Real Time Clock 3V/5V Real-Time Clock
DS1685E-5+
Analog Devices / Maxim Integrated
1:
$13.59
270 On Order
Mouser Part No 700-DS1685E-5
Analog Devices / Maxim Integrated
Real Time Clock 3V/5V Real-Time Clock
270 On Order
View Dates
Alternative Packaging
On Order:
84 Expected 03/03/2026
186 Expected 10/03/2026
Factory Lead Time:
10 Weeks
1
$13.59
10
$10.32
25
$9.90
100
$8.72
248
View
248
$8.29
558
$7.76
1,054
$7.23
Buy
Min.: 1 Mult.: 1
Details
Multiplexed
YY-MM-DD-dd
HH:MM:SS:hh (12 hr, 24 hr)
242 B
TSSOP-24
Backup Switching
4.5 V
5.5 V
0 C
+ 70 C
DS1685E
SMD/SMT
Tube
Real Time Clock 1-Wire Time Chip With Interrupt
+1 image
DS2417P+
Analog Devices / Maxim Integrated
1:
$6.32
718 Expected 24/03/2026
Mouser Part No 700-DS2417P
Analog Devices / Maxim Integrated
Real Time Clock 1-Wire Time Chip With Interrupt
718 Expected 24/03/2026
Alternative Packaging
1
$6.32
10
$4.53
25
$4.22
120
$3.71
240
View
240
$3.52
600
$3.16
1,080
$2.66
2,520
$2.56
Buy
Min.: 1 Mult.: 1
Details
Serial 1-Wire
Binary
Binary
4 B
TSOC-6
Backup Switching
2.2 V
6 V
- 40 C
+ 85 C
DS2417P
SMD/SMT
Tube
Real Time Clock 3.5ppm, I2C RTC with Integrated Crystal and Power Management
MAX31328NELB+
Analog Devices / Maxim Integrated
1:
$7.49
3,428 On Order
Mouser Part No 700-MAX31328NELB+
Analog Devices / Maxim Integrated
Real Time Clock 3.5ppm, I2C RTC with Integrated Crystal and Power Management
3,428 On Order
View Dates
Alternative Packaging
On Order:
1,958 Expected 27/04/2026
1,470 Expected 28/04/2026
Factory Lead Time:
10 Weeks
1
$7.49
10
$5.68
25
$5.29
100
$4.66
250
View
250
$4.42
490
$3.96
980
$3.34
2,940
$3.20
Buy
Min.: 1 Mult.: 1
Details
I2C
YY-MM-DD-dd
HH:MM:SS:hh (12 hr, 24 hr)
LGA-10
Backup Switching
2.3 V
5.5 V
- 40 C
+ 85 C
MAX31328
SMD/SMT
Tray
Real Time Clock AECQ-200 IC RTC Ultra small Low Power CLK/CALENDAR I2C MODULE 2012
AB-RTC-XPA-32.768KHZ-2-T1
ABRACON
1:
$4.15
1,000 Expected 12/05/2026
New Product
Mouser Part No 815-AB-XPA-32768K2T1
New Product
ABRACON
Real Time Clock AECQ-200 IC RTC Ultra small Low Power CLK/CALENDAR I2C MODULE 2012
1,000 Expected 12/05/2026
1
$4.15
10
$2.74
25
$2.50
100
$2.12
1,000
$1.54
2,000
View
250
$2.01
500
$1.81
2,000
$1.48
5,000
$1.45
Buy
Min.: 1 Mult.: 1
Details
I2C
DFN-8
Integrated Battery
900 mV
5.5 V
- 40 C
+ 85 C
AB-RTC-XPA-32.768kHz-2
SMD/SMT
Reel, Cut Tape, MouseReel
Real Time Clock IC RTC Ultra small Low Power CLK/CALENDAR I2C MODULE 3215
AB-RTC-XL-32.768KHZ-2-T1
ABRACON
1:
$4.11
1,000 Expected 17/03/2026
New Product
Mouser Part No 815-RTCXL32768KHZ2T1
New Product
ABRACON
Real Time Clock IC RTC Ultra small Low Power CLK/CALENDAR I2C MODULE 3215
