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 | RFQ/BUY | Package | Description |
---|---|---|---|---|---|---|
AS1810-PTR ams OSRAM |
7,479 In Stock |
N/A | RFQ | IC RTC CLK/CALENDAR I2C 8-TDFN | ||
DS1557P-70+ Analog Devices Inc./Maxim Integrated |
8,762 In Stock |
$47.1388 Min: 1 |
RFQ | 34-PowerCap Module | IC RTC CLK/CALENDAR PAR 34-PCM | |
DS1746WP-120IND+ Analog Devices Inc./Maxim Integrated |
1,554 In Stock |
$42.8725 Min: 1 |
RFQ | 34-PowerCap Module | IC RTC CLK/CALENDAR PAR 34-PCM | |
DS1244W-120IND+ Analog Devices Inc./Maxim Integrated |
7,544 In Stock |
$33.5313 Min: 1 |
RFQ | 28-EDIP | IC RTC PHANTOM PAR 28-DIP | |
DS17487-3IND+ Analog Devices Inc./Maxim Integrated |
366 In Stock |
$21.1700 Min: 1 |
RFQ | 24-EDIP | IC RTC CLK/CALENDAR PAR 24-EDIP | |
DS1678+ Analog Devices Inc./Maxim Integrated |
2,691 In Stock |
$7.4429 Min: 1 |
RFQ | 8-PDIP | IC RTC EVENT REC I2C 8-DIP | |
DS1318E+T&R Analog Devices Inc./Maxim Integrated |
1,061 In Stock |
$2.9553 Min: 1 |
RFQ | 24-TSSOP | IC RTC ELAPSED CNT PAR 24-TSSOP | |
DS1342T+T&R Analog Devices Inc./Maxim Integrated |
6,475 In Stock |
$1.9881 Min: 1 |
RFQ | 8-TDFN (3x3) | IC RTC CLK/CALENDAR I2C 6-TDFN | |
PCF2129AT/1,512 NXP USA Inc. |
4,440 In Stock |
N/A | RFQ | 20-SO | IC RTC CLK/CALENDAR I2C 20-SOIC | |
PCF8583BS,518 NXP USA Inc. |
2,920 In Stock |
N/A | RFQ | 20-HVQFN (5x5) | IC RTC CLK/CALENDAR I2C 20-VQFN | |
RTC-4701NB:B ROHS EPSON |
354 In Stock |
N/A | RFQ | 22-SON (6.3x4.8) | IC REAL TIME CLOCK/CALENDAR | |
RX-8731LC:B0 PURE SN EPSON |
7,128 In Stock |
N/A | RFQ | 12-VSOJ | IC RTC CALENDAR I2C 12VSOJ | |
DS1392U-18+ Analog Devices Inc./Maxim Integrated |
6,727 In Stock |
$2.2900 Min: 1 |
RFQ | IC RTC CLK/CALENDAR SER 10-USOP | ||
RTC-4543SA:B3:PURE SN EPSON |
3,677 In Stock |
N/A | RFQ | 14-SOP | IC RTC CALENDAR 3-WIRE SER 14SOP | |
RTC-4543SA:B0 ROHS EPSON |
5,391 In Stock |
N/A | RFQ | 14-SOP | IC RTC CALENDAR 3-WIRE SER 14SOP | |
RTC-4543SA:B ROHS EPSON |
1,338 In Stock |
N/A | RFQ | 14-SOP | IC RTC CALENDAR 3-WIRE SER 14SOP | |
RTC-4543SA:B:PURE SN EPSON |
7,600 In Stock |
N/A | RFQ | 14-SOP | IC RTC CALENDAR 3-WIRE SER 14SOP | |
RTC-4543SA:A ROHS EPSON |
6,980 In Stock |
N/A | RFQ | 14-SOP | IC RTC CALENDAR 3-WIRE SER 14SOP | |
RA-8565SA:B3 PURE SN EPSON |
5,354 In Stock |
N/A | RFQ | 14-SOP | IC REAL TIME CLOCK/CALENDAR | |
RA-8565SA:B0 PURE SN EPSON |
4,554 In Stock |
N/A | RFQ | 14-SOP | IC REAL TIME CLOCK/CALENDAR | |
RA-8565SA:B PURE SN EPSON |
5,359 In Stock |
N/A | RFQ | 14-SOP | IC REAL TIME CLOCK/CALENDAR | |
RA-4574SA:B0 PURE SN EPSON |
1,447 In Stock |
N/A | RFQ | 14-SOP | IC REAL TIME CLOCK/CALENDAR | |
RA-4574SA:B PURE SN EPSON |
3,280 In Stock |
N/A | RFQ | 14-SOP | IC REAL TIME CLOCK/CALENDAR | |
PT7C4563ZEE Diodes Incorporated |
3,814 In Stock |
N/A | RFQ | 8-TDFN (2x3) | IC RTC CLOCK | |
PT7C4372AZEE Diodes Incorporated |
8,253 In Stock |
N/A | RFQ | 8-TDFN (2x3) | IC RTC CLOCK 8TDFN |