Seiko Epson Corporation- General Purpose Timers

Seiko Epson Corporation, commonly known as Epson, is a global technology leader headquartered in Suwa, Nagano, Japan, founded in 1942. The company's diverse operations span printing solutions, visual communications, wearables, and microdevices. Epson's Microdevices division is a key business unit that delivers semiconductor, crystal device, and sensing solutions. Its semiconductor portfolio includes the S1C33 series 32-bit and S1C17 series 16-bit ultra-low-power MCUs, along with display controllers and real-time clock ICs. The company's frequency control products, marketed under the Epson Toyocom brand, are synonymous with high quality and encompass crystal units, oscillators, and resonators. Epson also offers high-performance gyroscopic sensors and MEMS devices for industrial and IoT applications. Thanks to decades of expertise in quartz crystal technology, Epson holds a dominant global position in the frequency control components market. The company enjoys a substantial market share and serves as the primary source for many leading OEMs and distributors. Epson continues to innovate in low-power semiconductor design and precision timing, aligning with megatrends in automotive, healthcare, and smart manufacturing. Committed to the philosophy of customer first and continuous improvement, Epson strives to create sustainable, high-quality solutions that enhance society.

General Purpose Timers - 型号列表

56 parts in total

Mfr Part #	Quantity Available	Price	RoHS	Interface	Voltage - Supply	Packaging	Mounting Style	Package / Case	Function	Date Format	Time Format	Operating Temperature	Product	Factory Pack Quantity	Manufacturer	Mounting Type	Standard Package	Supplier Device Package	Type	Features	Other Names	メーカ	Data Format	Card Standard	Maximum Temperature Limit	Operating Temperature - Junction	Memory	Memory Size	Standard Package Name	EU RoHS	Voltage Rating	Voltage - Supply (Min)	Width	Lead Style	Length - Overall	Package Quantity	Number of Positions	Shell Size - Insert	Bus Connection	Printed Circuit Board	SVHC	Tariff No	Weight	Number of Pins	Material Finish
2 RTC-8564NB:B3:ROHS Real Time Clock 32.768KHz 3.0Volts -40C +85C IC REAL TIME CLOCK 22PIN-SON IC REAL TIME CLOCK 22-SON Epson Toyocom	359	1: ¥26.86	RoHS Compliant By Exemption	I2C-Bus	5.5 V	Reel	SMD/SMT	SON-22	Clock, Calendar, Alarm, Timer	DW:DM:M:Y	HH:MM:SS	+ 85 C	Real Time Clocks	250	Epson Timing	Surface Mount	250	22-SON	Clock/Calendar	Alarm, Y2K	SER3649CT	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
