Real Time Clock Real-time Clock IC
+2 images
PT7C4372ALEX
Diodes Incorporated
1:
$0.98
126 In Stock
2,500 Expected 02/09/2026
Mouser Part No 729-PT7C4372ALEX
Diodes Incorporated
Real Time Clock Real-time Clock IC
126 In Stock
2,500 Expected 02/09/2026
Alternative Packaging
1
$0.98
10
$0.703
25
$0.633
100
$0.557
250
View
2,500
$0.46
250
$0.52
500
$0.498
1,000
$0.482
2,500
$0.46
Buy
Min.: 1 Mult.: 1
Reel :2,500
Details
Reel, Cut Tape, MouseReel
Real Time Clock RX4111CE:A3 REAL TIME CLOCK SPI-BUS 3.0V 11.5PPM 250TR
RX4111CE A3
Epson Timing
1:
$4.74
5,810 In Stock
Mouser Part No 732-RX4111CEA3
Epson Timing
Real Time Clock RX4111CE:A3 REAL TIME CLOCK SPI-BUS 3.0V 11.5PPM 250TR
5,810 In Stock
1
$4.74
10
$3.57
25
$3.28
100
$2.86
250
$2.86
Buy
Min.: 1 Mult.: 1
Reel :250
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 RTC IC with 400 kHz I2C interface in HWSON8 package.
PCF85063TP/1Z
NXP Semiconductors
1:
$0.96
140 In Stock
76,000 Expected 22/03/2027
Mouser Part No 771-PCF85063TP/1Z
NXP Semiconductors
Real Time Clock RTC IC with 400 kHz I2C interface in HWSON8 package.
140 In Stock
76,000 Expected 22/03/2027
1
$0.96
10
$0.691
25
$0.613
100
$0.529
250
View
4,000
$0.43
250
$0.493
500
$0.472
1,000
$0.455
2,000
$0.443
4,000
$0.43
Buy
Min.: 1 Mult.: 1
Reel :4,000
Details
I2C
YY-MM-DD-dd
HH:MM:SS:hh (12 hr, 24 hr)
HWSON-8
No Backup Switching
900 mV
5.5 V
- 40 C
+ 85 C
PCF85063TP
SMD/SMT
Reel, Cut Tape, MouseReel
Real Time Clock RTC IC with 400 kHz I2C interface featuring 64 byte SRAM in TSSOP8 package.
+1 image
PCF85363ATT/AJ
NXP Semiconductors
1:
$1.56
274 In Stock
7,500 Expected 21/09/2026
Mouser Part No 771-PCF85363ATT/AJ
NXP Semiconductors
Real Time Clock RTC IC with 400 kHz I2C interface featuring 64 byte SRAM in TSSOP8 package.
274 In Stock
7,500 Expected 21/09/2026
1
$1.56
10
$1.15
25
$1.04
100
$0.92
250
View
2,500
$0.738
250
$0.864
500
$0.817
1,000
$0.807
2,500
$0.738
Buy
Min.: 1 Mult.: 1
Reel :2,500
Details
I2C
YY-MM-DD-dd
HH:MM:SS:hh (12 hr, 24 hr)
64 B
TSSOP-8
Backup Switching
900 mV
5.5 V
- 40 C
+ 85 C
PCF85363A
SMD/SMT
Reel, Cut Tape, MouseReel
Real Time Clock RTCs 3030 QFN-16 SPI HH:MM:SS:hh YY-MM-DD-dd
AB0815-T3
ABRACON
1:
$3.01
841 In Stock
3,000 Expected 26/10/2026
Mouser Part No 815-AB0815-T3
ABRACON
Real Time Clock RTCs 3030 QFN-16 SPI HH:MM:SS:hh YY-MM-DD-dd
841 In Stock
3,000 Expected 26/10/2026
1
$3.01
10
$2.26
25
$2.07
100
$1.86
3,000
$1.58
6,000
View
250
$1.76
500
$1.70
1,000
$1.67
6,000
$1.55
Buy
Min.: 1 Mult.: 1
Reel :3,000
Details
SPI
YY-MM-DD-dd
