Real Time Clock
RV-8263-C7-32.768KHZ-20PPM-TA-QC
Micro Crystal
1:
$1.58
22,188 Expected 11/20/2026
Mouser Part #
428-8263C7328K20PTQC
Micro Crystal
Real Time Clock
22,188 Expected 11/20/2026
Buy
Min.: 1
Mult.: 1
Reel :
1,000
Details
Serial 2-Wire, I2C
YY-MM-DD-dd
HH:MM:SS (24 hr)
No Backup Switching
900 mV
5.5 V
- 40 C
+ 85 C
SMD/SMT
Reel, Cut Tape, MouseReel
Real Time Clock Serial 64 (8X8)
M41T00M6F
STMicroelectronics
1:
$4.16
9,523 On Order
Mouser Part #
511-M41T00M6F
STMicroelectronics
Real Time Clock Serial 64 (8X8)
9,523 On Order
View Dates
On Order:
4,523 Expected 5/3/2027
5,000 Expected 10/25/2027
Factory Lead-Time:
30 Weeks
Buy
Min.: 1
Mult.: 1
Reel :
2,500
Details
Serial 2-Wire, I2C
YYYY-MM-DD
HH:MM:SS (24 hr)
SOIC-8
Backup Switching
2 V
5.5 V
- 40 C
+ 85 C
M41T00
SMD/SMT
Reel, Cut Tape, MouseReel
Real Time Clock Serial 512 (64x8)
M41T56M6F
STMicroelectronics
1:
$3.20
22,786 On Order
Mouser Part #
511-M41T56M6F
STMicroelectronics
Real Time Clock Serial 512 (64x8)
22,786 On Order
View Dates
On Order:
15,286 Expected 3/8/2027
2,500 Expected 9/13/2027
5,000 Expected 10/4/2027
Factory Lead-Time:
30 Weeks
Buy
Min.: 1
Mult.: 1
Reel :
2,500
Details
I2C
YY-MM-DD-dd
HH:MM:SS (24 hr)
SOIC-8
Backup Switching
4.5 V
5.5 V
- 40 C
+ 85 C
M41T56
SMD/SMT
Reel, Cut Tape, MouseReel
Real Time Clock Serial I2C bus RTC
M41T82RM6F
STMicroelectronics
1:
$4.35
7,500 On Order
Mouser Part #
511-M41T82RM6F
STMicroelectronics
Real Time Clock Serial I2C bus RTC
7,500 On Order
View Dates
On Order:
2,500 Expected 12/28/2026
5,000 Expected 11/8/2027
Factory Lead-Time:
30 Weeks
Buy
Min.: 1
Mult.: 1
Reel :
2,500
Details
Serial
YY-MM-DD-dd
HH:MM:SS:hh (12 hr, 24 hr)
SOIC-8
Backup Switching
2.7 V
5.5 V
- 40 C
+ 85 C
M41T82
SMD/SMT
Reel, Cut Tape, MouseReel
Real Time Clock Battery Swtchovr-RTC
+1 image
M41T83RQA6F
STMicroelectronics
1:
$4.52
19,485 On Order
Mouser Part #
511-M41T83RQA6F
STMicroelectronics
Real Time Clock Battery Swtchovr-RTC
19,485 On Order
View Dates
On Order:
485 Expected 12/14/2026
8,000 Expected 12/28/2026
11,000 Expected 4/12/2027
Factory Lead-Time:
30 Weeks
Buy
Min.: 1
Mult.: 1
Reel :
1,000
Details
Serial 2-Wire, I2C
YY-MM-DD-dd
HH:MM:SS:hh (12 hr, 24 hr)
QFN-16
Backup Switching
2.7 V
5.5 V
- 40 C
+ 85 C
M41T83
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
234 In Stock
Mouser Part #
732-RX4901CEXBD06
Epson Timing
Real Time Clock RX4901CE XB D0 REAL TIME CLOCK MODULE SPI-Bus 3.0V +/-5ppm 2k TR
234 In Stock
Buy
Min.: 1
Mult.: 1
Reel :
2,000
Details
I2C
YY-MM-DD-dd
HH:MM:SS (24 hr)
Backup Switching
1.6 V
5.5 V
- 40 C
+ 105 C
RX4901CE
SMD/SMT
Reel, Cut Tape, MouseReel
Real Time Clock I2C-BUS RTC +/-5.0PPM-40 85C VSOJ-12 PIN 1K TR
+2 images
RX-8803LC:UB0 PURE SN
Epson Timing
1:
$5.63
8 In Stock
Mouser Part #
732-X8803LCUB0PURESN
Epson Timing
Real Time Clock I2C-BUS RTC +/-5.0PPM-40 85C VSOJ-12 PIN 1K TR
8 In Stock
Alternative Packaging
Buy
Min.: 1
Mult.: 1
Reel :
1,000
Details
I2C
YY-MM-DD-dd
HH:MM:SS (24 hr)
No Backup Switching
1.6 V
5.5 V
- 40 C
+ 85 C
RX-8803LC
SMD/SMT
Reel, Cut Tape, MouseReel
Real Time Clock RTC IC with 400 kHz I2C interface in HWSON8 package.