RX-8564LC:B0 PURE SN リアルタイムクロック i2C Bus -40C +85C 5 +/-23ppm 12 PIN Real Time Clock i2C Bus -40C +85C 5 +/-23ppm 12 PIN Epson Toyocom	10	1: ¥16.3275	免責による RoHS 準拠	I2C-Bus	5.5 V	Reel	SMD/SMT	VSOJ-12	Clock, Calendar, Alarm, Timer	DW:DM:M:Y	HH:MM:SS	- 40 C	Real Time Clocks	1000	Epson Timing	SMD/SMT	-	-	-	-	-	Epson	DW:DM:M:Y	リアルタイムクロック	+ 85 C	- 40 C	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
RTC-8564JE:B0ROHS リアルタイムクロック I2C Bus 5 +/-23ppm Real Time Clock I2C Bus 5 +/-23ppm Epson Toyocom	10	695: ¥17.00	免責による RoHS 準拠	I2C-Bus	5.5 V	Reel	SMD/SMT	VSOJ-20	Clock, Calendar, Alarm, Timer	DW:DM:M:Y	HH:MM:SS	- 40 C	Real Time Clocks	1000	Epson Timing	SMD/SMT	-	-	-	-	-	Epson	DW:DM:M:Y	リアルタイムクロック	+ 85 C	- 40 C	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
2 RX-4581NB:B3:ROHS リアルタイムクロック 32.768KHz 128Bit RAM -40C +85C IC REAL TIME CLOCK 22PIN-SON IC REAL TIME CLOCK 22-SON Real Time Clock 32.768KHz 128Bit RAM -40C +85C Epson Toyocom	509	1: ¥26.452	免責による RoHS 準拠	Serial 4-Wire	5.5 V	Tape & Reel (TR)	SMD/SMT	SON-22	Calendar, Alarm, Timer	YY-MM-DD-dd	HH:MM:SS (24 hr)	-40°C ~ 85°C	Real Time Clocks	250	Epson Timing	SMD/SMT	250	22-SON	Clock/Calendar	Alarm, Leap Year, SRAM	SER3651CT	Epson	YY:MM:DD	リアルタイムクロック	+ 85 C	- 40 C	128 B	128b (16 x 8)	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
4 RTC-4543SA:A0:ROHS リアルタイムクロック 32.768KHz 2.5-5.5V 5+/-12ppm IC REAL TIME CLOCK 14-SOIC Real Time Clock 32.768KHz 2.5-5.5V 5+/-12ppm Year Epson Toyocom	36	1: ¥22.10	Lead free / RoHS Compliant	3-Wire Serial	2.5 V ~ 5.5 V	Tape & Reel (TR)	SMD/SMT	14-SOIC (0.209", 5.30mm Width)	Clock, Calendar	YY-MM-DD-dd	HH:MM:SS (24 hr)	-40°C ~ 85°C	-	-	-	Surface Mount	1,000	14-SOP	Clock/Calendar	Leap Year	SER3245CT	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	:No SVHC (20-Jun-2013)	85423990	0.001	:14	:-
2 RTC-4574SA:B3 ROHS リアルタイムクロック SOP 14 Pin 5 +/-23ppm -40C +85C IC REAL TIME CLOCK 14PIN-SOP IC REAL TIME CLOCK 14-SOP Real Time Clock SOP 14 Pin 5 +/-23ppm -40C +85C Epson Toyocom	199	1: ¥21.624	Lead free / RoHS Compliant	3-Wire Serial	1.6 V ~ 5.5 V	Tape & Reel (TR)	SMD/SMT	14-SOIC (0.209", 5.30mm Width)	Clock, Calendar	YY-MM-DD-dd	HH:MM:SS (24 hr)	-40°C ~ 85°C	Real Time Clocks	250	Epson Timing	Surface Mount	250	14-SOP	Clock/Calendar	Alarm, Leap Year	SER3648CT	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
RX-8025SA:AA0 Real Time Clock I2C Bus 5 +/-23ppm Epson Toyocom	622	1000: ¥15.8511	RoHS Compliant By Exemption	I2C-Bus	5.5 V	Reel	SMD/SMT	SOIC-14	Clock, Calendar, Alarm, Timer, Interrupt	DW:DM:M:Y	HH:MM:SS	- 40 C	Real Time Clocks	1000	Epson Timing	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
