Real Time Clocks
Real Time Clocks (RTCs) provide time and/or date information in almost any electronic device which needs to keep accurate time. The clock types are binary counter, clock/calendar/supervisor, elapsed time counter, phantom time chip, portable system controller, temperature recorder, time event recorder, and timer clock peripheral. They contain memory sizes ranging from 2 B to 2 MB and have interface options of I2C, Parallel, Serial, SPI, 1-Wire, 2-Wire, 3-Wire, and 4-Wire.
Image | Part Number | Availability | Unit Price | Package | Description | RFQ/BUY |
---|---|---|---|---|---|---|
R2045S-E2-F Ricoh |
785 In Stock |
$3.1400 Min: 1 |
14-SOIC (0.209", 5.30mm Width) | R2045S - 4-wire Serial Interface | RFQ | |
COM-10079 SparkFun Electronics |
3,530 In Stock |
$10.9500 Min: 1 |
20-SOIC (0.295", 7.50mm Width) | REAL TIME CLOCK - DS3234 | RFQ | |
RX-8803LCUB PURE SN BULK EPSON |
3,955 In Stock |
$8.7427 Min: 1 |
12-TFSOJ (0.094", 2.40mm Width) | IC RTC CLK/CALENDAR I2C 12VSOJ | RFQ | |
RX8804CE XAB EPSON |
421 In Stock |
$8.4529 Min: 1 |
10-SMD, No Lead | IC RTC CLK/CALENDAR I2C 10SMD | RFQ | |
RX-4045NBACB EPSON |
2,707 In Stock |
$8.1510 Min: 1 |
22-SMD, 20 Leads, Flat Leads | IC RTC CLK/CALENDAR SER 22SON | RFQ | |
RTC-8564JEBX ROHS EPSON |
2,705 In Stock |
$7.9623 Min: 1 |
20-LSSOJ (0.213", 5.40mm Width) | IC RTC CLK/CALENDAR I2C 20VSOJ | RFQ | |
RX-4045NBAC3 EPSON |
3,603 In Stock |
$7.7846 Min: 1 |
22-SMD, 20 Leads, Flat Leads | IC RTC CLK/CALENDAR SER 22SON | RFQ | |
RX-8025NBAC PURE SN EPSON |
1,772 In Stock |
$7.6604 Min: 1 |
22-SMD, 20 Leads, Flat Leads | IC RTC CLK/CALENDAR I2C 22SON | RFQ | |
RX-4035SAACB PURE SN EPSON |
1,749 In Stock |
$7.3963 Min: 1 |
14-SOIC (0.197", 5.00mm Width) | IC RTC CLK/CALENDAR SPI 14SOP | RFQ | |
RX-8025NBAC3 PURE SN EPSON |
658 In Stock |
$7.3161 Min: 1 |
22-SMD, 20 Leads, Flat Leads | IC RTC CLK/CALENDAR I2C 22SON | RFQ | |
RX-4035SAAC3 PURE SN EPSON |
511 In Stock |
$7.0638 Min: 1 |
14-SOIC (0.197", 5.00mm Width) | IC RTC CLK/CALENDAR SPI 14SOP | RFQ | |
RX-4803SAUBX PURE SN EPSON |
3,054 In Stock |
$6.6415 Min: 1 |
14-SOIC (0.197", 5.00mm Width) | IC RTC CLK/CALENDAR SER 14SOP | RFQ | |
RX8804CE XBB EPSON |
1,867 In Stock |
$6.0000 Min: 1 |
10-SMD, No Lead | IC RTC CLK/CALENDAR I2C 10SMD | RFQ | |
RX-8571LC:B PURE SN EPSON |
427 In Stock |
$5.6604 Min: 1 |
12-TFSOJ (0.094", 2.40mm Width) | 5+/-23PPM RTC BULK - CUT TAPE | RFQ | |
RX-4571LCB PURE SN EPSON |
86 In Stock |
$5.6604 Min: 1 |
12-TFSOJ (0.094", 2.40mm Width) | RX-4571LC:B RTC {SN-AG OR SN} VS | RFQ | |
RX-4571NB:BX PURE SN EPSON |
1,662 In Stock |
$5.2453 Min: 1 |
22-SMD, 20 Leads, Flat Leads | IC RTC CLK/CALENDAR SER 22SON | RFQ | |
RX-8803LCUA0 PURE SN EPSON |
2,738 In Stock |
$4.9350 Min: 1 |
12-TFSOJ (0.094", 2.40mm Width) | RX-8803LC:UA0 PURE SN I2C-BUS RT | RFQ | |
RX-4803LCUA0 PURE SN EPSON |
679 In Stock |
$4.9350 Min: 1 |
12-TFSOJ (0.094", 2.40mm Width) | RX-4803LC:UA0 PURE SN RTC +/-3.4 | RFQ | |
RTT21064 Raltron Electronics |
1,880 In Stock |
$4.7852 Min: 1 |
10-SMD, No Lead | XTAL OSC RTC 32.768KHZ SMD | RFQ | |
RX8900CEUCB EPSON |
2,904 In Stock |
$4.7541 Min: 1 |
10-SMD, No Lead | IC RTC CLK/CALENDAR I2C 10SMD | RFQ | |
RX8900CEUC3 EPSON |
882 In Stock |
$4.5103 Min: 1 |
10-SMD, No Lead | IC RTC CLK/CALENDAR I2C 10SMD | RFQ | |
RX6110SA BX PURE SN EPSON |
500 In Stock |
$4.1753 Min: 1 |
14-SOIC (0.197", 5.00mm Width) | IC RTC CLK/CALENDAR I2C 14SOP | RFQ | |
RX-4803SAUA0 PURE SN EPSON |
2,199 In Stock |
$3.5100 Min: 1 |
14-SOIC (0.197", 5.00mm Width) | IC RTC CLK/CALENDAR SER 14SOP | RFQ | |
RX8804CE XA0 EPSON |
3,495 In Stock |
$3.0000 Min: 1 |
10-SMD, No Lead | IC RTC CLK/CALENDAR I2C 10SMD | RFQ | |
RV-2123-C2-32.768KHZ-20PPM-TA-QA Micro Crystal AG |
3,426 In Stock |
$2.9250 Min: 1 |
10-TCDFN Exposed Pad | TIMING REAL TIME CLOCK | RFQ |