
For Reference Only
Part Number | 24LC21/SN |
OEMstron Part # | 24LC21-SN |
Manufacturer | Microchip Technology |
Category | Semiconductors › Memory ICs › Memory |
Description | IC EEPROM 1K I2C 400KHZ 8SOIC |
Lifecycle | Active |
RoHS | No RoHS Information |
EDA/CAD Models | 24LC21/SN PCB Footprint and Symbol |
Warehouses | USA, Europe, China, Hong Kong SAR |
Estimated Delivery | Feb 24 - Mar 1 (Choose Expedited Shipping) |
Warranty | Up to 1 year [Limited-Warranty]* |
Payment | ![]() |
Shipping | ![]() |
24LC21/SN Specifications
Part Number | 24LC21/SN | |
Brand | Microchip Technology | |
Lifecycle | Active | |
RoHS | No RoHS Information | |
Product Line | Semiconductors | |
Category | Memory ICs | |
Subcategory | Memory | |
Manufacturer | Microchip Technology | |
Series | - | |
Memory Type | Non-Volatile | |
Memory Format | EEPROM | |
Technology | EEPROM | |
Memory Size | 1Kb (128 x 8) | |
Memory Interface | I²C | |
Clock Frequency | 400kHz | |
Write Cycle Time - Word, Page | 10ms | |
Access Time | 900ns | |
Voltage - Supply | 2.5V ~ 5.5V | |
Operating Temperature | 0°C ~ 70°C (TA) | |
Mounting Type | Surface Mount | |
Package / Case | 8-SOIC (0.154", 3.90mm Width) | |
Supplier Device Package | 8-SOIC |
24LC21/SN Documents

Industry Leaders in Quality
Cooperation comes from trust,
And trust is based on quality.
Global Supply Chains - Reliable and Authorized Distributor Resources
Part Number | Description | Stock |
24LC21/SN D# V36:1790_06422870 Microchip Technology Inc |
EEPROM Serial-I2C 1K-bit 128 x 8 3.3V/5V 8-Pin SOIC N Tube RoHS: Compliant
|
Americas - 0 |
Part Number | Description | Stock |
24LC21/SN D# 24LC21/SN Microchip Technology Inc |
EEPROM Serial-I2C 1K-bit 128 x 8 3.3V/5V 8-Pin SOIC N - Rail/Tube (Alt: 24LC21/SN) RoHS: Compliant
|
Americas - 0 |
Part Number | Description | Stock |
24LC21/SN D# 24LC21/SN Microchip Technology Inc |
EEPROM Serial-I2C 1K-bit 128 x 8 3.3V/5V 8-Pin SOIC N (Alt: 24LC21/SN) |
Europe - 0 |
Part Number | Description | Stock |
24LC21/SN Microchip Technology Inc |
Microchip 24LC21/SN |
1714 |
Part Number | Description | Stock |
24LC21/SN D# 24LC21/SN-ND Microchip Technology Inc |
IC EEPROM 1KBIT I2C 400KHZ 8SOIC |
11 In Stock |
Part Number | Description | Stock |
24LC21/SN D# 24LC21/SN Microchip Technology Inc |
Industry Leading ISO:9001/AS9120A Stocking Distributor of Obsolete & Hard to Find IC's/Semi's, Specializing in Altera/Xilinx. In-House Counterfeit Detection Lab. In Business 20 Years. Free Shipping on Orders Over $250. Buy American, Buy Direct |
2428 |
Part Number | Description | Stock |
24LC21/SN D# 3590351 Microchip Technology Inc |
EEPROM IC RoHS: Compliant
Min Qty: 1000
Container: Each
|
0 |
Part Number | Description | Stock |
24LC21SN Microchip Technology Inc |
OEM/CM QUOTES ONLY | NO BROKERS |
1548 |
Part Number | Description | Stock |
24LC21SN Microchip Technology Inc |
OEM/CM ONLY |
840 |
Part Number | Description | Stock |
24LC21/SN Microchip Technology Inc |
EEPROM Serial-I2C 1K-bit 128 x 8 3.3V/5V 8-Pin SOIC N Tube RoHS: Compliant
|
800 In Stock |
Part Number | Description | Stock |
24LC21/SN D# 579-24LC21/SN Microchip Technology Inc |
EEPROM 2.5V Dual Mode RoHS: Compliant
|
479 |
Part Number | Description | Stock |
24LC21/SN Microchip Technology Inc |
1K 2.5V DUAL MODE SERIAL EEPROM - Package: 8 SOIC 3.90mm(.150in) TUBE RoHS: Compliant
|
0 in Stock 0 on Order |
Part Number | Description | Stock |
24LC21/SN D# MCHP00000001305 Microchip Technology Inc |
1K 2.5V DUAL MODE SERIAL EEPROM - Package: 8 SOIC 3.90mm(.150in) TUBE |
0 |
Part Number | Description | Stock |
24LC21/SN D# 92C7159 Microchip Technology Inc |
SERIAL EEPROM, 1KBIT, 400KHZ, SOIC-8, Memory Interface Type:Serial I2C (2-Wire), Memory Size:1Kbit, EEPROM Memory Configuration:128 x 8bit, Clock Frequency:400kHz, Memory Case Style:SOIC, No. of Pins:8Pins, Supply Voltage Min:2.5V RoHS Compliant: Yes RoHS: Compliant
Min Qty: 1000
Container: Bulk
|
0 |
Part Number | Description | Stock |
24LC21/SN D# NS-24LC21/SN Microchip Technology Inc |
OEM/CM ONLY |
5628 |
24LC21-_SN D# NS-24LC21-_SN Microchip Technology Inc |
OEM/CM ONLY |
1802 |
Part Number | Description | Stock |
24LC21/SN Microchip Technology Inc |
EEPROM Serial-I2C 1K-bit 128 x 8 3.3V/5V 8-Pin SOIC N Tube RoHS: Compliant
|
800 In Stock |
Part Number | Description | Stock |
24LC21/SN Microchip Technology Inc |
EEPROM, 128X8, SERIAL, CMOS, PDSO8 |
300 |
Part Number | Description | Stock |
24LC21/SN Microchip Technology Inc |
OEM/CM ONLY |
1565 |
Part Number | Description | Stock |
24LC21/SN Microchip Technology Inc |
shipping today |
9991 |
Part Number | Description | Stock |
24LC21/SN D# 51605222 Microchip Technology Inc |
EEPROM Serial-I2C 1K-bit 128 x 8 3.3V/5V 8-Pin SOIC N Tube RoHS: Compliant
|
Americas - 800 |
Part Number | Description | Stock |
24LC21/SN. D# 1816067 Microchip Technology Inc |
IC, EEPROM, 1KBIT, I2C, 400KHZ, SOIC-8 RoHS: Compliant
Min Qty: 1
Container: Each
|
0 |
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Quick Inquiry
In Stock | 510 - More on Order |
---|---|
Quote Limit | No Limit |
Lead-Time | Can Ship Immediately |
Minimum | 1 |
Add to Shopping Cart
Pricing (USD)
Qty. | Unit Price | Ext. Price |
---|---|---|
1 | $ 0.4709 | $ 0.4709 |
100 | $ 0.4709 | $ 47.0900 |
500 | $ 0.4709 | $ 235.4500 |
1000 | $ 0.4709 | $ 470.9000 |
2500 | $ 0.4709 | $ 1,177.2500 |
OEMstron will offer the most competitive prices for you, please refer to the quotations.
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