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Picture	ES Part No.	Part No	Stock	Price	Datasheet	Pb Free	RoHS	Description	Vendor	Package / Case	Packaging

	0223-0039-4	ISL12028IBZ	1,137	63.24		PB-Free		Real Time Clock/Calendar with EEPROM Automatic Backup to Battery or SuperCap	INTERSIL/RENESAS	SOIC-14	TUBE
	0223-0037-8	X1228S14-4.5A	17	66.14		PB-Free		Real Time Clock/Calendar/CPU Supervisor with EEPROM, 512x 8 Bit, I2C Interface Battery Switch or Super Cap Input	INTERSIL/RENESAS	SOIC-14	TUBE
	0067-0090-3	DS3231SN#-T/R	0	182.50		PB-Free	RoHS	RTC Extremely Accurate I2C-Integrate RTC/TCXO/CRYSTAL	DALLAS/MAXIM	SOIC-16	TAPE & REEL
	0016-0353-4	PCF85363ATT1/AJ	1,482	28.61		PB-Free	RoHS	Tiny Real-Time Clock/Calendar with 64 Bytes RAM Alarm Function,Battery Switch-Over Time Stamp Input,I2C Bus Interface	NXP/NEXPERIA/WEEN	TSSOP-10	TAPE & REEL
	0126-0180-6	DS1302Z+T&R	2,243	37.45		PB-Free	RoHS	Trickle-Charge Timekeeping Chip, Real-Time Clock/ Calendar and 31 Bytes of Static RAM, 24-hour or 12-hour Mode, 3-Wire Interface	MAXIM INTEGRATED	SOIC-8	TAPE & REEL
	0083-0605-8	STWD100NYWY3F	751	15.36		PB-Free	RoHS	Watchdog Timer Circuit,Open Drain (Active Low), Current Consumption 13uA(Typ.),tWD 1.6s/tPW 210ms, Operating Temperature Range -40°C to 125°C	ST MICROELECTRONICS	SOT-23-5	TAPE & REEL