PCF85063TP/1Z
NXP Semiconductors
1:
$0.99
75,250 Expected 3/29/2027
Mouser Part #
771-PCF85063TP/1Z
NXP Semiconductors
Real Time Clock RTC IC with 400 kHz I2C interface in HWSON8 package.
75,250 Expected 3/29/2027
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 32.768 KHZ 3-OUTPUT
AB0805-T3
ABRACON
1:
$3.40
11,823 Expected 12/28/2026
Mouser Part #
815-AB0805-T3
ABRACON
Real Time Clock 32.768 KHZ 3-OUTPUT
11,823 Expected 12/28/2026
Buy
Min.: 1
Mult.: 1
Reel :
3,000
Details
I2C
YY-MM-DD-dd
HH:MM:SS:hh (12 hr, 24 hr)
QFN-16
Backup Switching
1.7 V
3.6 V
- 40 C
+ 85 C
AB08x5
SMD/SMT
Reel, Cut Tape, MouseReel
Real Time Clock REAL TIME CLOCK AND TMP COMP CRYSTL INLD
ISL12020MIRZ
Renesas / Intersil
1:
$8.41
4,240 Expected 3/11/2027
Mouser Part #
968-ISL12020MIRZ
Renesas / Intersil
Real Time Clock REAL TIME CLOCK AND TMP COMP CRYSTL INLD
4,240 Expected 3/11/2027
Alternative Packaging
Buy
Min.: 1
Mult.: 1
Details
I2C
YY-MM-DD-dd
HH:MM:SS (24 hr)
DFN-20
Backup Switching
2.7 V
5.5 V
- 40 C
+ 85 C
ISL12020
SMD/SMT
Tube
Real Time Clock REAL TIME CLK/CLNDR W/TEMP COMP 8 L
ISL12022IBZ
Renesas / Intersil
1:
$5.38
6,360 On Order
Mouser Part #
968-ISL12022IBZ
Renesas / Intersil
Real Time Clock REAL TIME CLK/CLNDR W/TEMP COMP 8 L
6,360 On Order
View Dates
Alternative Packaging
On Order:
3,420 Expected 12/29/2026
2,940 Expected 1/8/2027
Factory Lead-Time:
36 Weeks
Buy
Min.: 1
Mult.: 1
Details
Serial 2-Wire, I2C
YY-MM-DD-dd
HH:MM:SS (24 hr)
SOIC-8
Backup Switching
2.7 V
5.5 V
- 40 C
+ 85 C
ISL12022
SMD/SMT
Tube
Real Time Clock 32.768kHz I2C 20ppm 2.0x1.2x0.6 AEC-Q200
RV-3028-C8-32.768kHz-1PPM-TA-QA
Micro Crystal
1:
$3.03
1,824 On Order
New Product
Mouser Part #
428-RV3028C81PPMTAQA
New Product
Micro Crystal
Real Time Clock 32.768kHz I2C 20ppm 2.0x1.2x0.6 AEC-Q200
1,824 On Order
View Dates
On Order:
824 Expected 11/27/2026
1,000 Expected 1/8/2027
Factory Lead-Time:
11 Weeks
Buy
Min.: 1
Mult.: 1
Reel :
1,000
Details
I2C
YY-MM-DD-dd
HH:MM:SS (24 hr)
SON-8
Backup Switching
1.1 V
5.5 V
- 40 C
+ 85 C
RV-3028-C8
SMD/SMT
Reel, Cut Tape, MouseReel
Real Time Clock RV-3029-C3, Real-Time Clock, I C-bus, B Stability, 25ppm @ -40 to +85C (SMD 3.7 x 2.5 x 0.9)
RV-3029-C3-TA-QC-Opt. B
Micro Crystal
1:
$3.97
5,400 On Order
Mouser Part #
428-RV3029C3TAQCOPTB
Micro Crystal
Real Time Clock RV-3029-C3, Real-Time Clock, I C-bus, B Stability, 25ppm @ -40 to +85C (SMD 3.7 x 2.5 x 0.9)
5,400 On Order
View Dates
On Order:
5,000 Pending
400 Expected 11/11/2026
Factory Lead-Time:
7 Weeks
Buy
Min.: 1
Mult.: 1
Reel :
1,000
Details