1,000 Expected 17/03/2026
1
$4.11
10
$2.72
25
$2.48
100
$2.10
1,000
$1.52
2,000
View
250
$1.99
500
$1.79
2,000
$1.47
5,000
$1.44
Buy
Min.: 1 Mult.: 1
Details
I2C
HH:MM:SS (24 hr)
SON-8
No Backup Switching
900 mV
5.5 V
- 40 C
+ 85 C
AB-RTC-XL
SMD/SMT
Reel, Cut Tape, MouseReel
Real Time Clock AECQ-200 IC RTC Ultra small Low Power CLK/CALENDAR I2C MODULE 3215
AB-RTC-XLA-32.768KHZ-2-T1
ABRACON
1:
$4.25
1,000 Expected 17/03/2026
New Product
Mouser Part No 815-TCXLA32768KHZ2T1
New Product
ABRACON
Real Time Clock AECQ-200 IC RTC Ultra small Low Power CLK/CALENDAR I2C MODULE 3215
1,000 Expected 17/03/2026
1
$4.25
10
$2.81
25
$2.58
100
$2.22
1,000
$1.60
2,000
View
250
$2.11
500
$1.89
2,000
$1.55
5,000
$1.52
Buy
Min.: 1 Mult.: 1
Details
I2C
HH:MM:SS (24 hr)
SON-8
No Backup Switching
900 mV
5.5 V
- 40 C
+ 85 C
AB-RTC-XLA
SMD/SMT
Reel, Cut Tape, MouseReel
Real Time Clock IC RTC Ultra small Low Power CLK/CALENDAR I2C MODULE 2012
AB-RTC-XP-32.768KHZ-2-T1
ABRACON
1:
$3.96
1,000 Expected 12/05/2026
New Product
Mouser Part No 815-XP32762T1
New Product
ABRACON
Real Time Clock IC RTC Ultra small Low Power CLK/CALENDAR I2C MODULE 2012
1,000 Expected 12/05/2026
1
$3.96
10
$2.61
25
$2.38
100
$2.02
1,000
$1.47
2,000
View
250
$1.92
500
$1.72
2,000
$1.41
5,000
$1.38
Buy
Min.: 1 Mult.: 1
Details
I2C
DFN-8
Integrated Battery
900 mV
5.5 V
- 40 C
+ 85 C
AB-RTC-XP-32.768kHz-2
SMD/SMT
Reel, Cut Tape, MouseReel
Real Time Clock 2-Wire Real Time Clock IC
R2223T-E2-F
Nisshinbo
1:
$1.86
2,000 In Stock
Mouser Part No 848-R2223TE2F
Nisshinbo
Real Time Clock 2-Wire Real Time Clock IC
2,000 In Stock
1
$1.86
10
$1.36
25
$1.24
100
$1.10
2,000
$0.847
4,000
View
250
$1.03
500
$0.973
1,000
$0.847
4,000
$0.733
8,000
$0.716
Buy
Min.: 1 Mult.: 1
Details
Serial 2-Wire, I2C
YY-MM-DD-dd
HH:MM:SS:hh (12 hr, 24 hr)
TSSOP-10
No Backup Switching
1.5 V
5.5 V
- 40 C
+ 85 C
R2223T
SMD/SMT
Reel, Cut Tape, MouseReel
Real Time Clock 4096k NV SRAM with Phantom Clock
DS1251WP-120+
Analog Devices / Maxim Integrated
1:
$72.80
32 Expected 02/04/2026
Mouser Part No 700-DS1251WP-120
Analog Devices / Maxim Integrated
Real Time Clock 4096k NV SRAM with Phantom Clock
32 Expected 02/04/2026
1
$72.80
10
$60.30
25
$57.82
120
$53.76
280
Quote
280
Quote
Buy
Min.: 1 Mult.: 1
Details
Parallel
YY-MM-DD-dd
HH:MM:SS:hh (12 hr, 24 hr)
512 kB
PowerCap Module-34
Backup Switching
2.97 V
3.63 V
0 C
+ 70 C
DS1251WP
SMD/SMT
Tray
Real Time Clock Low Current Real Time Clock with I2C Int
MAX31341BEWC+T
Analog Devices / Maxim Integrated
1:
$4.15
3,365 Expected 13/04/2026
Mouser Part No 700-MAX31341BEWC+T
