|
|
Real Time Clock Serial Access Real Time Clock
- M41T81SMY6F
- STMicroelectronics
-
1:
£7.51
-
2,000On Order
|
Mouser Part No
511-M41T81SMY6F
|
STMicroelectronics
|
Real Time Clock Serial Access Real Time Clock
|
|
2,000On Order
|
|
|
£7.51
|
|
|
£5.85
|
|
|
£5.43
|
|
|
£4.98
|
|
|
£4.51
|
|
|
View
|
|
|
£4.75
|
|
|
£4.70
|
|
|
£4.37
|
|
|
Quote
|
|
Min.: 1
Mult.: 1
:
1,000
|
|
|
I2C
|
YY-MM-DD-dd
|
HH:MM:SS:hh (12 hr, 24 hr)
|
20 B
|
SOX-18
|
Backup Switching
|
2.7 V
|
5.5 V
|
- 40 C
|
+ 85 C
|
M41T81S
|
SMD/SMT
|
|
Reel, Cut Tape, MouseReel
|
|
|
|
Real Time Clock Serial I2C bus RTC
- M41T83SQA6F
- STMicroelectronics
-
1:
£3.33
-
3,750Expected 27/08/2026
|
Mouser Part No
511-M41T83SQA6F
|
STMicroelectronics
|
Real Time Clock Serial I2C bus RTC
|
|
3,750Expected 27/08/2026
|
|
|
£3.33
|
|
|
£2.52
|
|
|
£2.32
|
|
|
£2.10
|
|
|
View
|
|
|
£1.88
|
|
|
£2.00
|
|
|
£1.96
|
|
|
£1.88
|
|
Min.: 1
Mult.: 1
:
1,000
|
|
|
Serial 2-Wire, I2C
|
YY-MM-DD-dd
|
HH:MM:SS:hh (12 hr, 24 hr)
|
32 B
|
QFN-16
|
Backup Switching
|
3 V
|
5.5 V
|
- 40 C
|
+ 85 C
|
M41T83
|
SMD/SMT
|
|
Reel, Cut Tape, MouseReel
|
|
|
|
Real Time Clock I2C GP RTCC 64B SRAM
- MCP7940NT-I/MNY
- Microchip Technology
-
1:
£0.736
-
9,743Expected 03/09/2026
|
Mouser Part No
579-MCP7940NT-I/MNY
|
Microchip Technology
|
Real Time Clock I2C GP RTCC 64B SRAM
|
|
9,743Expected 03/09/2026
|
|
|
£0.736
|
|
|
£0.733
|
|
|
£0.713
|
|
|
£0.705
|
|
|
£0.644
|
|
Min.: 1
Mult.: 1
:
3,300
|
|
|
Serial 2-Wire, I2C
|
YY-MM-DD-dd
|
HH:MM:SS:hh (12 hr, 24 hr)
|
64 B
|
TDFN-8
|
Backup Switching
|
1.8 V
|
5.5 V
|
- 40 C
|
+ 85 C
|
|
SMD/SMT
|
|
Reel, Cut Tape, MouseReel
|
|
|
|
Real Time Clock 4096k NV SRAM with Phantom Clock
- DS1251Y-70+
- Analog Devices / Maxim Integrated
-
1:
£55.39
-
90Expected 21/09/2026
|
Mouser Part No
700-DS1251Y-70
|
Analog Devices / Maxim Integrated
|
Real Time Clock 4096k NV SRAM with Phantom Clock
|
|
90Expected 21/09/2026
|
|
|
£55.39
|
|
|
£45.75
|
|
|
£43.34
|
|
Min.: 1
Mult.: 1
Max.: 90
|
|
|
Parallel, Phantom Clock
|
YY-MM-DD-dd
|
HH:MM:SS:hh (12 hr, 24 hr)
|
4 MB
|
EDIP-32
|
Integrated Battery
|
4.5 V
|
5.5 V
|
0 C
|
+ 70 C
|
DS1251Y
|
Through Hole
|
|
Tube
|
|
|
|
Real Time Clock I C RTC/Supervisor with Trickle Charger
- DS1388Z-33+
- Analog Devices / Maxim Integrated
-
1:
£6.63
-
600Expected 21/08/2026
|
Mouser Part No
700-DS1388Z-33
|
Analog Devices / Maxim Integrated
|
Real Time Clock I C RTC/Supervisor with Trickle Charger
|
|
600Expected 21/08/2026
|
|
|
£6.63
|
|
|
£5.12
|
|
|
£4.76
|
|
|
£4.35
|
|
|
View
|
|
|
£4.16
|
|
|
£4.03
|
|
Min.: 1
Mult.: 1
Max.: 600
|
|
|
I2C
|
YY-MM-DD-dd
|
HH:MM:SS:hh (12 hr, 24 hr)
|
512 B
|
SOIC-8
|
Backup Switching
|
2.97 V
|
3.63 V
|
- 40 C
|
+ 85 C
|
DS1388Z
|
SMD/SMT
|
|
Tube
|
|
|
|
Real Time Clock 2-Wire Real Time Clock IC
- R2051S02-E2-F
- Nisshinbo
-
1:
£1.30
-
2,000Expected 06/10/2026
|
Mouser Part No
848-R2051S02E2F
|
Nisshinbo
|
Real Time Clock 2-Wire Real Time Clock IC
|
|
2,000Expected 06/10/2026
|
|
|
£1.30
|
|
|
£0.943
|
|
|
£0.863
|
|
|
£0.796
|
|
|
£0.625
|
|
|
View
|
|
|
£0.627
|
|
|
£0.621
|
|
Min.: 1
Mult.: 1
:
2,000
|
|
|
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 3-WIRE SERIAL INTERFACE REAL-TIME CLOCK ICs WITH VOLTAGE MONITORING FUNCTION
- RV5C338A-E2-F
- Nisshinbo
-
1:
£1.23
-
1,980Expected 25/11/2026
|
Mouser Part No
848-RV5C338A-E2-F
|
Nisshinbo
|
Real Time Clock 3-WIRE SERIAL INTERFACE REAL-TIME CLOCK ICs WITH VOLTAGE MONITORING FUNCTION
|
|
1,980Expected 25/11/2026
|
|
|
£1.23
|
|
|
