Real Time Clock

 Real Time Clock
Real Time Clocks are in stock with same-day shipping at Mouser from industry leading manufacturers. Mouser is an authorized distributor for many real time clock manufacturers including Analog Devices, Epson, Microchip, Micro Crystal, NXP, Renesas Electronics, STMicroelectronics & more.
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Please view our large selection of real time clocks below.
Results: 787
Select Image Part # Mfr. Description Datasheet Availability Pricing (DKK) Filter the results in the table by unit price based on your quantity. Qty. RoHS ECAD Model Interface Type Date Format Time Format Package/Case Battery Backup Switching Supply Voltage - Min Supply Voltage - Max Minimum Operating Temperature Maximum Operating Temperature Series Mounting Style Qualification Time Keeping Current Packaging
Epson Timing Real Time Clock 5+/-23PPM RTC 250TR 844In Stock
Cut Tape
46,63 kr.
35,96 kr.
32,30 kr.
29,99 kr.
Reel
27,60 kr.
Min.: 1
Mult.: 1
: 250
I2C YY-MM-DD-dd HH:MM:SS (24 hr) VSOJ-12 No Backup Switching 1.6 V 5.5 V - 40 C + 85 C RX-8571LC SMD/SMT Reel, Cut Tape


Epson Timing Real Time Clock 32.768kHz-DTCXO 3.4ppm I2C-Bus 921In Stock
Cut Tape
31,41 kr.
23,65 kr.
21,78 kr.
19,62 kr.
Reel
17,31 kr.
Min.: 1
Mult.: 1
: 1.000
I2C YY-MM-DD-dd HH:MM:SS (24 hr) Backup Switching 2.5 V 5.5 V - 40 C + 85 C RX8900CE SMD/SMT Reel, Cut Tape, MouseReel
Epson Timing Real Time Clock I2C-BUS RTC +/-5.0PPM-40 85C VSOJ-12 PIN 250TR 469In Stock
Cut Tape
74,90 kr.
58,71 kr.
54,68 kr.
47,22 kr.
Reel
46,33 kr.
Min.: 1
Mult.: 1
: 250
I2C YY-MM-DD-dd HH:MM:SS (24 hr) VSOJ-12 No Backup Switching 1.6 V 5.5 V - 40 C + 85 C RX-8803LC SMD/SMT Reel, Cut Tape

Epson Timing Real Time Clock RX8130CE:BX REAL TIME CLOCK +/-23PPM ANY TR 1.627In Stock
Cut Tape
18,13 kr.
13,50 kr.
12,46 kr.
Reel
10,89 kr.
10,37 kr.
Min.: 1
Mult.: 1
: 100
Serial 2-Wire, I2C YY-MM-DD-dd HH:MM:SS (24 hr) Backup Switching 1.25 V 5.5 V - 40 C + 85 C RX8130CE SMD/SMT Reel, Cut Tape
Epson Timing Real Time Clock 1.6-5.5V 257In Stock
Cut Tape
67,74 kr.
52,74 kr.
47,00 kr.
46,33 kr.
Reel
39,31 kr.
Min.: 1
Mult.: 1
: 250
I2C YY-MM-DD-dd HH:MM:SS (24 hr) No Backup Switching 1.6 V 5.5 V - 40 C + 105 C RX8804CE SMD/SMT Reel, Cut Tape, MouseReel
Epson Timing Real Time Clock 32.768kHz-DTCXO 3.4ppm I2C-Bus
1.019In Stock
Cut Tape
62,29 kr.
48,49 kr.
45,06 kr.
41,25 kr.
Reel
39,09 kr.
Min.: 1
Mult.: 1
: 250
I2C YY-MM-DD-dd HH:MM:SS (24 hr) Backup Switching 2.5 V 5.5 V - 40 C + 85 C RX8900CE SMD/SMT Reel, Cut Tape, MouseReel
Epson Timing Real Time Clock RX8804CE:XA3 REAL TIME CLOCK +/-3.4PPM DTCXO 250TR 245In Stock
Cut Tape
67,74 kr.
52,74 kr.
48,94 kr.
44,83 kr.
Reel
42,37 kr.
Min.: 1
Mult.: 1
: 250
I2C YY-MM-DD-dd HH:MM:SS (24 hr) No Backup Switching 1.6 V 5.5 V - 40 C + 105 C RX8804CE SMD/SMT Reel, Cut Tape

