 |
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$0.8400 / $0.9000 | Buy Now |
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DISTI #
V72:2272_06427648
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Arrow Electronics | EEPROM Serial-SPI 64K-bit 8K x 8 3.3V/5V 8-Pin SOIC N T/R RoHS: Compliant Min Qty: 1 Package Multiple: 1 Lead time: 6 Weeks Date Code: 2318 Container: Cut Strips | Americas - 2807 |
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$0.7919 / $0.8171 | Buy Now |
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DISTI #
25LC640T-I/SN
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Microchip Technology Inc | 64k, 8K X 8 , 2.5V SER EE IND, SOIC, Projected EOL: 2034-05-16 COO: Taiwan, Thailand ECCN: EAR99 RoHS: Compliant Lead time: 6 Weeks, 0 Days Container: Reel | 464660 |
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$0.7600 / $0.9000 | Buy Now |
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DISTI #
70046823
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RS | Microchip 25LC640T-I/SN Serial EEPROM Memory,64kbit,230ns,2.5 to 5.5V 8-Pin SOIC Min Qty: 3300 Package Multiple: 1 Lead time: 52 Weeks, 0 Days Container: Bulk | 0 |
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$0.9100 | RFQ |
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Future Electronics | 25LC640 Series 64 Kbit (8K x 8) 5.5 V SMT SPI Bus Serial EEPROM - SOIC-8 RoHS: Compliant pbFree: Yes Min Qty: 3300 Package Multiple: 3300 Lead time: 6 Weeks Container: Reel | 6600Reel |
|
$0.7400 | Buy Now |
Part Details for 25LC640T-I/SN
25LC640T-I/SN CAD Models
25LC640T-I/SN Part Data Attributes
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25LC640T-I/SN
Microchip Technology Inc
Buy Now
Datasheet
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Compare Parts:
25LC640T-I/SN
Microchip Technology Inc
8K X 8 SPI BUS SERIAL EEPROM, PDSO8, 3.90 MM, PLASTIC, SOIC-8
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| Pbfree Code | Yes | |
| Rohs Code | Yes | |
| Part Life Cycle Code | Not Recommended | |
| Ihs Manufacturer | MICROCHIP TECHNOLOGY INC | |
| Part Package Code | SOIC | |
| Package Description | 3.90 MM, PLASTIC, SOIC-8 | |
| Pin Count | 8 | |
| Reach Compliance Code | compliant | |
| ECCN Code | EAR99 | |
| HTS Code | 8542.32.00.51 | |
| Factory Lead Time | 66 Weeks, 1 Day | |
| Date Of Intro | 1997-09-01 | |
| Samacsys Manufacturer | Microchip | |
| Clock Frequency-Max (fCLK) | 2 MHz | |
| Data Retention Time-Min | 200 | |
| Endurance | 1000000 Write/Erase Cycles | |
| JESD-30 Code | R-PDSO-G8 | |
| JESD-609 Code | e3 | |
| Length | 4.9 mm | |
| Memory Density | 65536 bit | |
| Memory IC Type | EEPROM | |
| Memory Width | 8 | |
| Moisture Sensitivity Level | 1 | |
| Number of Functions | 1 | |
| Number of Ports | 1 | |
| Number of Terminals | 8 | |
| Number of Words | 8192 words | |
| Number of Words Code | 8000 | |
| Operating Mode | SYNCHRONOUS | |
| Operating Temperature-Max | 85 °C | |
| Operating Temperature-Min | -40 °C | |
| Organization | 8KX8 | |
| Package Body Material | PLASTIC/EPOXY | |
| Package Code | SOP | |
| Package Equivalence Code | SOP8,.23 | |
| Package Shape | RECTANGULAR | |
| Package Style | SMALL OUTLINE | |
| Parallel/Serial | SERIAL | |
| Peak Reflow Temperature (Cel) | 260 | |
| Programming Voltage | 5 V | |
| Qualification Status | Not Qualified | |
| Screening Level | TS 16949 | |
| Seated Height-Max | 1.75 mm | |