Analog Devices / Maxim Integrated
Real Time Clock Low Current Real Time Clock with I2C Int
3,365 Expected 13/04/2026
Alternative Packaging
1
$4.15
10
$2.74
25
$2.50
100
$2.12
2,500
$1.48
5,000
View
250
$2.02
500
$1.81
1,000
$1.54
5,000
$1.45
Buy
Min.: 1 Mult.: 1
Details
Serial 2-Wire, I2C
YY-MM-DD-dd
HH:MM:SS (24 hr)
64 B
Backup Switching
1.6 V
3.6 V
- 40 C
+ 85 C
MAX31341
SMD/SMT
Reel, Cut Tape, MouseReel
Real Time Clock REAL TIME CLK/CLNDR W/TEMP COMP 8 L
ISL12022IBZ
Renesas / Intersil
1:
$5.18
2,940 Expected 27/04/2026
Mouser Part No 968-ISL12022IBZ
Renesas / Intersil
Real Time Clock REAL TIME CLK/CLNDR W/TEMP COMP 8 L
2,940 Expected 27/04/2026
Alternative Packaging
1
$5.18
10
$3.96
25
$3.65
100
$3.25
250
View
250
$2.99
500
$2.94
980
$2.86
Buy
Min.: 1 Mult.: 1
Details
Serial 2-Wire, I2C
YY-MM-DD-dd
HH:MM:SS (24 hr)
128 B
SOIC-8
Backup Switching
2.7 V
5.5 V
- 40 C
+ 85 C
ISL12022
SMD/SMT
Tube
Real Time Clock REAL TIME CLK ENHANC CD ESD & MOISTURESIS
ISL12022MAIBZ
Renesas / Intersil
1:
$8.79
760 Expected 08/07/2026
Mouser Part No 968-ISL12022MAIBZ
Renesas / Intersil
Real Time Clock REAL TIME CLK ENHANC CD ESD & MOISTURESIS
760 Expected 08/07/2026
Alternative Packaging
1
$8.79
10
$5.93
25
$5.18
100
$4.33
250
View
250
$3.92
500
$3.85
Buy
Min.: 1 Mult.: 1
Details
Serial 2-Wire, I2C
YY-MM-DD-dd
HH:MM:SS (24 hr)
128 B
SOIC-20
Backup Switching
2.7 V
5.5 V
- 40 C
+ 85 C
ISL12022
SMD/SMT
Tube
Real Time Clock SPI GP RTCC 1Kb EE 64B SRAM EUI-64
MCP79512-I/MS
Microchip Technology
1:
$1.39
600 Expected 17/03/2026
Mouser Part No 579-MCP79512-I/MS
Microchip Technology
Real Time Clock SPI GP RTCC 1Kb EE 64B SRAM EUI-64
600 Expected 17/03/2026
Alternative Packaging
1
$1.39
25
$1.28
100
$1.24
Buy
Min.: 1 Mult.: 1
Details
SPI
YY-MM-DD-dd
HH:MM:SS:hh (12 hr, 24 hr)
64 B
MSOP-10
Backup Switching
1.8 V
3.6 V
- 40 C
+ 85 C
SMD/SMT
Tube
Real Time Clock Low-Current, I C, Serial Real-Time Clock
+2 images
DS1339AU+
Analog Devices / Maxim Integrated
1:
$4.94
197 Expected 06/03/2026
Mouser Part No 700-DS1339AU+
Analog Devices / Maxim Integrated
Real Time Clock Low-Current, I C, Serial Real-Time Clock
197 Expected 06/03/2026
Alternative Packaging
1
$4.94
10
$3.79
50
$3.32
100
$3.17
250
$3.02
Buy
Min.: 1 Mult.: 1
Details
Serial 2-Wire, I2C
YY-MM-DD-dd
HH:MM:SS:hh (12 hr, 24 hr)
uSOP-8
Backup Switching
1.71 V
5.5 V
- 40 C
+ 85 C
DS1339AU
SMD/SMT
Tube
Real Time Clock I C RTC/Supervisor with Trickle Charger
DS1388Z-5+
Analog Devices / Maxim Integrated
1:
$10.47
200 Expected 20/04/2026
Mouser Part No 700-DS1388Z-5
Analog Devices / Maxim Integrated
