型号	价格	数量		库存	制造商	描述	Mounting Style	Package / Case	Minimum Operating Temperature	Maximum Operating Temperature	Packaging	Supply Voltage - Max	Supply Voltage - Min	RTC Bus Interface	Date Format	Time Format	RTC Memory Size
PCF8523T/1,118	1+ $0.5000 10+ $0.4240 100+ $0.3252 500+ $0.2876 2500+ $0.2012	获得报价	PDF RFQ	6,858 有现货	NXP Semiconductors	Real Time Clock REAL-TIME CLOCK (RTC) AND CALENDAR	SMD/SMT	SOIC-8	- 40 C	+ 85 C	Reel	5.5 V	1.6 V	Serial, I2C
PCF8523TK/1,118	1+ $0.5160 10+ $0.4400 100+ $0.3372 500+ $0.2980 6000+ $0.2008	获得报价	PDF RFQ	6,480 有现货	NXP Semiconductors	Real Time Clock REAL-TIME CLOCK (RTC) AND CALENDAR	SMD/SMT	HVSON-8	- 40 C	+ 85 C	Reel	5.5 V	1.6 V	Serial, I2C
RX-4581NB:B3:ROHS	1+ $1.5560 10+ $1.4760 50+ $1.4080 100+ $1.2600 250+ $1.1960	获得报价	PDF RFQ	756 有现货	Epson Timing	Real Time Clock 32.768KHz 128Bit RAM -40C +85C	SMD/SMT	SON-22	- 40 C	+ 85 C	Reel	5.5 V	1.6 V	Serial, 4-Wire	YY-MM-DD	HH:MM:SS (24 hr)	128 B
RTC-4574SA:B3 ROHS	1+ $1.2720 10+ $1.1840 100+ $1.0360 250+ $0.9840 500+ $0.8720	获得报价	PDF RFQ	449 有现货	Epson Timing	Real Time Clock SOP 14 Pin 5 +/-23ppm -40C +85C	SMD/SMT	SOIC-14	- 40 C	+ 85 C	Reel	5.5 V	1.6 V	Serial, 3-Wire	DW:DM:M:Y	HH:MM:SS
AB-RTCMC-32.768kHz-ZIZE-S2-T	1+ $2.2800 10+ $1.8360 100+ $1.6680 250+ $1.5120 1000+ $1.1080	获得报价	PDF RFQ	287 有现货	Abracon	Real Time Clock HH:MM:SS 12/24 hour Wk DD Alarm/Tmr SPI	SMD/SMT		- 40 C	+ 85 C	Reel	5.5 V	1.6 V	Serial, I2C	YY-MM-DD	DD:HH:MM:SS
RX-8571SA:B3 PURE SN	1+ $1.1080 10+ $1.0320 100+ $0.9040 250+ $0.8600 500+ $0.7600	获得报价查看	PDF RFQ		Epson Timing	Real Time Clock i2C Bus -40C +85C 5 +/-23ppm 14 PIN	SMD/SMT	SOIC-14	- 40 C	+ 85 C	Reel	5.5 V	1.6 V	Serial, I2C	DW:DM:M:Y	HH:MM:SS	128 B
RX-4574LC:B0 PURE SN	1000+ $0.9840 2000+ $0.9120 4000+ $0.8800	获得报价查看	PDF RFQ		Epson Timing	Real Time Clock Serial Interface -40C +85C	SMD/SMT	VSOJ-12	- 40 C	+ 85 C	Reel	5.5 V	1.6 V	Serial, 3-Wire	DW:DM:M:Y	HH:MM:SS
RX-4581NB:B0 ROHS	1000+ $0.9840 2000+ $0.9120 4000+ $0.8800	获得报价查看	PDF RFQ		Epson Timing	Real Time Clock SerialInterface22PIN -40C +85C	SMD/SMT	SON-22	- 40 C	+ 85 C	Reel	5.5 V	1.6 V	Serial, 4-Wire	YY-MM-DD	HH:MM:SS	128 B
RTC-4574SA:B0 ROHS	1000+ $0.8160 2000+ $0.7600 5000+ $0.7320	获得报价查看	PDF RFQ		Epson Timing	Real Time Clock SOP 14 Pin 5 +/-23ppm -40C +85C	SMD/SMT	SOIC-14	- 40 C	+ 85 C	Reel	5.5 V	1.6 V	Serial, 3-Wire	DW:DM:M:Y	HH:MM:SS