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BU9882 PDF预览

BU9882

更新时间: 2024-02-21 10:35:32
品牌 Logo 应用领域
罗姆 - ROHM 可编程只读存储器电动程控只读存储器电可擦编程只读存储器光电二极管
页数 文件大小 规格书
17页 812K
描述
EEPROM, PDIP14, DIP-14

BU9882 技术参数

是否无铅: 不含铅是否Rohs认证: 符合
生命周期:Obsolete零件包装代码:DIP
包装说明:DIP, DIP14,.3针数:14
Reach Compliance Code:compliantECCN代码:EAR99
HTS代码:8542.32.00.51风险等级:5.83
最大时钟频率 (fCLK):0.4 MHzJESD-30 代码:R-PDIP-T14
JESD-609代码:e3/e2长度:19.4 mm
内存密度:2048 bit内存集成电路类型:EEPROM
内存宽度:8功能数量:1
端口数量:2端子数量:14
字数:256 words字数代码:256
工作模式:SYNCHRONOUS最高工作温度:85 °C
最低工作温度:-40 °C组织:256X8
封装主体材料:PLASTIC/EPOXY封装代码:DIP
封装等效代码:DIP14,.3封装形状:RECTANGULAR
封装形式:IN-LINE并行/串行:SERIAL
峰值回流温度(摄氏度):260电源:3/5 V
认证状态:Not Qualified座面最大高度:4.55 mm
串行总线类型:I2C最大待机电流:0.000005 A
子类别:EEPROMs最大压摆率:0.003 mA
最大供电电压 (Vsup):5.5 V最小供电电压 (Vsup):2.5 V
标称供电电压 (Vsup):4 V表面贴装:NO
技术:CMOS温度等级:INDUSTRIAL
端子面层:TIN/TIN COPPER端子形式:THROUGH-HOLE
端子节距:2.54 mm端子位置:DUAL
处于峰值回流温度下的最长时间:10宽度:7.62 mm
最长写入周期时间 (tWC):10 ms

BU9882 数据手册

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Electrical characteristics - DC (Unless otherwise specified, Ta=-40℃~+85℃、VCC=2.5V5.5V)  
Limits  
Parameter  
Symbol  
Unit  
Condition  
Min.  
0.7VCC  
Typ.  
10  
Max.  
VIH1  
VIL1  
VIH2  
VIL2  
VIL3  
VOL  
ILI  
V
V
SCL, SDA  
SCL, SDA  
VCLK  
“H” Input Voltage 1  
“L” Input Voltage 1  
“H” Input Voltage 2  
“L” Input Voltage 2  
“L” Input Voltage 3  
“L” Output Voltage  
Input Leakage Current  
Output Leakage Current  
Operating Current  
Standby Current  
0.3VCC  
2.0  
V
0.8  
V
VCLK, VCC4.0V  
0.2VCC  
0.4  
V
VCLK, VCC4.0V  
V
SDA, IOL=3.0mA  
-1  
1
μA  
μA  
mA  
μA  
SCL, VCLK, VIN=0VVCC  
SDA, VOUT=0VVCC  
VCC=5.5V, fSCL=400kHz  
VCC=5.5V, SDA=SCL=VCC,VCLK=GND *1  
ILO  
-1  
1
ICC  
ISB  
3.0  
100  
Note: This IC is not designed to be radiation-resistant  
*1 Transmit-Only Mode - After power on, the BR24C21/F/FJ/FV is in Standby mode and does not provide the clock to the  
VCLK pin. After the clock is provided to VCLK, the device is switched from Standby to Transmit-Only Mode, and the  
operating current flows.  
Bi-directional Mode - The BR24C21/F/FJ/FV is in Standby mode after each command is performed.  
Block diagram  
1 Kbit EEPROM ARRAY  
N.C. 1  
8
7
6
5
VCC  
8bit  
7bit  
ADDRESS  
DECODER  
SLAVEWORD  
DATA  
2
VCLK  
SCL  
SDA  
N.C.  
7bit  
ADDRESS REGISTER  
REGISTER  
START  
CONTROL LOGIC  
STOP  
N.C. 3  
GND 4  
ACK  
HIGH VOLTAGE  
VCC LEVEL DETECT  
Fig.1 Block Diagram  
Pin layout diagram  
VCC  
VCLK  
SCL  
SDA  
Pin Name  
I/O  
IN  
Functions  
VCC  
GND  
N.C.  
SCL  
Power Supply  
Ground 0V)  
No Connection  
BR24C21  
BR24C21F  
BR24C21FJ  
BR24C21FV  
Serial Clock Input for Bi-directional Mode  
Slave and Word Address,  
SDA  
IN/OUT  
IN  
Serial Data Input, Serial Data Output *1  
Clock Input (Transmit-Only Mode)  
Write Enable (Bi-directional Mode)  
VCLK  
N.C.  
N.C.  
N.C.  
GND  
*1 An open drain output requires a pull-up resistor.  
Fig.2 Pin Layout  
2/16  

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