Epson Timing Real Time Clock RX8804CE:XB0 REAL TIME CLOCK +/-5.0PPM DTCXO 1K TR 990In Stock
Cut Tape
24,25 kr.
18,28 kr.
16,79 kr.
15,14 kr.
Reel
12,91 kr.
Min.: 1
Mult.: 1
: 1.000
I2C YY-MM-DD-dd HH:MM:SS (24 hr) No Backup Switching 1.6 V 5.5 V - 40 C + 105 C SMD/SMT Reel, Cut Tape


Epson Timing Real Time Clock 32.768kHz-DTCXO 3.4ppm I2C-Bus 14In Stock
Cut Tape
63,78 kr.
49,61 kr.
46,03 kr.
42,15 kr.
Reel
39,99 kr.
Min.: 1
Mult.: 1
: 250
Serial 2-Wire, I2C YY-MM-DD-dd HH:MM:SS (24 hr) Backup Switching 2.5 V 5.5 V - 40 C + 85 C RX8900SA SMD/SMT Reel, Cut Tape, MouseReel
Epson Timing Real Time Clock 3.8ppm 1.6-5.5V 12In Stock
1.000On Order
Cut Tape
49,46 kr.
38,12 kr.
33,87 kr.
31,63 kr.
Reel
29,17 kr.
Min.: 1
Mult.: 1
: 250
Serial 2-Wire, I2C YY-MM-DD-dd HH:MM:SS (24 hr) No Backup Switching 1.6 V 5.5 V - 40 C + 105 C RX8804CE SMD/SMT Reel, Cut Tape, MouseReel


Epson Timing Real Time Clock 32.768kHz-DTCXO 5ppm I2C-Bus 539In Stock
Cut Tape
19,55 kr.
14,62 kr.
13,35 kr.
12,01 kr.
Reel
10,29 kr.
Min.: 1
Mult.: 1
: 1.000
I2C YY-MM-DD-dd HH:MM:SS (24 hr) Backup Switching 2.5 V 5.5 V - 40 C + 85 C RX8900SA SMD/SMT Reel, Cut Tape, MouseReel
Epson Timing Real Time Clock RX4901CEXS A0 REAL TIME CLOCK MODULE SPI-Bus 3.0V +/-3ppm 2k TR 1.988In Stock
Cut Tape
37,52 kr.
28,65 kr.
26,33 kr.
23,95 kr.
Reel
20,89 kr.
Min.: 1
Mult.: 1
: 2.000
I2C YY-MM-DD-dd HH:MM:SS (24 hr) Backup Switching 1.6 V 5.5 V - 40 C + 105 C RX4901CE SMD/SMT Reel, Cut Tape, MouseReel