| Serial Bus Type | SPI | |
| Standby Current-Max | 0.000005 A | |
| Supply Current-Max | 0.005 mA | |
| Supply Voltage-Max (Vsup) | 5.5 V | |
| Supply Voltage-Min (Vsup) | 2.5 V | |
| Supply Voltage-Nom (Vsup) | 5 V | |
| Surface Mount | YES | |
| Technology | CMOS | |
| Temperature Grade | INDUSTRIAL | |
| Terminal Finish | Matte Tin (Sn) | |
| Terminal Form | GULL WING | |
| Terminal Pitch | 1.27 mm | |
| Terminal Position | DUAL | |
| Width | 3.9 mm | |
| Write Cycle Time-Max (tWC) | 5 ms | |
| Write Protection | HARDWARE |
Alternate Parts for 25LC640T-I/SN
This table gives cross-reference parts and alternative options found for 25LC640T-I/SN. The Form Fit Function (FFF) tab will give you the options that are more likely to serve as direct pin-to-pin alternates or drop-in parts. The Functional Equivalents tab will give you options that are likely to match the same function of 25LC640T-I/SN, but it may not fit your design. Always verify details of parts you are evaluating, as these parts are offered as suggestions for what you are looking for and are not guaranteed.
| Part Number | Manufacturer | Composite Price | Description | Compare |
|---|---|---|---|---|
| 25LC640-E/SN | Microchip Technology Inc | $1.0009 | 8K X 8 SPI BUS SERIAL EEPROM, PDSO8, 0.150 INCH, PLASTIC, MS-012, SOIC-8 | 25LC640T-I/SN vs 25LC640-E/SN |
| 25LC640/SNG | Microchip Technology Inc | Check for Price | 8K X 8 SPI BUS SERIAL EEPROM, PDSO8, 0.150 INCH, PLASTIC, SOIC-8 | 25LC640T-I/SN vs 25LC640/SNG |
| 25LC640T-E/SN | Microchip Technology Inc | Check for Price | 8K X 8 SPI BUS SERIAL EEPROM, PDSO8, 0.150 INCH, PLASTIC, MS-012, SOIC-8 | 25LC640T-I/SN vs 25LC640T-E/SN |
| 25LC640/SN | Microchip Technology Inc | Check for Price | 8K X 8 SPI BUS SERIAL EEPROM, PDSO8, 0.150 INCH, PLASTIC, SOIC-8 | 25LC640T-I/SN vs 25LC640/SN |
| 25LC640T-I/SNG | Microchip Technology Inc | Check for Price | 8K X 8 SPI BUS SERIAL EEPROM, PDSO8, 3.90 MM, PLASTIC, SOIC-8 | 25LC640T-I/SN vs 25LC640T-I/SNG |
| 25LC640T/SNG | Microchip Technology Inc | Check for Price | 8K X 8 SPI BUS SERIAL EEPROM, PDSO8, 0.150 INCH, PLASTIC, SOIC-8 | 25LC640T-I/SN vs 25LC640T/SNG |
25LC640T-I/SN Frequently Asked Questions (FAQ)
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The 25LC640T-I/SN has a minimum of 1 million write cycles, but the actual number of write cycles may vary depending on the usage and operating conditions.
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To ensure data integrity, it is recommended to use the WP (Write Protect) pin to prevent accidental writes during power-down or power-up. Additionally, using a voltage supervisor or a power-on reset circuit can help prevent data corruption.
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The recommended operating voltage range for the 25LC640T-I/SN is 2.5V to 5.5V. Operating the device outside of this range may affect its performance and reliability.
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The HOLD pin should be tied to VCC or left floating during normal operation. Tying the HOLD pin to GND will put the device in a low-power standby mode, and it should only be done when the device is not being accessed.
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The WP pin is used to prevent accidental writes to the device. When the WP pin is tied to GND, the device is in a write-protected state, and any attempts to write to the device will be ignored.