£0.899
|
|
|
£0.818
|
|
|
£0.773
|
|
|
£0.593
|
|
|
View
|
|
|
£0.595
|
|
|
£0.588
|
|
Min.: 1
Mult.: 1
:
2,000
|
|
|
|
|
|
|
SSOP-10
|
|
|
|
|
|
RV5C338A
|
|
|
Reel, Cut Tape
|
|
|
|
Real Time Clock REAL TIME CLK/CLNDR W/TEMP COMP 8 L
- ISL12022IBZ-T
- Renesas / Intersil
-
1:
£3.92
-
2,467Expected 12/01/2027
|
Mouser Part No
968-ISL12022IBZ-T
|
Renesas / Intersil
|
Real Time Clock REAL TIME CLK/CLNDR W/TEMP COMP 8 L
|
|
2,467Expected 12/01/2027
|
|
|
£3.92
|
|
|
£2.98
|
|
|
£2.75
|
|
|
£2.50
|
|
|
View
|
|
|
£2.30
|
|
|
£2.37
|
|
|
£2.31
|
|
|
£2.30
|
|
Min.: 1
Mult.: 1
:
2,500
|
|
|
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
|
|
Reel, Cut Tape, MouseReel
|
|
|
|
Real Time Clock REAL TIME CLK/CLNDR W/TEMP COMP 8 L
- ISL12022IBZ-T7A
- Renesas / Intersil
-
1:
£3.92
-
190In Stock
-
2,000Expected 01/09/2026
|
Mouser Part No
968-ISL12022IBZ-T7A
|
Renesas / Intersil
|
Real Time Clock REAL TIME CLK/CLNDR W/TEMP COMP 8 L
|
|
190In Stock
2,000Expected 01/09/2026
|
|
|
£3.92
|
|
|
£2.98
|
|
|
£2.75
|
|
|
£2.50
|
|
|
£2.37
|
|
|
View
|
|
|
£2.29
|
|
|
£2.26
|
|
|
£2.23
|
|
Min.: 1
Mult.: 1
:
250
|
|
|
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
|
|
Reel, Cut Tape, MouseReel
|
|
|
|
Real Time Clock REAL TIME CLKRTC IN
- ISL1219IUZ
- Renesas / Intersil
-
1:
£3.06
-
1,822On Order
|
Mouser Part No
968-ISL1219IUZ
|
Renesas / Intersil
|
Real Time Clock REAL TIME CLKRTC IN
|
|
1,822On Order
On Order:
842 Expected 07/09/2026
980 Expected 18/09/2026
Factory Lead Time:
22 Weeks
|
|
|
£3.06
|
|
|
£2.31
|
|
|
£2.12
|
|
|
£1.98
|
|
|
View
|
|
|
£1.88
|
|
|
£1.80
|
|
|
£1.68
|
|
|
£1.64
|
|
Min.: 1
Mult.: 1
|
|
|
I2C
|
YY-MM-DD-dd
|
HH:MM:SS (24 hr)
|
2 B
|
MSOP-10
|
Backup Switching
|
2.7 V
|
5.5 V
|
- 40 C
|
+ 85 C
|
ISL1219
|
SMD/SMT
|
|
Tube
|
|
|
|
Real Time Clock .9RTC BASE
- 1338-31DCGI
- Renesas Electronics
-
1:
£2.76
-
2,036On Order
|
Mouser Part No
972-1338-31DCGI
|
Renesas Electronics
|
Real Time Clock .9RTC BASE
|
|
2,036On Order
|
|
Min.: 1
Mult.: 1
|
|
|
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
|
|
Tube
|
|
|
|
Real Time Clock Real Time Clock
- 1339-31DVGI8
- Renesas Electronics
-
1:
£2.43
-
2,500Expected 12/07/2027
|
Mouser Part No
972-1339-31DVGI8
|
Renesas Electronics
|
Real Time Clock Real Time Clock
|
|
2,500Expected 12/07/2027
|
|
|
£2.43
|
|
|
£1.81
|
|
|
£1.76
|
|
|
£1.38
|
|
Min.: 1
Mult.: 1
:
2,500
|
|
|
Serial 2-Wire, I2C
|
YY-MM-DD-dd
|
HH:MM:SS:hh (12 hr, 24 hr)
|
|
TSSOP-8
|
Backup Switching
|
1.3 V
|
3.7 V
|
- 40 C
|
+ 85 C
|
1339
|
SMD/SMT
|
|
Reel, Cut Tape
|
|
|
|
Real Time Clock 256K (32Kx8) 70ns
- M48T37Y-70MH1F
- STMicroelectronics
-
1:
£16.70
-
28In Stock
|
Mouser Part No
511-M48T37Y-70MH1F
|
STMicroelectronics
|
Real Time Clock 256K (32Kx8) 70ns
|
|
28In Stock
|
|
|
£16.70
|
|
|
£13.23
|
|
|
£12.36
|
|
|
£11.42
|
|
|
View
|
|
|
£10.69
|
|
|
£10.89
|
|
|
£10.69
|
|
|
£10.69
|
|
Min.: 1
Mult.: 1
:
936
|
|
|
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 4096k NV SRAM with Phantom Clock
- DS1251WP-120+
- Analog Devices / Maxim Integrated
-
1:
£61.02
-
22Expected 03/09/2026
|
Mouser Part No
700-DS1251WP-120
|
Analog Devices / Maxim Integrated
|
Real Time Clock 4096k NV SRAM with Phantom Clock
|
|
22Expected 03/09/2026
|
|
Min.: 1
Mult.: 1
Max.: 22
|
|
|
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 I C RTC with 56-Byte NV RAM
- DS1308U-18+
- Analog Devices / Maxim Integrated
-
1:
£4.65
-
146Expected 21/09/2026
|
Mouser Part No
700-DS1308U-18+
|
Analog Devices / Maxim Integrated
