| Mfr. Part # | 24LC256-I/SN | 23K256-I/SN | AT24C256C-SSHL-B |
| Manufacturer | Microchip Technology | Microchip Technology | Microchip Technology |
| Description | EEPROM SERIAL 256K, TUBE100, 24LC256 | MICROCHIP - 23K256-I/SN - SRAM, 32 KB, 32K x 8bit, 2.7V to 3.6V, SOIC, 8 Pins | MICROCHIP - AT24C256C-SSHL-B - SERIAL EEPROM, 256KBIT, 1MHZ, SOIC-8 |
| Datasheet | |||
| RoHS | |||
| Specifications | |||
Factory Lead Time | 6 Weeks | 6 Weeks | 7 Weeks |
Mount | Surface Mount | Surface Mount | Surface Mount |
Mounting Type | Surface Mount | Surface Mount | Surface Mount |
Package / Case | 8-SOIC (0.154, 3.90mm Width) | 8-SOIC (0.154, 3.90mm Width) | 8-SOIC (0.154, 3.90mm Width) |
Number of Pins | 8 | 8 | 8 |
Memory Types | Non-Volatile | Volatile | Non-Volatile |
Current - Supply (Nom) | 3mA | 10mA | 3mA |
Operating Temperature | -40°C~85°C TA | -40°C~85°C TA | -40°C~85°C TA |
Packaging | Tube | Tube | Tube |
JESD-609 Code | e3 | e3 | e4 |
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 | - |
Terminal Finish | Matte Tin (Sn) | Matte Tin (Sn) - annealed | Nickel/Palladium/Gold (Ni/Pd/Au) |
Voltage - Supply | 2.5V | 3.3V | 2.5V |
Terminal Position | DUAL | DUAL | DUAL |
Peak Reflow Temperature (Cel) | 260 | 260 | 260 |
Number of Functions | 1 | 1 | 1 |
Terminal Pitch | 1.27mm | - | 1.27mm |
Time@Peak Reflow Temperature-Max (s) | 40 | 40 | 40 |
Base Part Number | 24LC256 | 23K256 | AT24C256C |
Voltage | 5V | - | 5V |
Interface | 2-Wire, I2C, Serial | SPI, Serial | 2-Wire, I2C, Serial |
Memory Size | 256Kb 32K x 8 | 256Kb 32K x 8 | 256Kb 32K x 8 |
Clock Frequency | 400kHz | 20MHz | 1MHz |
Access Time | 900ns | 25 ns | 550ns |
Memory Format | EEPROM | SRAM | EEPROM |
Memory Interface | I2C | SPI | I2C |
Write Cycle Time - Word, Page | 5ms | - | 5ms |
Density | 256 kb | 256 kb | 256 kb |
Standby Current-Max | 0.000005A | 0.000004A | 0.000001A |
Serial Bus Type | I2C | - | I2C |
Endurance | 1000000 Write/Erase Cycles | - | 1000000 Write/Erase Cycles |
Write Cycle Time-Max (tWC) | 5ms | - | 5ms |
Data Retention Time-Min | 200 | - | 40 |
Write Protection | HARDWARE | - | HARDWARE/SOFTWARE |
I2C Control Byte | 1010DDDR | - | 1010DDDR |
Reverse Pinout | NO | - | - |
Height | 1.5mm | 1.5mm | 1.5mm |
Length | 4.9mm | 4.9mm | 5.05mm |
Width | 3.9mm | 3.9mm | 3.99mm |
REACH SVHC | No SVHC | No SVHC | No SVHC |
Radiation Hardening | No | No | No |
RoHS Status | ROHS3 Compliant | ROHS3 Compliant | ROHS3 Compliant |
Lead Free | Lead Free | Lead Free | - |
Published | - | 2009 | 2012 |
Number of Ports | - | 1 | - |
Output Characteristics | - | 3-STATE | - |
Address Bus Width | - | 1b | - |
I/O Type | - | SEPARATE | - |
Sync/Async | - | Synchronous | - |
Word Size | - | 8b | - |
Standby Voltage-Min | - | 2.7V | - |
Voltage - Supply (Max) | - | 3.6V | - |
Voltage - Supply (Min) | - | 2.7V | - |
Contact Plating | - | - | Tin |
| Pricing(USD) | |||
| Grads Price | Quantity Unit Price 1+ $13.0319 10+ $12.2943 100+ $11.5984 500+ $10.9418 1000+ $10.3225 | Quantity Unit Price 1+ $20.8529 10+ $19.6725 100+ $18.559 500+ $17.5085 1000+ $16.5174 | Quantity Unit Price 1+ $7.5159 10+ $7.0905 100+ $6.6892 500+ $6.3105 1000+ $5.9533 |
| Availability | 1369 | 16 | 58000 |
| Price | $13.0319 | $20.8529 | $7.5159 |
| Quantity |
In Stock : 1369