Real Time Clock Real-Time Clock I2C interface with power management, -40 to +85 C, 16-pin QFN
AM1805AQ
Ambiq
1:
0,683 €
29.500 On Order
Mouser Part No
222-AM1805AQ
Ambiq
Real Time Clock Real-Time Clock I2C interface with power management, -40 to +85 C, 16-pin QFN
29.500 On Order
View Dates
On Order:
8.500 Expected 9/11/2026
6.000 Expected 9/14/2026
15.000 Expected 12/7/2026
Factory Lead Time:
24 Weeks
Buy
Min.: 1
Mult.: 1
Details
Artasie I2C w/ Power Management
Real Time Clock 32.768 kHz +/-20 PPM I2C -40/+85C
RV-4162-C7-32.768kHz-20PPM-TA-QC
Micro Crystal
1:
2,87 €
16.002 Expected 9/4/2026
Mouser Part No
428-200007-MG01
Micro Crystal
Real Time Clock 32.768 kHz +/-20 PPM I2C -40/+85C
16.002 Expected 9/4/2026
1
2,87 €
10
2,14 €
25
1,94 €
100
1,75 €
1.000
1,54 €
2.000
View
250
1,65 €
500
1,60 €
2.000
1,52 €
5.000
1,48 €
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)
No Backup Switching
1 V
4.4 V
- 40 C
+ 85 C
RV-4162-C7
SMD/SMT
Reel, Cut Tape, MouseReel
Real Time Clock 32.768 kHz +/-3 PPM I2C -40/+85C
RV-8803-C7-32.768KHZ-3PPM-TA-QC
Micro Crystal
1:
2,96 €
92.793 On Order
Mouser Part No
428-202677-MG01
Micro Crystal
Real Time Clock 32.768 kHz +/-3 PPM I2C -40/+85C
92.793 On Order
View Dates
On Order:
48.793 Pending
44.000 Expected 4/30/2027
Factory Lead Time:
23 Weeks
1
2,96 €
10
2,38 €
25
2,19 €
100
1,97 €
1.000
1,78 €
2.000
View
250
1,86 €
500
1,83 €
2.000
1,75 €
5.000
1,72 €
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)
No Backup Switching
1.5 V
5.5 V
- 40 C
+ 85 C
RV-8803-C7
SMD/SMT
Reel, Cut Tape, MouseReel
Real Time Clock 32.768 kHz +/-3 PPM I2C -40/+85C
RV-8803-C7-32.768k-3PPM-TA-QA
Micro Crystal
1:
3,33 €
20.000 On Order
Mouser Part No
428-203035-MG01
Micro Crystal
Real Time Clock 32.768 kHz +/-3 PPM I2C -40/+85C
20.000 On Order
1
3,33 €
10
2,48 €
25
2,28 €
100
2,04 €
1.000
1,80 €
2.000
View
250
1,93 €
500
1,89 €
2.000
1,75 €
5.000
1,72 €
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)
No Backup Switching
1.5 V
5.5 V
- 40 C
+ 85 C
RV-8803-C7
SMD/SMT
Reel, Cut Tape, MouseReel
Real Time Clock 32.768kHz I2C Time Acc. 1ppm
RV-3028-C7 32.768kHz 1ppm TA QC
Micro Crystal
1:
2,60 €
204.994 On Order
Mouser Part No
428-203591-MG01
Micro Crystal
Real Time Clock 32.768kHz I2C Time Acc. 1ppm
204.994 On Order
View Dates
On Order:
100.994 Expected 4/23/2027
104.000 Expected 5/21/2027
Factory Lead Time:
34 Weeks
1
2,60 €
10
1,92 €
25
1,75 €
100
1,57 €
250
View
1.000
1,33 €
250
1,48 €
500
1,44 €
1.000
1,33 €
Buy
Min.: 1
Mult.: 1
Reel :
1.000
Details
I2C
YY-MM-DD-dd
HH:MM:SS (24 hr)
2 B
Backup Switching
1.2 V
5.5 V
- 40 C
+ 85 C
RV-3028
SMD/SMT
Reel, Cut Tape, MouseReel
Real Time Clock 32.768kHz I2C Time Acc. 1ppm
RV-3028-C7 32.768kHz 1ppm TA QA
Micro Crystal
1:
2,72 €
30.000 On Order
Mouser Part No
428-203603-MG01
Micro Crystal
Real Time Clock 32.768kHz I2C Time Acc. 1ppm
30.000 On Order
View Dates
On Order:
