| 
						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 | 
					 
				 
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