|
Real Time Clock Low-Current I C RTC with 56-Byte NV RAM
|
|
146Expected 21/09/2026
|
|
|
£4.65
|
|
|
£3.57
|
|
|
£3.30
|
|
|
£2.99
|
|
Min.: 1
Mult.: 1
Max.: 146
|
|
|
I2C
|
YY-MM-DD-dd
|
HH:MM:SS:hh (12 hr, 24 hr)
|
56 B
|
uSOP-8
|
Backup Switching
|
1.71 V
|
5.5 V
|
- 40 C
|
+ 85 C
|
DS1308U
|
SMD/SMT
|
|
Tube
|
|
|
|
Real Time Clock I C, 32-Bit Binary Counter Watchdog RTC with Trickle Charger and Reset Input/Output
- DS1374U-18+
- Analog Devices / Maxim Integrated
-
1:
£5.76
-
300In Stock
|
Mouser Part No
700-DS1374U-18
|
Analog Devices / Maxim Integrated
|
Real Time Clock I C, 32-Bit Binary Counter Watchdog RTC with Trickle Charger and Reset Input/Output
|
|
300In Stock
|
|
|
£5.76
|
|
|
£4.43
|
|
|
£4.11
|
|
|
£3.75
|
|
|
£3.47
|
|
Min.: 1
Mult.: 1
Max.: 300
|
|
|
I2C
|
Binary
|
Binary
|
32 B
|
uSOP-10
|
Backup Switching
|
1.71 V
|
1.89 V
|
- 40 C
|
+ 85 C
|
DS1374U
|
SMD/SMT
|
|
Tube
|
|
|
|
Real Time Clock 1M, Nonvolatile, Y2K-Compliant Timekeepi
- DS1556-70IND+
- Analog Devices / Maxim Integrated
-
1:
£65.19
-
22Expected 03/09/2026
|
Mouser Part No
700-DS1556-70IND
|
Analog Devices / Maxim Integrated
|
Real Time Clock 1M, Nonvolatile, Y2K-Compliant Timekeepi
|
|
22Expected 03/09/2026
|
|
|
£65.19
|
|
|
£54.29
|
|
|
£51.11
|
|
Min.: 1
Mult.: 1
Max.: 22
|
|
|
Parallel
|
YY-MM-DD-dd
|
HH:MM:SS (24 hr)
|
128 kB
|
EDIP-32
|
Integrated Battery
|
4.5 V
|
5.5 V
|
- 40 C
|
+ 85 C
|
DS1556
|
Through Hole
|
|
Tube
|
|
|
|
Real Time Clock RTC I2c Serial IC 1.8 to 5.5V 32kHz
- 1337AGDCGI
- Renesas Electronics
-
1:
£2.63
-
291On Order
|
Mouser Part No
972-1337AGDCGI
|
Renesas Electronics
|
Real Time Clock RTC I2c Serial IC 1.8 to 5.5V 32kHz
|
|
291On Order
|
|
|
£2.63
|
|
|
£1.96
|
|
|
£1.80
|
|
|
£1.60
|
|
|
£1.53
|
|
Min.: 1
Mult.: 1
|
|
|
Serial 2-Wire, I2C
|
YY-MM-DD-dd
|
HH:MM:SS:hh (12 hr, 24 hr)
|
|
SOIC-8
|
No Backup Switching
|
1.8 V
|
5.5 V
|
- 40 C
|
+ 85 C
|
1337AGD
|
SMD/SMT
|
|
Tube
|
|
|
|
Real Time Clock 1338D-31 REAL TIME CLOCK
- 1338D-31DVGI
- Renesas Electronics
-
1:
£2.17
-
384On Order
|
Mouser Part No
972-1338D-31DVGI
|
Renesas Electronics
|
Real Time Clock 1338D-31 REAL TIME CLOCK
|
|
384On Order
|
|
|
£2.17
|
|
|
£1.63
|
|
|
£1.48
|
|
|
£1.33
|
|
|
£1.24
|
|
Min.: 1
Mult.: 1
|
|
|
|
|
|
|
|
|
|
|
|
|
1338
|
|
|
Tube
|
|
|
|
Real Time Clock 3.0Volt -40 to 85C I2C BUS
- RX-8035LC:B3 PURE SN
- Epson Timing
-
1:
£7.53
-
500Expected 28/10/2026
|
Mouser Part No
732-RX-8035LC:B3
|
Epson Timing
|
Real Time Clock 3.0Volt -40 to 85C I2C BUS
|
|
500Expected 28/10/2026
|
|
|
£7.53
|
|
|
£5.87
|
|
|
£5.45
|
|
|
£4.98
|
|
|
£4.55
|
|
|
View
|
|
|
£4.32
|
|
|
£4.24
|
|
|
£4.12
|
|
|
Quote
|
|
Min.: 1
Mult.: 1
:
250
|
|
|
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 RX8111CE:B3 REAL TIME CLOCK I2C-BUS 3.0V 23PPM 250TR
- RX8111CE B3
- Epson Timing
-
1:
£2.62
-
1,736Expected 04/11/2026
|
Mouser Part No
732-RX8111CEB3
|
Epson Timing
|
Real Time Clock RX8111CE:B3 REAL TIME CLOCK I2C-BUS 3.0V 23PPM 250TR
|
|
1,736Expected 04/11/2026
|
|
|
£2.62
|
|
|
£1.97
|
|
|
£1.81
|
|
|
£1.62
|
|
|
£1.51
|
|
|
View
|
|
|
£1.44
|
|
|
£1.38
|
|
|
£1.35
|
|
|
£1.33
|
|
Min.: 1
Mult.: 1
:
250
|
|
|
Serial 2-Wire, I2C
|
YY-MM-DD-dd
|
HH:MM:SS (24 hr)
|
|
|
Backup Switching
|
1.6 V
|
5.5 V
|
- 40 C
|
+ 85 C
|
RX8111CE
|
SMD/SMT
|
|
Reel, Cut Tape, MouseReel
|
|
|
|
Real Time Clock RX8804CE:XA3 REAL TIME CLOCK +/-3.4PPM DTCXO 250TR
- RX8804CE XA3
- Epson Timing
-
1:
£8.18
-
250Expected 19/10/2026
|
Mouser Part No
732-RX8804CEXA3
|