HH:MM:SS:hh (12 hr, 24 hr)
256 B
QFN-16
Backup Switching
1.7 V
3.6 V
- 40 C
+ 85 C
AB08x5
SMD/SMT
Reel, Cut Tape, MouseReel
Real Time Clock 32.768 KHZ
AB1805-T3
ABRACON
1:
$3.10
762 In Stock
12,000 On Order
Mouser Part No 815-AB1805-T3
ABRACON
Real Time Clock 32.768 KHZ
762 In Stock
12,000 On Order
View Dates
Stock:
762 Can Dispatch Immediately
On Order:
3,000 Expected 03/12/2026
9,000 Expected 26/01/2027
Factory Lead Time:
24 Weeks
1
$3.10
10
$2.32
25
$2.12
100
$1.90
3,000
$1.52
6,000
View
250
$1.67
500
$1.62
1,000
$1.58
6,000
$1.48
Buy
Min.: 1 Mult.: 1
Reel :3,000
Details
I2C
YY-MM-DD-dd
HH:MM:SS:hh (12 hr, 24 hr)
256 B
QFN-16
Backup Switching
1.7 V
3.6 V
- 40 C
+ 85 C
AB18x5
SMD/SMT
Reel, Cut Tape, MouseReel
Real Time Clock 32.768 KHZ
AB1815-T3
ABRACON
1:
$3.10
566 In Stock
3,000 Expected 11/12/2026
Mouser Part No 815-AB1815-T3
ABRACON
Real Time Clock 32.768 KHZ
566 In Stock
3,000 Expected 11/12/2026
1
$3.10
10
$2.32
25
$2.12
100
$1.90
250
View
3,000
$1.52
250
$1.80
500
$1.74
1,000
$1.70
3,000
$1.52
Buy
Min.: 1 Mult.: 1
Reel :3,000
Details
SPI
YY-MM-DD-dd
HH:MM:SS:hh (12 hr, 24 hr)
256 B
QFN-16
Backup Switching
1.7 V
3.6 V
- 40 C
+ 85 C
AB18x5
SMD/SMT
Reel, Cut Tape, MouseReel
Real Time Clock 2-Wire Real Time Clock IC
R2051S01-E2-F
Nisshinbo
1:
$1.73
121 In Stock
4,000 On Order
Mouser Part No 848-R2051S01E2F
Nisshinbo
Real Time Clock 2-Wire Real Time Clock IC
121 In Stock
4,000 On Order
View Dates
Stock:
121 Can Dispatch Immediately
On Order:
2,000 Pending
2,000 Expected 09/10/2026
Factory Lead Time:
19 Weeks
1
$1.73
10
$1.27
25
$1.15
100
$1.02
2,000
$0.856
4,000
View
250
$0.951
500
$0.914
1,000
$0.903
4,000
$0.837
Buy
Min.: 1 Mult.: 1
Reel :2,000
Details
Serial 2-Wire, I2C
YY-MM-DD-dd
HH:MM:SS:hh (12 hr, 24 hr)
SSOP-16
Backup Switching
750 mV
5.5 V
- 40 C
+ 85 C
R2051S
SMD/SMT
Reel, Cut Tape, MouseReel
Real Time Clock 2-Wire Real Time Clock IC
R2221T-E2-F
Nisshinbo
1:
$1.62
725 In Stock
2,000 On Order
Mouser Part No 848-R2221TE2F
Nisshinbo
Real Time Clock 2-Wire Real Time Clock IC
725 In Stock
2,000 On Order
1
$1.62
10
$1.18
25
$1.07
100
$0.944
2,000
$0.799
4,000
View
250
$0.887
500
$0.852
1,000
$0.842
4,000
$0.781
Buy
Min.: 1 Mult.: 1
Reel :2,000
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
R2221T
SMD/SMT
Reel, Cut Tape, MouseReel
Real Time Clock 2-Wire Real Time Clock IC
RS5C372A-E2-F
Nisshinbo
1:
$1.65
545 In Stock
2,000 On Order
Mouser Part No 848-RS5C372AE2F
Nisshinbo
Real Time Clock 2-Wire Real Time Clock IC
545 In Stock
2,000 On Order
1
$1.65
