Microchip Technology 24LCS21A-I/P Memory Integrated Circuit
IC EEPROM 1KBIT I2C 400KHZ 8DIP
Same model may have multiple batches, images only for reference.
Manufacturer
Part Number (MPN)
24LCS21A-I/P
Detailed Description
IC EEPROM 1KBIT I2C 400KHZ 8DIP
Package
8-DIP (0.300", 7.62mm)
Key Features
Package / Case: 8-DIP (0.300", 7.62mm); Mounting Type: Through Hole
Lifecycle Status
Active
RoHS State
RoHS Compliant
Datasheet
24LCS21A-I/P Datasheet
Quick Jump:
Technical Specifications
Microchip Technology 24LCS21A-I/P Memory Integrated Circuit technical specifications.
General
Interface
Serial-I2C
Memory Size
1Kb (128 x 8)
RoHS
Compliant
Number of Pins
8
Package / Case
8-DIP
Mounting Type
Through Hole
Operating Temperature
-40°C ~ 85°C (TA)
Supply Voltage
2.5V ~ 5.5V
Lifecycle Status
Active
Technology
EEPROM
Related Parts Comparison (24LCS21A-I/P vs AT25010A-10PU-2.7 vs AT25040-10PI vs AT24C1024B-PU25)
Side-by-side specifications of related catalog parts.
Engineering verification required. Related parts may have different electrical ratings, pinouts, footprints, and operating limits. Verify suitability for your circuit before substitution.
| This Part | Related Part | Related Part | Related Part | |
|---|---|---|---|---|
| Package / Case | 8-DIP | 8-DIP | 8-DIP | 8-DIP |
| Mounting Type | Through Hole | Through Hole | Through Hole | Through Hole |
| Operating Temperature | -40°C ~ 85°C (TA) | -40°C ~ 85°C (TA) | -40°C ~ 85°C (TA) | -40°C ~ 85°C (TA) |
| Supply Voltage | 2.5V ~ 5.5V | 2.7V ~ 5.5V | 4.5V ~ 5.5V | 2.5V ~ 5.5V |
| Memory Size | 1Kb (128 x 8) | 1Kb (128 x 8) | 4Kb (512 x 8) | 1Mb (128K x 8) |
| RoHS | Compliant | ROHS3 Compliant | RoHS non-compliant | ROHS3 Compliant |
| Lifecycle Status | Active | Obsolete | Obsolete | Obsolete |
| Clock Frequency | 400 kHz | 20 MHz | 3 MHz | 1 MHz |
| Max Frequency | 400 kHz | 20 MHz | 3 MHz | 1 MHz |
| Memory Format | EEPROM | EEPROM | EEPROM | EEPROM |
| Memory Interface | I²C | SPI | SPI | I²C |
| Memory Type | Non-Volatile | Non-Volatile | Non-Volatile | Non-Volatile |
| Action |
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