Real Time Clock I C RTC/Supervisor with Trickle Charger
200 Expected 20/04/2026
1
$10.47
10
$8.09
25
$7.72
100
$6.70
300
View
300
$6.40
500
$5.83
1,000
$5.13
2,500
Quote
Buy
Min.: 1 Mult.: 1
Details
I2C
YY-MM-DD-dd
HH:MM:SS:hh (12 hr, 24 hr)
512 B
SOIC-8
Backup Switching
4.5 V
5.5 V
- 40 C
+ 85 C
DS1388Z
SMD/SMT
Tube
Real Time Clock RTC I2c Serial IC 1.8 to 5.5V 32kHz
1337AGDVGI
Renesas Electronics
1:
$2.61
66 On Order
Mouser Part No 972-1337AGDVGI
Renesas Electronics
Real Time Clock RTC I2c Serial IC 1.8 to 5.5V 32kHz
66 On Order
Alternative Packaging
1
$2.61
10
$1.95
25
$1.85
96
$1.54
Buy
Min.: 1 Mult.: 1
Details
MSOP-8
1337AGD
SMD/SMT
Tube
Real Time Clock 256K (32Kx8) 70ns
M48T37Y-70MH1F
STMicroelectronics
1:
$17.87
54 In Stock
Mouser Part No 511-M48T37Y-70MH1F
STMicroelectronics
Real Time Clock 256K (32Kx8) 70ns
54 In Stock
1
$17.87
10
$15.25
25
$14.28
100
$13.21
250
View
936
$11.93
250
$12.37
500
$12.36
936
$11.93
1,872
Quote
Buy
Min.: 1 Mult.: 1
Details
Parallel
YY-MM-DD-dd
HH:MM:SS (24 hr)
256 kB
SOIC-44
Backup Switching
4.5 V
5.5 V
0 C
+ 70 C
M48T37Y
SMD/SMT
Reel, Cut Tape, MouseReel
Real Time Clock RX4111CE:A3 REAL TIME CLOCK SPI-BUS 3.0V 11.5PPM 250TR
RX4111CE A3
Epson Timing
1:
$6.11
7,241 On Order
Mouser Part No 732-RX4111CEA3
Epson Timing
Real Time Clock RX4111CE:A3 REAL TIME CLOCK SPI-BUS 3.0V 11.5PPM 250TR
7,241 On Order
View Dates
On Order:
491 Expected 09/03/2026
2,500 Expected 15/06/2026
4,250 Expected 22/06/2026
Factory Lead Time:
16 Weeks
1
$6.11
10
$4.38
25
$4.08
100
$2.99
250
$2.36
2,500
View
2,500
$2.31
5,000
$2.30
Buy
Min.: 1 Mult.: 1
Details
Serial 4-Wire, SPI
Backup Switching
1.6 V
5.5 V
- 40 C
+ 85 C
RX4111CE
SMD/SMT
Reel, Cut Tape, MouseReel
Real Time Clock 32.768KHz 3.0Volts 5+/-5ppm -40C +85C
RX-8025SA:AA3
Epson Timing
1:
$9.12
710 On Order
Mouser Part No 732-RX-8025SA:AA3
Epson Timing
Real Time Clock 32.768KHz 3.0Volts 5+/-5ppm -40C +85C
710 On Order
View Dates
Alternative Packaging
On Order:
210 Expected 17/03/2026
500 Expected 02/06/2026
Factory Lead Time:
16 Weeks
1
$9.12
10
$6.44
25
$5.14
100
$4.60
250
$4.32
Buy
Min.: 1 Mult.: 1
Details
I2C
YY-MM-DD-dd
HH:MM:SS (24 hr)
SOP-14
No Backup Switching
1.7 V
5.5 V
- 40 C
+ 85 C
RX-8025SA
SMD/SMT
Reel, Cut Tape, MouseReel
Real Time Clock 3.0Volt -40 to 85C I2C BUS
RX-8035LC:B3 PURE SN
Epson Timing
1:
$9.36
500 Expected 24/06/2026
Mouser Part No 732-RX-8035LC:B3
Epson Timing
Real Time Clock 3.0Volt -40 to 85C I2C BUS
500 Expected 24/06/2026
Alternative Packaging
1
$9.36
10
$7.29
25
$6.74
100
$6.12
250
$5.78
500
View
500
$5.64
1,000
$5.53
2,500
Quote
Buy
Min.: 1 Mult.: 1
Details
I2C
