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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 封裝圖

24C02C 封裝圖

24C02C 封裝圖

24C02C 封裝圖

24C02C 封裝圖

24C02C 封裝圖

24C02C 封裝圖

24C02C 引腳圖
| 型號 | 制造商 | 描述 | 購買 |
|---|---|---|---|
| 24C02CT-I/MC | JAUCH | 無源晶振 40Ω 12pF 52MHz ±10ppm -40℃~+85℃ SMD-4 | 立即購買 |
| 24C02CT-I/MNY | PRECI-DIP | CONN HEADER VERT 80POS 2.54MM | 立即購買 |
| 24C02C/P | KOA | 貼片電阻 1206 22.6KΩ ±0.5% 1/4W ±100ppm/℃ | 立即購買 |
| 24C02C/SN | Wurth | 功率電感 10μH ±10% 2.1Ω IND_3.2X2.5MM_SM | 立即購買 |
| 24C02CT/ST | TE | IDCCABLE-ASN16A/AE16G/ASN16A | 立即購買 |
| 24C02CT/SN | TE | IDCCABLE-AKP60A/AE60M/X | 立即購買 |
| 標(biāo)題 | 類型 | 大?。↘B) | 下載 |
|---|---|---|---|
| 24C02C pdf datasheet | RAR | 555 | 點擊下載 |
| K24C02C內(nèi)部介紹英版資料 | 1827 | 點擊下載 |
在電子設(shè)計領(lǐng)域,EEPROM是一種至關(guān)重要的存儲元件,而Onsemi的N24C02、N24C04、N24C08和N24C16系列I2C EEPROM更是其中的佼佼者。今天,我們就來深入了解一下這一系列產(chǎn)品的特性、功能以及在實際應(yīng)用中的表現(xiàn)。
前言 在實際的應(yīng)用中,我們需要一些存儲介質(zhì)幫助我們來存儲一些東西,如保存一些參數(shù)和配置數(shù)據(jù)等。比較常用的有AT24Cxx系列。AT24C02芯片是以IIC接口的EEPROM器件。所謂EEPROM即電
基于APM32F407如何制作I2C EEPROM(AT24C02型號)的Keil下載算法,這樣在我們下載代碼時可以一鍵把數(shù)據(jù)燒錄到EEPROM中。
AT24C01/02/04/08/16...是一個1K/2K/4K/8K/16K位電可擦除PROM,內(nèi)部含有128/256/512/1024/2048個8位字節(jié),AT24C01有一個8字節(jié)頁寫緩沖器,AT24C02/04/08/16有一個16字節(jié)頁寫緩沖器。
現(xiàn)在我們已經(jīng)實現(xiàn)了AT24C02的單字節(jié)讀寫,但是對于對于2K內(nèi)存來說,如果對全部數(shù)據(jù)的讀取或者寫入都只用單字節(jié)讀寫來完成,這樣就會很不方便。
上次已經(jīng)完成了IIC讀寫AT24C02的協(xié)議層,現(xiàn)在開始編寫讀寫AT24C02的驅(qū)動函數(shù)。先從單字節(jié)的讀寫開始。
要用IIC讀寫AT24C02,首先要了解IIC是什么。
使用Platformio平臺的libopencm3開發(fā)框架來開發(fā)STM32G0,以下為EEPROM M24C02的使用方法。
| 2SK3557 | 2SA1417 | 24AA025E48 | 22-23-2021 |
| 2SC5536A | 24LC1025-I/SN | 25LC160D | 2SB1302 |
| 2SA2012 | 2N7002 | 24LC02BH | 23K640-I/ST |
| 2SK2394 | 2309-1HPGG | 2N5190 | 2N5088 |
| 2N6039 | 2N5038 | 25AA160B | 2SA1962 |