Epson Timing
|
Real Time Clock RX8804CE:XA3 REAL TIME CLOCK +/-3.4PPM DTCXO 250TR
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250Expected 19/10/2026
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£8.18
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£6.36
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£5.92
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£5.42
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£5.16
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View
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£5.00
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£4.91
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Quote
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Min.: 1
Mult.: 1
:
250
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I2C
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YY-MM-DD-dd
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HH:MM:SS (24 hr)
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No Backup Switching
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1.6 V
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5.5 V
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- 40 C
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+ 105 C
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RX8804CE
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SMD/SMT
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Reel, Cut Tape
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Real Time Clock RX8804CE:XB0 REAL TIME CLOCK +/-5.0PPM DTCXO 1K TR
- RX8804CE XB0
- Epson Timing
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1:
£2.84
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1,000Expected 12/10/2026
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Mouser Part No
732-RX8804CEXB0
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Epson Timing
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Real Time Clock RX8804CE:XB0 REAL TIME CLOCK +/-5.0PPM DTCXO 1K TR
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1,000Expected 12/10/2026
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£2.84
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£2.14
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£1.96
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£1.77
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£1.53
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View
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£1.65
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£1.61
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£1.48
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£1.44
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Min.: 1
Mult.: 1
:
1,000
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I2C
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YY-MM-DD-dd
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HH:MM:SS (24 hr)
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|
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No Backup Switching
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1.6 V
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5.5 V
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- 40 C
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+ 105 C
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SMD/SMT
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Reel, Cut Tape