10
$1.21
25
$1.09
100
$0.961
2,000
$0.813
4,000
View
250
$0.903
500
$0.868
1,000
$0.857
4,000
$0.795
Buy
Min.: 1 Mult.: 1
Reel :2,000
Details
Serial 2-Wire, I2C
YY-MM-DD-dd
HH:MM:SS:hh (12 hr, 24 hr)
SSOP-8
Backup Switching
1.7 V
6 V
- 40 C
+ 85 C
RS5C372
SMD/SMT
Reel, Cut Tape, MouseReel
Real Time Clock LDAL TIME CLK & TEMP COMPENSATED CR
ISL12020MIRZ-T7A
Renesas / Intersil
1:
$11.35
50 In Stock
Mouser Part No 968-ISL12020MIRZ-T7A
Renesas / Intersil
Real Time Clock LDAL TIME CLK & TEMP COMPENSATED CR
50 In Stock
Alternative Packaging
1
$11.35
10
$8.87
25
$8.25
100
$7.57
250
$7.20
500
View
500
$7.00
1,000
$6.90
Buy
Min.: 1 Mult.: 1
Reel :250
Details
I2C
YY-MM-DD-dd
HH:MM:SS (24 hr)
128 B
DFN-20
Backup Switching
2.7 V
5.5 V
- 40 C
+ 85 C
ISL12020
SMD/SMT
Reel, Cut Tape, MouseReel
Real Time Clock .9RTC BASE
1338-31DCGI8
Renesas Electronics
1:
$3.93
69 In Stock
6,000 Expected 13/12/2027
Mouser Part No 972-1338-31DCGI8
Renesas Electronics
Real Time Clock .9RTC BASE
69 In Stock
6,000 Expected 13/12/2027
Alternative Packaging
1
$3.93
10
$2.93
25
$2.68
100
$2.41
250
View
3,000
$2.24
250
$2.27
500
$2.24
3,000
$2.24
Buy
Min.: 1 Mult.: 1
Reel :3,000
Details
Serial 2-Wire, I2C
YY-MM-DD-dd
HH:MM:SS:hh (12 hr, 24 hr)
56 B
SOIC-8
Backup Switching
1.3 V
3.7 V
- 40 C
+ 85 C
1338
SMD/SMT
Reel, Cut Tape, MouseReel
Real Time Clock Automotive tiny Real-Time Clock/calendar with alarm function and I2C-bus
PCA85063ATT/AJ
NXP Semiconductors
1:
$1.59
58 In Stock
12,500 On Order
NRND
Mouser Part No 771-PCA85063ATT/AJ
NRND
NXP Semiconductors
Real Time Clock Automotive tiny Real-Time Clock/calendar with alarm function and I2C-bus
58 In Stock
12,500 On Order
View Dates
Stock:
58 Can Dispatch Immediately
On Order:
5,000 Expected 16/11/2026
7,500 Expected 15/02/2027
Factory Lead Time:
4 Weeks
1
$1.59
10
$1.16
25
$1.06
100
$0.90
250
View
2,500
$0.77
250
$0.845
500
$0.812
1,000
$0.803
2,500
$0.77
Buy
Min.: 1 Mult.: 1
Reel :2,500
Details
I2C
YY-MM-DD-dd
HH:MM:SS:hh (12 hr, 24 hr)
TSSOP-8
No Backup Switching
900 mV
5.5 V
- 40 C
+ 105 C
PCA85063A
SMD/SMT
AEC-Q100
Reel, Cut Tape, MouseReel
Real Time Clock 2-Wire Real Time Clock IC
R2051L01-E2
Nisshinbo
1:
$1.61
79 In Stock
Mouser Part No 848-R2051L01-E2
Nisshinbo
Real Time Clock 2-Wire Real Time Clock IC
79 In Stock
1
$1.61
10
$1.18
25
$1.07
100
$0.98
3,000
$0.776
6,000
View
1,000
$0.779
6,000
$0.77
Buy
Min.: 1 Mult.: 1
Reel :3,000
Details
Serial 2-Wire, I2C
YY-MM-DD-dd
HH:MM:SS:hh (12 hr, 24 hr)
QFN023023-16
Backup Switching
750 mV
5.5 V
- 40 C
+ 85 C