YY-MM-DD-dd
HH:MM:SS (24 hr)
VSOJ-12
Backup Switching
2.4 V
5.5 V
- 40 C
+ 85 C
RX-8035LC
SMD/SMT
Reel, Cut Tape, MouseReel
Real Time Clock RX4901CE XB C0 REAL TIME CLOCK MODULE SPI-Bus 3.0V +/-5ppm 2k TR
RX4901CE XB C06
Epson Timing
1:
$5.76
1,169 Expected 09/06/2026
Mouser Part No 732-RX4901CEXBC06
Epson Timing
Real Time Clock RX4901CE XB C0 REAL TIME CLOCK MODULE SPI-Bus 3.0V +/-5ppm 2k TR
1,169 Expected 09/06/2026
1
$5.76
10
$3.79
25
$3.27
100
$2.69
250
View
2,000
$2.16
250
$2.40
500
$2.23
1,000
$2.17
2,000
$2.16
Buy
Min.: 1 Mult.: 1
Details
I2C
YY-MM-DD-dd
HH:MM:SS (24 hr)
256 B
Backup Switching
1.6 V
5.5 V
- 40 C
+ 105 C
RX4901CE
SMD/SMT
Reel, Cut Tape, MouseReel
Real Time Clock REAL TIME CLOCK 3.0V 5+/-23PPM 1K TR
360°
+3 images
RX6110SA:B0 PURE SN
Epson Timing
1:
$2.19
2,000 Expected 09/03/2026
Mouser Part No 732-RX6110SAB0PURESN
Epson Timing
Real Time Clock REAL TIME CLOCK 3.0V 5+/-23PPM 1K TR
2,000 Expected 09/03/2026
Alternative Packaging
1
$2.19
10
$1.78
25
$1.63
100
$1.46
1,000
$1.27
2,000
View
250
$1.38
500
$1.32
2,000
$1.17
5,000
$1.14
Buy
Min.: 1 Mult.: 1
Details
Serial, I2C, SPI
YY-MM-DD-dd
HH:MM:SS (24 hr)
16 B
Backup Switching
1.6 V
5.5 V
- 40 C
+ 85 C
RX6110SA
SMD/SMT
Reel, Cut Tape, MouseReel
Real Time Clock I2C-BUS RTC +/-5.0PPM-40 85C 10 PIN 1K T/R
RX8900CE:UB0
Epson Timing
1:
$2.70
1,967 Expected 15/06/2026
Mouser Part No 732-RX8900CE:UB0
Epson Timing
Real Time Clock I2C-BUS RTC +/-5.0PPM-40 85C 10 PIN 1K T/R
1,967 Expected 15/06/2026
Alternative Packaging
1
$2.70
10
$2.02
25
$1.85
100
$1.66
1,000
$1.46
2,000
View
250
$1.57
500
$1.51
2,000
$1.40
5,000
$1.37
Buy
Min.: 1 Mult.: 1
Details
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
Real Time Clock 32.768kHz-DTCXO 3.4ppm I2C-Bus
360°
+3 images
RX8900SA UA3 PURE SN
Epson Timing
1:
$9.61
263 Expected 30/06/2026
Mouser Part No 732-RX8900SAUA3SN
Epson Timing
Real Time Clock 32.768kHz-DTCXO 3.4ppm I2C-Bus
263 Expected 30/06/2026
1
$9.61
10
$7.49
25
$6.96
100
$6.38
250
$6.09
500
View
500
$5.84
1,000
$5.69
2,500
Quote
Buy
Min.: 1 Mult.: 1
Details
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
Real Time Clock 256k NV SRAM with Phantom Clock
DS1244W-120+
Analog Devices / Maxim Integrated
24:
$47.22
896 Factory Stock Available
Mouser Part No 700-DS1244W-120
Analog Devices / Maxim Integrated
Real Time Clock 256k NV SRAM with Phantom Clock
896 Factory Stock Available
24
$47.22
108
$42.80
252
$40.21
Buy
Min.: 24 Mult.: 12
Details
Phantom Clock
YY-MM-DD-dd
HH:MM:SS:hh (12 hr, 24 hr)
256 kB
EDIP-28
Integrated Battery
3.3 V
5 V
0 C
+ 70 C
DS1244W
Through Hole
Tube
Israel
