| PartNumber | 24LC21AT/SN | 24LC21T/SN | 24LC21T-I/SN |
| Description | EEPROM 2.5V Dual Mode | EEPROM 2.5V Dual Mode | EEPROM 2.5V Dual Mode |
| Manufacturer | Microchip | Microchip | Microchip |
| Product Category | EEPROM | EEPROM | EEPROM |
| RoHS | Y | Y | Y |
| Mounting Style | SMD/SMT | SMD/SMT | SMD/SMT |
| Package / Case | SOIC-8 | SOIC-8 | SOIC-8 |
| Memory Size | 1 kbit | 1 kbit | 1 kbit |
| Organization | 128 x 8 | 128 x 8 | 128 x 8 |
| Interface Type | Serial, 2-Wire, I2C | Serial, 2-Wire, I2C | Serial, 2-Wire, I2C |
| Access Time | 10 ms | 10 ms | 900 ns |
| Data Retention | 200 Year | 200 Year | 200 Year |
| Maximum Clock Frequency | 400 kHz | 400 kHz | 400 kHz |
| Supply Current Max | 3 mA | 3 mA | 3 mA |
| Supply Voltage Min | 2.5 V | 2.5 V | 2.5 V |
| Supply Voltage Max | 5.5 V | 5.5 V | 5.5 V |
| Minimum Operating Temperature | 0 C | 0 C | - 40 C |
| Maximum Operating Temperature | + 70 C | + 70 C | + 85 C |
| Series | 24LC21 | 24LC21 | 24LC21 |
| Packaging | Reel | Reel | Reel |
| Height | 1.25 mm (Min) | 1.25 mm (Min) | 1.25 mm (Min) |
| Length | 4.9 mm | 4.9 mm | 4.9 mm |
| Width | 3.9 mm | 3.9 mm | 3.9 mm |
| Brand | Microchip Technology | Microchip Technology | Microchip Technology |
| Moisture Sensitive | Yes | Yes | Yes |
| Operating Supply Current | 1 mA | 3 mA | 3 mA |
| Operating Supply Voltage | 2.5 V to 5.5 V | 2.5 V to 5.5 V | 2.5 V to 5.5 V |
| Product Type | EEPROM | EEPROM | EEPROM |
| Programming Voltage | 2.5 V to 5.5 V | 2.5 V to 5.5 V | 2.5 V to 5.5 V |
| Factory Pack Quantity | 3300 | 3300 | 3300 |
| Subcategory | Memory & Data Storage | Memory & Data Storage | Memory & Data Storage |
| Unit Weight | 0.019048 oz | 0.006596 oz | 0.006596 oz |
| Manufacturer | Part # | Description | RFQ |
|---|---|---|---|
Microchip Technology |
24LC22AT-I/SN | EEPROM VESA E-EDID | |
| 24LC256-E/MS | EEPROM 32kx8 - 2.5V | ||
| 24LC256-E/SN | EEPROM 32kx8 - 2.5V | ||
| 24LC256-I/MS | EEPROM 32kx8 - 2.5V | ||
| 24LC256-E/ST | EEPROM 32kx8 - 2.5V | ||
| 24LC21AT/SN | EEPROM 2.5V Dual Mode | ||
| 24LC256-E/P | EEPROM 32kx8 - 2.5V | ||
| 24LC256-E/SM | EEPROM 32kx8 - 2.5V | ||
| 24LC22A-I/SN | EEPROM VESA E-EDID | ||
| 24LC256-I/MF | EEPROM 32kx8 - 2.5V | ||
| 24LC22A-I/P | EEPROM VESA E-EDID | ||
| 24LC256-E/MF | EEPROM 32kx8 - 2.5V | ||
| 24LC21T/SN | EEPROM 2.5V Dual Mode | ||
| 24LC21T-I/SN | EEPROM 2.5V Dual Mode | ||
| 24LC21T-I/SN | EEPROM 2.5V Dual Mode | ||
| 24LC21T/SN | EEPROM 2.5V Dual Mode | ||
| 24LC22AT-I/SN | EEPROM VESA E-EDID | ||
| 24LC256-E/MF | IC EEPROM 256K I2C 400KHZ 8DFN | ||
| 24LC256-I/MF | EEPROM 32kx8 - 2.5V | ||
| 24LC256-E/SM | IC EEPROM 256K I2C 400KHZ 8SOIJ | ||
| 24LC256-E/P | EEPROM 32kx8 - 2.5V | ||
| 24LC22A-I/P | IC EEPROM 2K I2C 400KHZ 8DIP | ||
| 24LC22A-I/SN | IC EEPROM 2K I2C 400KHZ 8SOIC | ||
| 24LC21AT/SN | IC EEPROM 1K I2C 400KHZ 8SOIC | ||
| 24LC256-E/MS | IC EEPROM 256K I2C 400KHZ 8MSOP | ||
| 24LC256-E/ST | IC EEPROM 256K I2C 8TSSOP | ||
| 24LC256-E/SN | EEPROM 32kx8 - 2.5V | ||
| 24LC21AT/SN-CUT TAPE | New and Original | ||
| 24LC21ATSN | New and Original | ||
| 24LC21B | New and Original | ||
| 24LC21B1 | New and Original | ||
| 24LC21I/P | New and Original | ||
| 24LC21T-I/SNG | New and Original | ||
| 24LC256 | INSTOCK | ||
| 24LC256-1/SN | New and Original | ||
| 24LC256-E | New and Original | ||
| 24LC256-I | New and Original | ||
| 24LC256-I-SN | New and Original | ||
| 24LC256-ESN | New and Original | ||
| 24LC22AT-ISN | New and Original | ||
| 24LC22A-ISN | New and Original | ||
| 24LC22A-IP | New and Original | ||
| 24LC21AT-ISN | New and Original | ||
| 24LC21SN | New and Original | ||
| 24LC256-E/ST16KVAO | New and Original | ||
| 24LC22A-I/SNG | EEPROM VESA E-EDID Lead Free Package | ||
| 24LC22A-I/PG | EEPROM VESA E-EDID Lead Free Package | ||
| 24LC22AT-I/SNG | EEPROM VESA E-EDID Lead Free Package | ||
| 24LC21ATI/SN | INSTOCK | ||
| 24LC21ATISNG | INSTOCK |