R2051L
SMD/SMT
Reel, Cut Tape, MouseReel
Real Time Clock RX4901CE XS D0 REAL TIME CLOCK MODULE SPI-Bus 3.0V +/-3ppm 2k TR
RX4901CE XS D06
Epson Timing
1:
$5.93
1,922 In Stock
Mouser Part No 732-RX4901CEXSD06
Epson Timing
Real Time Clock RX4901CE XS D0 REAL TIME CLOCK MODULE SPI-Bus 3.0V +/-3ppm 2k TR
1,922 In Stock
1
$5.93
10
$4.53
25
$4.18
100
$3.80
250
View
2,000
$3.25
250
$3.61
500
$3.53
1,000
$3.51
2,000
$3.25
4,000
Quote
Buy
Min.: 1 Mult.: 1
Reel :2,000
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 Low Power High Stability 5 ppm -40 +85 C I C Real Time Clock 3.2 x 2.5 mm
ECS-RTC-3225-5699HS-TR
ECS
1:
$5.67
783 In Stock
Mouser Part No 520-RTC-32255699HSTR
ECS
Real Time Clock Low Power High Stability 5 ppm -40 +85 C I C Real Time Clock 3.2 x 2.5 mm
783 In Stock
1
$5.67
10
$4.33
25
$3.99
100
$3.62
1,000
$3.30
2,000
View
250
$3.60
500
$3.56
2,000
$3.26
Buy
Min.: 1 Mult.: 1
Reel :1,000
Details
I2C
YY-MM-DD
HH:MM:SS (24 hr)
Backup Switching
1.6 V
5 V
- 40 C
+ 85 C
SMD/SMT
Reel, Cut Tape, MouseReel
Real Time Clock Low-Current I C RTCs for High-ESR Crystals
DS1341T+T&R
Analog Devices / Maxim Integrated
1:
$4.55
156 In Stock
Mouser Part No 700-DS1341T+T&R
Analog Devices / Maxim Integrated
Real Time Clock Low-Current I C RTCs for High-ESR Crystals
156 In Stock
Alternative Packaging
1
$4.55
10
$3.44
25
$3.16
100
$2.86
2,500
$2.39
5,000
View
250
$2.71
500
$2.68
1,000
$2.52
5,000
$2.38
Buy
Min.: 1 Mult.: 1
Reel :2,500
Details
Serial 2-Wire, I2C
YY-MM-DD-dd
HH:MM:SS:hh (12 hr, 24 hr)
TDFN-EP-8
No Backup Switching
1.8 V
5.5 V
- 40 C
+ 85 C
DS1341T
SMD/SMT
Reel, Cut Tape, MouseReel
Real Time Clock RX-4045SA:AA3 PURE SN 5+/-5PPM 250 T/R
RX-4045SAAA3 PURE SN
Epson Timing
1:
$9.57
915 In Stock
Mouser Part No 732-RX-4045SA:AA3S
Epson Timing
Real Time Clock RX-4045SA:AA3 PURE SN 5+/-5PPM 250 T/R
915 In Stock
1
$9.57
10
$7.45
25
$6.34
100
$5.91
250
$5.64
500
View
500
$5.60
2,500
Quote
Buy
Min.: 1 Mult.: 1
Reel :250
Details
Serial 4-Wire
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-4045SA
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:
$1.63
1,562 In Stock
Mouser Part No 732-RX6110SAB0PURESN
Epson Timing
Real Time Clock REAL TIME CLOCK 3.0V 5+/-23PPM 1K TR
1,562 In Stock
Alternative Packaging
1
$1.63
10
$1.33
25
$1.26
100
$1.19
1,000
$1.17
5,000
View
500
$1.18
5,000
$1.16
Buy
Min.: 1 Mult.: 1
Reel :1,000
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 32.768kHz 5ppm I2C-Bus
+2 images
RX8130CE B0
Epson Timing
1:
$1.39
6,944 In Stock
16,000 Expected 03/11/2026