Serial 2-Wire, I2C
YY-MM-DD-dd
HH:MM:SS (24 hr)
Backup Switching
1.3 V
5.5 V
- 40 C
+ 85 C
RV-3029-C3
SMD/SMT
Reel, Cut Tape, MouseReel
Real Time Clock Real Time Clock, automotive grade AEC-Q200
RV-3029-C3-TB-QA-Opt. B
Micro Crystal
1:
$4.56
1,000 Expected 11/20/2026
Mouser Part #
428-RV3029C3TBQAOPTB
Micro Crystal
Real Time Clock Real Time Clock, automotive grade AEC-Q200
1,000 Expected 11/20/2026
Buy
Min.: 1
Mult.: 1
Reel :
1,000
Details
Serial 2-Wire, I2C
YY-MM-DD
HH:MM:SS:hh (12 hr, 24 hr)
SON-10
Backup Switching
1.3 V
5.5 V
- 40 C
+ 125 C
RV-3029-C3
SMD/SMT
AEC-Q200
Reel, Cut Tape, MouseReel
Real Time Clock RTCs 3725 10-SMD I2C HH:MM:SS (12/24 hr) YY-MM-DD-dd
AB-RTCMC-32.768KHZ-EOZ9-S3-HAT
ABRACON
1:
$9.56
2,000 Expected 5/11/2027
Mouser Part #
815-2768KHZEOZ9S3HAT
ABRACON
Real Time Clock RTCs 3725 10-SMD I2C HH:MM:SS (12/24 hr) YY-MM-DD-dd
2,000 Expected 5/11/2027
Buy
Min.: 1
Mult.: 1
Reel :
1,000
Details
Serial 4-Wire, SPI
YY-MM-DD-dd
HH:MM:SS (24 hr)
Backup Switching
1.1 V
5.5 V
- 40 C
+ 85 C
AB-RTCMC
SMD/SMT
Reel, Cut Tape, MouseReel
Real Time Clock 2-Wire Real Time Clock IC
RS5C372B-E2-F
Nisshinbo
1:
$1.64
1,984 Expected 11/20/2026
Mouser Part #
848-RS5C372B-E2-F
Nisshinbo
Real Time Clock 2-Wire Real Time Clock IC
1,984 Expected 11/20/2026
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
2 V
6 V
- 40 C
+ 85 C
RS5C372
SMD/SMT
Reel, Cut Tape, MouseReel
Real Time Clock 32.768kHz I2C 20ppm 2.0x1.2x0.7 AEC-Q200
RV-8263-C8 32.768kHz-20PPM-TA-QA
Micro Crystal
1:
$1.58
4,000 On Order
Mouser Part #
428-204291-MC01
Micro Crystal
Real Time Clock 32.768kHz I2C 20ppm 2.0x1.2x0.7 AEC-Q200
4,000 On Order
Buy
Min.: 1
Mult.: 1
Reel :
1,000
Details
I2C
YY-MM-DD-dd
HH:MM:SS:hh (12 hr, 24 hr)
SON-8
900 mV
5.5 V
- 40 C
+ 85 C
RV-8263-C8
SMD/SMT
Reel, Cut Tape, MouseReel
Real Time Clock
RV-8263-C7-32.768KHZ-20PPM-TA-QA
Micro Crystal
1:
$1.70
2,000 Expected 11/20/2026
Mouser Part #
428-8263C7328K20PTQA
Micro Crystal
Real Time Clock
2,000 Expected 11/20/2026
Buy
Min.: 1
Mult.: 1
Details
Serial 2-Wire, I2C
YY-MM-DD-dd
HH:MM:SS (24 hr)
No Backup Switching
900 mV
5.5 V
- 40 C
+ 85 C
SMD/SMT
Real Time Clock RV-8803-C7, Real-Time Clock, I C-bus, 3ppm @ -40 to +85C (SMD 3.2 x 1.5 x 0.8)
RV-8803-C7-TA-QC
Micro Crystal
1:
$3.28
4,510 On Order
Mouser Part #
428-RV-8803-C7-TA-QC
Micro Crystal
Real Time Clock RV-8803-C7, Real-Time Clock, I C-bus, 3ppm @ -40 to +85C (SMD 3.2 x 1.5 x 0.8)
4,510 On Order
View Dates
On Order:
1,510 Expected 4/2/2027
1,000 Expected 4/16/2027
2,000 Expected 9/27/2027
Factory Lead-Time:
45 Weeks
