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						| 产品型号 | 位密度 | 结构 | 接口 | 工作电压 (V) | Vtrip (V) | WDT周期(s) | 输出频率 | 电池切换电路 | 封装/温度(℃) | 描述 | 价格/1片(套) |  
						| X1205S8I | - | ×8 | I2C | 4.5~5.5 | - | - | - | √ | 8SOIC/-40~85 | 实时时钟/日历,双报警,片上振荡器补偿电路. | ¥12.98 |  
						| X1208IB8 | - | ×8 | I2C | 2.7~5.5 | - | - | - | √ | 8SOIC/-40~85 | 实时时钟/日历,片上振荡器补偿电路,单报警及中断、可编程频率输出,2字节用户SRAM | ¥5.98 |  
						| X1226S8 | 4K | ×8 | I2C | 2.7~5.5 | - | - | 32.768kHz/4096Hz/1Hz | √ | 8SOIC/0~70 | 实时时钟/日历,双报警,片上振荡器补偿电路,可编程的频率输出,4K位EEPROM. | ¥14.99 |  
						| X1226S8I | 4K | ×8 | I2C | 2.7~5.5 | - | - | 32.768kHz/4096Hz/1Hz | √ | 8SOIC/40~85 | 实时时钟/日历,双报警,片上振荡器补偿电路,可编程的频率输出,6K位EEPROM. | ¥13.99 |  
						| X1227S8I | 4K | ×8 | I2C | 4.5~5.5 | 4.38±3% | Off/.25/.75/1.75 | - | √ | 8SOIC/-40~85 | 实时时钟/日历,双查询报警,具有可编程看门狗+上电/低电平复位输出,4K位12C串行EEPROM,片上振荡器补偿. | ¥20.98 |  
						| X1227S8I-2.7 | 4K | ×8 | I2C | 2.7~5.5 | 2.65±3% | Off/.25/.75/1.75 | - | √ | 8SOIC/-40~85 | 实时时钟/日历,双查询报警,具有可编程看门狗+上电/低电平复位输出,4K位13C串行EEPROM,片上振荡器补偿. | ¥20.98 |  
						| X1228S14 | 4K | ×8 | I2C | 4.5~5.5 | 4.38±3% | Off/.25/.75/1.75 | 32.768kHz/4096Hz/1Hz | √ | 14SOIC/0~70 | 实时时钟/日历,1/100精度双报警,具有可编程看门狗+上电/低电平复位输出,4K位12C串行EEPROM,片上振荡器补偿,可编程的频率输出. | ¥17.98 |  
						| X1228S14-2.7T1 | 4K | ×8 | I2C | 2.7~5.5 | 2.65±3% | Off/.25/.75/1.75 | 32.768kHz/4096Hz/1Hz | √ | 14SOIC/0~70 | 实时时钟/日历,1/100精度双报警,具有可编程看门狗+上电/低电平复位输出,4K位13C串行EEPROM,片上振荡器补偿,可编程的频率输出. | ¥17.98 |  
						| X1228S14I | 4K | ×8 | I2C | 4.5~5.5 | 4.38±3% | Off/.25/.75/1.75 | 32.768kHz/4096Hz/1Hz | √ | 14SOIC/-40~85 | 实时时钟/日历,1/100精度双报警,具有可编程看门狗+上电/低电平复位输出,4K位14C串行EEPROM,片上振荡器补偿,可编程的频率输出. | ¥19.98 |  
						| X1228S14I-2.7 | 4K | ×8 | I2C | 2.7~5.5 | 2.65±3% | Off/.25/.75/1.75 | 32.768kHz/4096Hz/1Hz | √ | 14SOIC/-40~85 | 实时时钟/日历,1/100精度双报警,具有可编程看门狗+上电/低电平复位输出,4K位15C串行EEPROM,片上振荡器补偿,可编程的频率输出. | ¥19.98 |  
						| X1228S14I-4.5A | 4K | ×8 | I2C | 4.5~5.5 | 4.5~4.75 | Off/.25/.75/1.75 | 32.768kHz/4096Hz/1Hz | √ | 14SOIC/-40~85 | 实时时钟/日历,1/100精度双报警,具有可编程看门狗+上电/低电平复位输出,4K位14C串行EEPROM,片上振荡器补偿,可编程的频率输出. | ¥22.98 |  
						| X1242S8 | 16k | ×8 | I2C | 4.5~5.5 | 4.38±3% | Off/.25/.75/1.75 | - | √ | 8SOIC/0~70 | 实时时钟/日历,具有可编程看门狗+低VCC复位+上电复位/低电平复位输出,16K位EEPROM | ¥19.98 |  |  |