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Description:
The Microchip Technology Inc. 24C02C is a 2K bit Serial Electrically Erasable PROM with a voltage range of 4.5V to 5.5V. The device is organized as a single block of 256 x 8-bit memory with a 2-wire serial interface. Low-current design permits operation with max. standby and active currents of only 5 μA and 1 mA, respectively. The device has a page write capability for up to 16 bytes of data and has fast write cycle times of only 1 ms for both byte and page writes. Functional address lines allow the connection of up to eight 24C02C devices on the same bus for up to 16K bits of contiguous EEPROM memory. The device is available in the standard 8-pin PDIP, 8-pin SOIC (3.90 mm), 8-pin 2x3 DFN and TDFN, 8-pin MSOP and TSSOP packages.
Features:
• Single-Supply with Operation from 4.5V to 5.5V
• Low-Power CMOS Technology: - Read current 1 mA, max. - Standby current 5 μA, max.
• 2-Wire Serial Interface, I2C™ Compatible • Cascadable up to Eight Devices
• Schmitt Trigger Inputs for Noise Suppression
• Output Slope Control to Eliminate Ground Bounce • 100 kHz and 400 kHz Clock Compatibility
• Fast Page or Byte Write Time 1 ms, typical
• Self-Timed Erase/Write Cycle
• 16-Byte Page Write Buffer
• Hardware Write-Protect for Upper Half of the Array (80h-FFh) • ESD Protection >4,000V
• More than 1 Million Erase/Write Cycles
• Data Retention >200 Years
• Factory Programming Available
• Packages Include 8-lead PDIP, SOIC, TSSOP, DFN, TDFN and MSOP
• Pb-Free and RoHS Compliant
• Temperature ranges: Description: (I): -40°C to +85°C - Automotive (E): -40°C to +125°C



24C02C 封装图

24C02C 封装图

24C02C 封装图

24C02C 封装图

24C02C 封装图

24C02C 封装图

24C02C 封装图

24C02C 引脚图
| 型号 | 制造商 | 描述 | 购买 |
|---|---|---|---|
| 24C02CT-I/MC | JAUCH | 无源晶振 40Ω 12pF 52MHz ±10ppm -40℃~+85℃ SMD-4 | 立即购买 |
| 24C02CT-I/MNY | PRECI-DIP | CONN HEADER VERT 80POS 2.54MM | 立即购买 |
| 24C02C/P | KOA | 贴片电阻 1206 22.6KΩ ±0.5% 1/4W ±100ppm/℃ | 立即购买 |
| 24C02CT/ST | TE | IDCCABLE-ASN16A/AE16G/ASN16A | 立即购买 |
| 24C02CT/SN | TE | IDCCABLE-AKP60A/AE60M/X | 立即购买 |
| Wurth | 功率电感 10µH ±10% 2.1Ω IND_3.2X2.5MM_SM | 立即购买 |
| 标题 | 类型 | 大小(KB) | 下载 |
|---|---|---|---|
| 24C02C pdf datasheet | RAR | 555 | 点击下载 |
| K24C02C内部介绍英版资料 | 1827 | 点击下载 |
在电子设计领域,EEPROM是一种至关重要的存储元件,而Onsemi的N24C02、N24C04、N24C08和N24C16系列I²C EEPROM更是其中的佼佼者。今天,我们就来深入了解一下这一系列产品的特性、功能以及在实际应用中的表现。
前言 在实际的应用中,我们需要一些存储介质帮助我们来存储一些东西,如保存一些参数和配置数据等。比较常用的有AT24Cxx系列。AT24C02芯片是以IIC接口的EEPROM器件。所谓EEPROM即电
基于APM32F407如何制作I2C EEPROM(AT24C02型号)的Keil下载算法,这样在我们下载代码时可以一键把数据烧录到EEPROM中。
AT24C01/02/04/08/16...是一个1K/2K/4K/8K/16K位电可擦除PROM,内部含有128/256/512/1024/2048个8位字节,AT24C01有一个8字节页写缓冲器,AT24C02/04/08/16有一个16字节页写缓冲器。
现在我们已经实现了AT24C02的单字节读写,但是对于对于2K内存来说,如果对全部数据的读取或者写入都只用单字节读写来完成,这样就会很不方便。
上次已经完成了IIC读写AT24C02的协议层,现在开始编写读写AT24C02的驱动函数。先从单字节的读写开始。
要用IIC读写AT24C02,首先要了解IIC是什么。
使用Platformio平台的libopencm3开发框架来开发STM32G0,以下为EEPROM M24C02的使用方法。
| 2N5885 | 24LC01BH | 2SB1122 | 2N5686 |
| 2N7002T | 24VL014 | 24LC025 | 2N3055A |
| 2N6286 | 2N5302 | 24LC256 | 2N6111 |
| 2N3771 | 2SB1121 | 2N6491 | 2N7002K |
| 2N7002L | 2SB1124 | 2N6487 | 2SA2125 |