2 RTC-7301SF:B3 ROHS Real Time Clock 4 Bit 2.4 to 5.5Volt 5 +/-23ppm -40C +85C IC REAL TIME CLOCK 24-SSOP Epson Toyocom	1451	1: ¥58.48	Lead free / RoHS Compliant	Parallel	2.4 V ~ 5.5 V	Tape & Reel (TR)	SMD/SMT	24-SOP (0.209", 5.30mm Width)	Clock, Calendar	YY-MM-DD-dd	HH:MM:SS (24 hr)	-40°C ~ 85°C	Real Time Clocks	250	Epson Timing	Surface Mount	250	24-SSOP	Clock/Calendar	Alarm, Leap Year	SER3768CT	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
RTC-4543SA:B ROHS リアルタイムクロック SOP 14 Pin 5 +/-23ppm -40C +85C Real Time Clock SOP 14 Pin 5 +/-23ppm -40C +85C Epson Toyocom	10	160: ¥13.056	RoHS Compliant By Exemption	Serial 3-Wire	5.5 V	Bulk	SMD/SMT	SOIC-14	Clock, Calendar	DW:DM:M:Y	HH:MM:SS	- 40 C	Real Time Clocks	250	Epson Timing	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
RTC-4543SA:A ROHS リアルタイムクロック SOP 14 Pin 5 +/-23ppm -40C +85C Real Time Clock SOP 14 Pin 5 +/-23ppm -40C +85C Epson Toyocom	10	160: ¥13.056	RoHS Compliant By Exemption	Serial 3-Wire	5.5 V	Bulk	SMD/SMT	SOIC-14	Clock, Calendar	DW:DM:M:Y	HH:MM:SS	- 40 C	Real Time Clocks	250	Epson Timing	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
2 RX-8581SA:B Real Time Clock i2C Bus -40C +85C 5 +/-23ppm IC REAL TIME CLOCK 14-SOP Epson Toyocom	791	1: ¥28.152	RoHS Compliant	I²C, 2-Wire Serial	1.8 V ~ 5.5 V	Tube	SMD/SMT	14-SOIC (0.209", 5.30mm Width)	Clock, Calendar, Alarm	YY-MM-DD-dd	HH:MM:SS (24 hr)	-40°C ~ 85°C	Real Time Clocks	250	Epson Timing	Surface Mount	100	14-SOP	Clock/Calendar	Alarm, Leap Year	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
2 RTC-72423A:ROHS Real Time Clock 4Bit 5.5Volts 24PIN 12/24 hr. -40C +85C Real Time Clock Parallel 24-Pin SOP IC REAL TIME CLOCK 24-SOP Epson Toyocom	11532	1: ¥3.264	Lead free / RoHS Compliant	Parallel	4.5 V ~ 5.5 V	Tube	SMD/SMT	24-SOIC (0.311", 7.90mm Width)	Clock, Calendar, Clock Adjustment	DW:DM:M:Y	HH:MM:SS	-40°C ~ 85°C	Real Time Clocks	250	Epson Timing	Surface Mount	25	24-SOP	Clock/Calendar	Leap Year	-	-	-	-	-	-	-	-	SOIC	Compliant	4.5	5.5	7.9	Gull-wing	16.3(Max)	SOP	24	2.8(Max) - 0.1(Min)	Parallel	24	-	-	-	-	-
RX-8581NB:B3 Real Time Clock i2C Bus -40C +85C 5 +/-23ppm 22 PIN Epson Toyocom	316	1: ¥27.744	RoHS Compliant	I2C-Bus	5.5 V	Reel	SMD/SMT	SON-22	Clock, Calendar, Alarm	DW:DM:M:Y	HH:MM:SS	- 40 C	Real Time Clocks	250	Epson Timing	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
2 RX-8571SA:B3 PURE SN Real Time Clock i2C Bus -40C +85C 5 +/-23ppm 14 PIN IC REAL TIME CLOCK 14-SOP Epson Toyocom	1000	40: ¥13.3647	Lead free / RoHS Compliant	I²C, 2-Wire Serial	1.6 V ~ 5.5 V	Tape & Reel (TR)	SMD/SMT	14-SOIC (0.209", 5.30mm Width)	Clock, Calendar, Alarm, Timer, Interrupt	YY-MM-DD-dd	HH:MM:SS (24 hr)	-40°C ~ 85°C	Real Time Clocks	250	Epson Timing	Surface Mount	250	14-SOP	Clock/Calendar	Alarm, Leap Year, RAM	SER3782CT	-	-	-	-	-	128 B	128b (16 x 8)	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