Buy
Min.: 1
Mult.: 1
Reel :
1,000
Details
RV-8803-C7
SMD/SMT
Reel, Cut Tape
Real Time Clock 32.768kHz I2C 20ppm 2.0x1.2x0.6mm
RV-3028-C8-32.768kHz-1PPM-TA-QC
Micro Crystal
1:
$2.90
2,985 On Order
New Product
Mouser Part #
428-RV3028C81PPMTAQC
New Product
Micro Crystal
Real Time Clock 32.768kHz I2C 20ppm 2.0x1.2x0.6mm
2,985 On Order
View Dates
On Order:
985 Expected 2/12/2027
2,000 Expected 2/26/2027
Factory Lead-Time:
15 Weeks
Buy
Min.: 1
Mult.: 1
Reel :
1,000
Details
I2C
YY-MM-DD-dd
HH:MM:SS (24 hr)
SON-8
Backup Switching
1.1 V
5.5 V
- 40 C
+ 85 C
RV-3028-C8
SMD/SMT
Reel, Cut Tape, MouseReel
Real Time Clock Serial Access Real Time Clock
M41T81SMY6F
STMicroelectronics
1:
$10.08
2,000 Expected 6/14/2027
Mouser Part #
511-M41T81SMY6F
STMicroelectronics
Real Time Clock Serial Access Real Time Clock
2,000 Expected 6/14/2027
Buy
Min.: 1
Mult.: 1
Reel :
1,000
Details
I2C
YY-MM-DD-dd
HH:MM:SS:hh (12 hr, 24 hr)
SOX-18
Backup Switching
2.7 V
5.5 V
- 40 C
+ 85 C
M41T81S
SMD/SMT
Reel, Cut Tape, MouseReel
Real Time Clock RTC IC with 400 kHz I2C interface featuring 128 byte SRAM in HVSON12 package.
PCF85053ATKJ
NXP Semiconductors
1:
$1.88
11,935 Expected 1/4/2027
Mouser Part #
771-PCF85053ATKJ
NXP Semiconductors
Real Time Clock RTC IC with 400 kHz I2C interface featuring 128 byte SRAM in HVSON12 package.
11,935 Expected 1/4/2027
Buy
Min.: 1
Mult.: 1
Reel :
6,000
Details
PCF85053A
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:
$1.64
2,000 In Stock
Mouser Part #
848-RV5C338A-E2-F
Nisshinbo
Real Time Clock 3-WIRE SERIAL INTERFACE REAL-TIME CLOCK ICs WITH VOLTAGE MONITORING FUNCTION
2,000 In Stock
Buy
Min.: 1
Mult.: 1
Reel :
2,000
Details
SSOP-10
RV5C338A
Reel, Cut Tape
Real Time Clock LW PWR RTC W/RESEAL 8LD
ISL12008IB8Z-T
Renesas / Intersil
1:
$3.23
2,499 Expected 12/1/2026
Mouser Part #
968-ISL12008IB8Z-T
Renesas / Intersil
Real Time Clock LW PWR RTC W/RESEAL 8LD
2,499 Expected 12/1/2026
Alternative Packaging
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)
SOIC-8
Backup Switching
2.7 V
5.5 V
- 40 C
+ 85 C
ISL12008
SMD/SMT
Reel, Cut Tape, MouseReel
Real Time Clock REAL TIME CLK/CLNDR W/TEMP COMP 8 L
ISL12022IBZ-T
Renesas / Intersil
1:
$5.22
2,467 Expected 1/12/2027
Mouser Part #
968-ISL12022IBZ-T
Renesas / Intersil
Real Time Clock REAL TIME CLK/CLNDR W/TEMP COMP 8 L
2,467 Expected 1/12/2027
Alternative Packaging
Buy
Min.: 1
Mult.: 1
Reel :
2,500
Details
Serial 2-Wire, I2C
YY-MM-DD-dd
HH:MM:SS (24 hr)
SOIC-8
Backup Switching
2.7 V
5.5 V
- 40 C
+ 85 C
ISL12022
SMD/SMT
Reel, Cut Tape, MouseReel