| Mfr. Part # | 25AA256-E/ST | 25LC256-E/SN | 24LC256-E/P |
| Manufacturer | Microchip Technology | Microchip Technology | Microchip Technology |
| Description | IC EEPROM 256K SPI 10MHZ 8TSSOP | MICROCHIP - 25LC256-E/SN - SERIAL EEPROM, 256KBIT, 10MHZ, SOIC-8 | MICROCHIP - 24LC256-E/P - EEPROM, 256 Kbit, 32K x 8bit, Serial I2C (2-Wire), 400 kHz, DIP, 8 Pins |
| Datasheet | |||
| RoHS | |||
| Specifications | |||
Factory Lead Time | 1 Weeks | 1 Weeks | 3 Weeks |
Contact Plating | Tin | Tin | - |
Mount | Surface Mount | Surface Mount | Through Hole |
Mounting Type | Surface Mount | Surface Mount | Through Hole |
Package / Case | 8-TSSOP (0.173, 4.40mm Width) | 8-SOIC (0.154, 3.90mm Width) | 8-DIP (0.300, 7.62mm) |
Number of Pins | 8 | 8 | 8 |
Memory Types | Non-Volatile | Non-Volatile | Non-Volatile |
Current - Supply (Nom) | 6mA | 6mA | 3mA |
Operating Temperature | -40°C~125°C TA | -40°C~125°C TA | -40°C~125°C TA |
Packaging | Tube | Tube | Tube |
Published | 2013 | 2007 | 2011 |
JESD-609 Code | e3 | e3 | e3 |
Pbfree Code | yes | yes | yes |
Part Status | Active | Active | Active |
Moisture Sensitivity Level (MSL) | 1 (Unlimited) | 1 (Unlimited) | 1 (Unlimited) |
Number of Terminations | 8 | 8 | 8 |
ECCN Code | EAR99 | EAR99 | EAR99 |
Voltage - Supply | 2.5V | 5V | 2.5V~5.5V |
Terminal Position | DUAL | DUAL | DUAL |
Peak Reflow Temperature (Cel) | 260 | 260 | - |
Number of Functions | 1 | 1 | 1 |
Terminal Pitch | 0.65mm | 1.27mm | 2.54mm |
Time@Peak Reflow Temperature-Max (s) | 40 | 40 | - |
Base Part Number | 25AA256 | 25LC256 | 24LC256 |
Qualification Status | Not Qualified | - | - |
Power Supplies | 2/5V | 3/5V | 3/5V |
Interface | SPI, Serial | SPI, Serial | I2C, Serial |
Memory Size | 256Kb 32K x 8 | 256Kb 32K x 8 | 256Kb 32K x 8 |
Operating Mode | SYNCHRONOUS | - | - |
Clock Frequency | 10MHz | 10MHz | 400kHz |
Access Time | 50 ns | 50 ns | 900ns |
Memory Format | EEPROM | EEPROM | EEPROM |
Memory Interface | SPI | SPI | I2C |
Memory Width | 8 | - | - |
Write Cycle Time - Word, Page | 5ms | 5ms | 5ms |
Density | 256 kb | 256 kb | 256 kb |
Standby Current-Max | 0.000001A | 0.000001A | 0.000005A |
Serial Bus Type | SPI | SPI | I2C |
Endurance | 1000000 Write/Erase Cycles | 1000000 Write/Erase Cycles | 1000000 Write/Erase Cycles |
Write Cycle Time-Max (tWC) | 5ms | 5ms | 5ms |
Data Retention Time-Min | 200 | 200 | 200 |
Write Protection | HARDWARE/SOFTWARE | HARDWARE/SOFTWARE | HARDWARE |
Voltage - Supply (Max) | 5.5V | 5.5V | 5.5V |
Length | 4.4mm | 4.9mm | 9.27mm |
Height Seated (Max) | 1.1mm | - | - |
Width | 3mm | 3.9mm | 6.35mm |
RoHS Status | ROHS3 Compliant | ROHS3 Compliant | ROHS3 Compliant |
Voltage - Supply (Min) | - | 2.5V | 2.5V |
Height | - | 1.5mm | 3.3mm |
Radiation Hardening | - | No | No |
Lead Free | - | Lead Free | Lead Free |
Usage Level | - | - | Automotive grade |
Terminal Finish | - | - | Matte Tin (Sn) |
I2C Control Byte | - | - | 1010DDDR |
Reverse Pinout | - | - | NO |
REACH SVHC | - | - | No SVHC |
| Pricing(USD) | |||
| Grads Price | Quantity Unit Price 1+ $17.1524 10+ $16.1815 100+ $15.2656 500+ $14.4015 1000+ $13.5863 | Quantity Unit Price 1+ $24.459 10+ $23.0746 100+ $21.7685 500+ $20.5363 1000+ $19.3738 | Quantity Unit Price 1+ $26.0638 10+ $24.5885 100+ $23.1967 500+ $21.8837 1000+ $20.645 |
| Availability | 250 | 6000 | 65 |
| Price | $17.1524 | $24.459 | $26.0638 |
| Quantity |
In Stock : 250