2 RX-8564LC:B3 PURE SN Real Time Clock i2C Bus -40C +85C 5 +/-23ppm 12 PIN IC REAL TIME CLOCK 12-VSOJ Epson Toyocom	156	1: ¥13.482	Lead free / RoHS Compliant	I²C, 2-Wire Serial	1.8 V ~ 5.5 V	Tape & Reel (TR)	SMD/SMT	12-TSSOJ	Clock, Calendar, Alarm, Timer	YY-MM-DD-dd	HH:MM:SS (24 hr)	-40°C ~ 85°C	Real Time Clocks	250	Epson Timing	Surface Mount	250	12-VSOJ	Clock/Calendar	Alarm, Leap Year	SER3779CT	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
2 RX-8581SA:B3:ROHS Real Time Clock 32.768KHz 3.0Volts 5+/-23ppm -40C +85C IC REAL TIME CLOCK 14-SOP Epson Toyocom	657	1: ¥22.712	Lead free / RoHS Compliant	I²C, 2-Wire Serial	1.8 V ~ 5.5 V	Tape & Reel (TR)	SMD/SMT	14-SOIC (0.209", 5.30mm Width)	Clock, Calendar, Alarm	YY-MM-DD-dd	HH:MM:SS (24 hr)	-40°C ~ 85°C	Real Time Clocks	250	Epson Timing	Surface Mount	250	14-SOP	Clock/Calendar	Alarm, Leap Year	SER3253DKR	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
RX-8025SA:AA3 Real Time Clock 32.768KHz 3.0Volts 5+/-5ppm -40C +85C Epson Toyocom	14000	250: ¥38.9088	RoHS Compliant By Exemption	I2C-Bus	5.5 V	Reel	SMD/SMT	SOP-14	Clock, Calendar, Alarm, Timer, Interrupt	DW:DM:M:Y	HH:MM:SS	- 40 C	Real Time Clocks	250	Epson Timing	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
2 RTC-72421A:ROHS Real Time Clock 4Bit 5.5Volts 18PIN 12/24 hr. -10C +70C Real Time Clock Parallel 18-Pin PDIP IC REAL TIME CLOCK 18-DIP Epson Toyocom	1158	1: ¥36.652	Lead free / RoHS Compliant	Parallel	4.5 V ~ 5.5 V	Tube	Through Hole	18-DIP (0.300", 7.62mm)	Clock, Calendar, Clock Adjustment	DW:DM:M:Y	HH:MM:SS	-10°C ~ 70°C	Real Time Clocks	25	Epson Timing	Through Hole	25	18-DIP	Clock/Calendar	Leap Year	-	-	-	-	-	-	-	-	PDIP	Compliant	4.5	5.5	6.3	Through Hole	23.1(Max)	PDIP	18	4.2(Max) - 0.2(Min)	Parallel	18	-	-	-	-	-
2 RTC-72423A:3:ROHS Real Time Clock 4Bit 5.5Volts 24PIN 12/24 hr. -40C +85C IC REAL TIME CLOCK 24-SOP Epson Toyocom	895	1: ¥41.684	RoHS Compliant By Exemption	Parallel	4.5 V ~ 5.5 V	Tape & Reel (TR)	SMD/SMT	24-SOIC (0.311", 7.90mm Width)	Clock, Calendar, Clock Adjustment	YY-MM-DD-dd	HH:MM:SS (12/24 hr)	-40°C ~ 85°C	Real Time Clocks	250	Epson Timing	Surface Mount	250	24-SOP	Clock/Calendar	Leap Year	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
RX8581SA:B0 Real Time Clock 14 pin +5/-23ppm Epson Toyocom	10	1000: ¥14.076	RoHS Compliant	Serial, I2C	5.5 V	Reel	SMD/SMT	SOIC-14	Alarm, Calendar, Clock	DW:DM:M:Y	HH:MM:SS	- 40 C	Real Time Clocks	1000	Epson Timing	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-