Epson Timing Real Time Clock REAL TIME CLOCK 3.0V 5+/-23PPM 250TR 411In Stock
Cut Tape
31,78 kr.
24,17 kr.
22,23 kr.
20,22 kr.
Reel
18,87 kr.
Min.: 1
Mult.: 1
: 250
Serial, I2C, SPI YY-MM-DD-dd HH:MM:SS (24 hr) Backup Switching 1.6 V 5.5 V - 40 C + 85 C RX6110SA SMD/SMT Reel, Cut Tape, MouseReel
Epson Timing Real Time Clock RX4901CE XS D0 REAL TIME CLOCK MODULE SPI-Bus 3.0V +/-3ppm 2k TR 1.920In Stock
Cut Tape
38,05 kr.
29,09 kr.
26,78 kr.
24,39 kr.
Reel
20,52 kr.
Min.: 1
Mult.: 1
: 2.000
I2C YY-MM-DD-dd HH:MM:SS (24 hr) Backup Switching 1.6 V 5.5 V - 40 C + 105 C RX4901CE SMD/SMT Reel, Cut Tape, MouseReel
Epson Timing Real Time Clock RX4901CE XS B0 REAL TIME CLOCK MODULE SPI-Bus 3.0V +/-3ppm 2k TR 1.800In Stock
Cut Tape
37,52 kr.
28,65 kr.
26,33 kr.
23,95 kr.
Reel
20,81 kr.
Min.: 1
Mult.: 1
: 2.000
I2C YY-MM-DD-dd HH:MM:SS (24 hr) Backup Switching 1.6 V 5.5 V - 40 C + 105 C RX4901CE SMD/SMT Reel, Cut Tape, MouseReel
ABRACON Real Time Clock Built-In TXCO Real Time Clock Module with I2C Bus 2.960In Stock
Cut Tape
21,19 kr.
15,82 kr.
14,47 kr.
13,06 kr.
Reel
11,94 kr.
Min.: 1
Mult.: 1
: 3.000
I2C Backup Switching 1.6 V 5.5 V - 40 C + 85 C AB-RTC-TH-32.768kHz-2 SMD/SMT Reel, Cut Tape, MouseReel
ABRACON Real Time Clock RTC TCXO I2C 3ppm 3215 826In Stock
Cut Tape
33,50 kr.
25,51 kr.
23,57 kr.
21,34 kr.
Reel
19,55 kr.
Min.: 1
Mult.: 1
: 1.000
I2C DFN-8 Backup Switching 1.5 V 5.5 V - 40 C + 85 C SMD/SMT Reel, Cut Tape, MouseReel
ABRACON Real Time Clock RTC TCXO I2C 3ppm 3215 AEC-Q200 990In Stock
Cut Tape
34,91 kr.
26,63 kr.
24,54 kr.
22,23 kr.
Reel
20,37 kr.
Min.: 1
Mult.: 1
: 1.000
I2C DFN-8 Backup Switching 1.5 V 5.5 V - 40 C + 85 C SMD/SMT Reel, Cut Tape, MouseReel
Epson Timing RX-4571LC:B3 PURE SN
Epson Timing Real Time Clock RTC VSOJ 12PIN 5+/-23PPM 250TR 250In Stock
Cut Tape
49,24 kr.
37,97 kr.
35,21 kr.
32,08 kr.
Reel
30,29 kr.
Min.: 1
Mult.: 1
: 250
Serial 3-Wire VSOJ-12 No Backup Switching 1.6 V 5.5 V - 40 C + 85 C RX-4571LC SMD/SMT Reel, Cut Tape, MouseReel
ABRACON Real Time Clock Built-In TXCO Real Time Clock Module with I2C Bus 2.348In Stock
Cut Tape
12,16 kr.
8,95 kr.
8,06 kr.
7,18 kr.
Reel
6,38 kr.
Min.: 1
Mult.: 1
: 3.000
I2C SOP-8 Backup Switching 1.6 V 5.5 V - 40 C + 85 C AB-RTC-TA-32.768kHz-2 SMD/SMT Reel, Cut Tape, MouseReel
ABRACON Real Time Clock Built-In TXCO Real Time Clock Module with I2C Bus 2.049In Stock
Cut Tape
23,57 kr.
17,75 kr.
16,26 kr.
14,77 kr.
Reel
13,06 kr.
Min.: 1
Mult.: 1
: 1.300
I2C Backup Switching 1.6 V 5.5 V - 40 C + 85 C AB-RTC-TC-32.768kHz-2 SMD/SMT Reel, Cut Tape, MouseReel
ABRACON Real Time Clock Built-In XO Real Time Clock Module with I2C Bus 1.968In Stock
Cut Tape
17,01 kr.
12,61 kr.
11,56 kr.
10,29 kr.
Reel
9,40 kr.
Min.: 1
Mult.: 1
: 3.000
I2C Backup Switching 1.2 V 5.5 V - 40 C + 85 C AB-RTC-XB-32.768kHz-2 SMD/SMT Reel, Cut Tape, MouseReel
Micro Crystal Real Time Clock 32.768kHz I2C 20ppm 2.0x1.2x0.7mm 4.312In Stock
Cut Tape
12,16 kr.
8,95 kr.
7,98 kr.
7,08 kr.
Reel
6,38 kr.
Min.: 1
Mult.: 1
: 1.000
I2C YY-MM-DD-dd HH:MM:SS:hh (12 hr, 24 hr) SON-8 900 mV 5.5 V - 40 C + 85 C RV-8263-C8 SMD/SMT Reel, Cut Tape, MouseReel
Microchip Technology Real Time Clock I2C GP RTCC 64B SRAM 41.659In Stock
Cut Tape
5,90 kr.
5,89 kr.
5,88 kr.
5,86 kr.
Reel
5,01 kr.
Min.: 1
Mult.: 1
: 3.300
Serial 2-Wire, I2C YY-MM-DD-dd HH:MM:SS:hh (12 hr, 24 hr) SOIC-8 Backup Switching 1.8 V 5.5 V - 40 C + 85 C SMD/SMT Reel, Cut Tape, MouseReel
Microchip Technology Real Time Clock I2C GP RTCC 1Kb EE 64B SRAM ID 14.619In Stock
Cut Tape
7,06 kr.
Reel
6,01 kr.
Min.: 1
Mult.: 1
: 3.300
I2C YY-MM-DD-dd HH:MM:SS:hh (12 hr, 24 hr) SOIC-8 Backup Switching 1.8 V 5.5 V - 40 C + 85 C SMD/SMT Reel, Cut Tape, MouseReel