Mouser Part No 732-RX8130CEB0
Epson Timing
Real Time Clock 32.768kHz 5ppm I2C-Bus
6,944 In Stock
16,000 Expected 03/11/2026
Alternative Packaging
1
$1.39
10
$1.00
25
$0.905
100
$0.80
1,000
$0.686
5,000
View
250
$0.749
500
$0.687
5,000
$0.676
Buy
Min.: 1 Mult.: 1
Reel :1,000
Details
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, MouseReel
Real Time Clock I2C-BUS RTC +/-5.0PPM-40 85C 10 PIN 1K T/R
RX8900CE:UB0
Epson Timing
1:
$2.80
1,336 In Stock
Mouser Part No 732-RX8900CE:UB0
Epson Timing
Real Time Clock I2C-BUS RTC +/-5.0PPM-40 85C 10 PIN 1K T/R
1,336 In Stock
Alternative Packaging
1
$2.80
10
$2.08
25
$1.91
100
$1.71
1,000
$1.45
2,000
View
250
$1.62
500
$1.57
2,000
$1.44
5,000
$1.42
Buy
Min.: 1 Mult.: 1
Reel :1,000
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
RX8900CE UA3
Epson Timing
1:
$9.78
914 In Stock
Mouser Part No 732-RX8900CEUA3
Epson Timing
Real Time Clock 32.768kHz-DTCXO 3.4ppm I2C-Bus
914 In Stock
Alternative Packaging
1
$9.78
10
$7.62
25
$7.07
100
$6.46
250
$6.14
500
View
500
$5.97
1,000
$5.85
2,500
Quote
Buy
Min.: 1 Mult.: 1
Reel :250
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 Real Time Clock
PT7C4363BWEX
Diodes Incorporated
1:
$1.23
1,769 In Stock
Factory Special Order
Mouser Part No 729-PT7C4363BWEX
Factory Special Order
Diodes Incorporated
Real Time Clock Real Time Clock
1,769 In Stock
1
$1.23
10
$0.885
25
$0.801
100
$0.707
2,500
View
250
$0.663
500
$0.636
1,000
$0.608
2,500
$0.59
5,000
$0.576
Buy
Min.: 1 Mult.: 1
Reel :2,500
Details
I2C
YY-MM-DD-dd
HH:MM:SS (24 hr)
SOIC-8
No Backup Switching
1.3 V
5.5 V
- 40 C
+ 85 C
SMD/SMT
Reel, Cut Tape, MouseReel
Real Time Clock RX4901CE XB D0 REAL TIME CLOCK MODULE SPI-Bus 3.0V +/-5ppm 2k TR
RX4901CE XB D06
Epson Timing
1:
$4.51
238 In Stock
Mouser Part No 732-RX4901CEXBD06
Epson Timing
Real Time Clock RX4901CE XB D0 REAL TIME CLOCK MODULE SPI-Bus 3.0V +/-5ppm 2k TR
238 In Stock
1
$4.51
10
$3.41
25
$3.13
100
$2.83
2,000
$2.36
4,000
View
250
$2.69
500
$2.65
1,000
$2.56
4,000
$2.34
Buy
Min.: 1 Mult.: 1
Reel :2,000
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 I2C Bus 5 +/-23ppm
RX-8025SA:AA0
Epson Timing
1:
$4.16
3 In Stock
1,000 Expected 05/10/2026
Mouser Part No 732-RX-8025SA:AA0
Epson Timing
Real Time Clock I2C Bus 5 +/-23ppm
3 In Stock
1,000 Expected 05/10/2026
Alternative Packaging
1
$4.16
10
$3.15
25
$2.89
100
$2.62
250
View
1,000
$2.34
250
$2.44
500
$2.42
1,000
$2.34
Buy
Min.: 1 Mult.: 1
Reel :1,000
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
Israel