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Real Time Clock I2C-BUS RTC +/-5.0PPM-40 85C 10 PIN 2K T/R
- RX8900CE:UB6
- Epson Timing
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1:
£2.10
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2,062Expected 12/10/2026
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Mouser Part No
732-RX8900CE:UB6
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Epson Timing
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Real Time Clock I2C-BUS RTC +/-5.0PPM-40 85C 10 PIN 2K T/R
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2,062Expected 12/10/2026
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£2.10
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£1.56
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£1.43
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£1.28
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View
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£1.13
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£1.21
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£1.19
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£1.13
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£1.13
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Min.: 1
Mult.: 1
:
2,000
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Serial 2-Wire, I2C
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YY-MM-DD-dd
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HH:MM:SS (24 hr)
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Backup Switching
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2.5 V
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5.5 V
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- 40 C
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+ 85 C
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RX8900CE
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SMD/SMT
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Reel, Cut Tape, MouseReel
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Real Time Clock 32.768kHz-DTCXO 3.4ppm I2C-Bus
- RX8900CE UA0
- Epson Timing
-
1:
£2.98
-
886Expected 23/10/2026
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Mouser Part No
732-RX8900CEUA0
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Epson Timing
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Real Time Clock 32.768kHz-DTCXO 3.4ppm I2C-Bus
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886Expected 23/10/2026
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£2.98
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£2.25
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£2.07
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£1.87
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£1.79
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£1.79
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Min.: 1
Mult.: 1
:
1,000
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I2C
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YY-MM-DD-dd
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HH:MM:SS (24 hr)
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|
|
Backup Switching
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2.5 V
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5.5 V
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- 40 C
|
+ 85 C
|
RX8900CE
|
SMD/SMT
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|
Reel, Cut Tape, MouseReel
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|