18.000 Pending
12.000 Expected 4/16/2027
Factory Lead Time:
14 Weeks
1
2,72 €
10
2,03 €
25
1,85 €
100
1,66 €
1.000
1,50 €
2.000
View
250
1,57 €
500
1,53 €
2.000
1,47 €
5.000
1,44 €
Buy
Min.: 1
Mult.: 1
Reel :
1.000
Details
I2C
YY-MM-DD-dd
HH:MM:SS (24 hr)
2 B
Backup Switching
1.2 V
5.5 V
- 40 C
+ 85 C
RV-3028
SMD/SMT
Reel, Cut Tape, MouseReel
Real Time Clock 2.0-5.5V 512 (64x8)
M41T81SM6F
STMicroelectronics
1:
2,43 €
18.995 On Order
Mouser Part No
511-M41T81SM6F
STMicroelectronics
Real Time Clock 2.0-5.5V 512 (64x8)
18.995 On Order
View Dates
Alternative Packaging
On Order:
3.995 Expected 9/10/2026
7.500 Expected 10/9/2026
7.500 Expected 8/2/2027
Factory Lead Time:
30 Weeks
1
2,43 €
10
1,84 €
25
1,70 €
100
1,55 €
250
View
2.500
1,32 €
250
1,47 €
500
1,44 €
1.000
1,38 €
2.500
1,32 €
Buy
Min.: 1
Mult.: 1
Reel :
2.500
Details
I2C
YY-MM-DD-dd
HH:MM:SS:hh (12 hr, 24 hr)
20 B
SOIC-8
Backup Switching
2.7 V
5.5 V
- 40 C
+ 85 C
M41T81S
SMD/SMT
Reel, Cut Tape, MouseReel
Real Time Clock Battery Swtchovr-RTC
+1 image
M41T83RQA6F
STMicroelectronics
1:
3,98 €
20.800 On Order
Mouser Part No
511-M41T83RQA6F
STMicroelectronics
Real Time Clock Battery Swtchovr-RTC
20.800 On Order
View Dates
On Order:
1.800 Expected 12/28/2026
8.000 Expected 1/15/2027
11.000 Expected 3/22/2027
Factory Lead Time:
30 Weeks
1
3,98 €
10
3,06 €
25
2,80 €
100
2,58 €
250
View
1.000
2,21 €
250
2,46 €
500
2,43 €
1.000
2,21 €
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)
32 B
QFN-16
Backup Switching
2.7 V
5.5 V
- 40 C
+ 85 C
M41T83
SMD/SMT
Reel, Cut Tape, MouseReel
Real Time Clock Serial 512 (64x8)
M41T94MQ6F
STMicroelectronics
1:
4,94 €
7.972 On Order
Mouser Part No
511-M41T94MQ6F
STMicroelectronics
Real Time Clock Serial 512 (64x8)
7.972 On Order
View Dates
On Order:
2.972 Expected 9/4/2026
5.000 Expected 4/28/2027
Factory Lead Time:
30 Weeks
1
4,94 €
10
4,11 €
25
3,80 €
100
3,45 €
250
View
2.500
2,67 €
250
3,29 €
500
3,25 €
1.000
3,07 €
2.500
2,67 €
Buy
Min.: 1
Mult.: 1
Reel :
2.500
Details
Serial
YY-MM-DD-dd
HH:MM:SS:hh (12 hr, 24 hr)
64 B
SO-16
Backup Switching
2.7 V
5.5 V
- 40 C
+ 85 C
M41T94
SMD/SMT
Reel, Cut Tape, MouseReel
Real Time Clock SAMAY A 595-BQ32002D A 595-BQ32002D A 59 A 595-BQ32002D
BQ32002DR
Texas Instruments
1:
1,74 €
14.995 On Order
Mouser Part No
595-BQ32002DR
Texas Instruments
Real Time Clock SAMAY A 595-BQ32002D A 595-BQ32002D A 59 A 595-BQ32002D
14.995 On Order
View Dates
Alternative Packaging
On Order:
7.495 Expected 11/12/2026
7.500 Expected 12/3/2026
Factory Lead Time:
16 Weeks
1
1,74 €
10
1,27 €
25
1,16 €
100
1,03 €
2.500
0,869 €
5.000
View
250
0,972 €
500
0,937 €
1.000
0,929 €
5.000
0,852 €
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
3 V
3.6 V
- 40 C
+ 85 C
BQ32002
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:
3,88 €
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
3,88 €
10
2,93 €
25
2,69 €
100
2,43 €
2.000
2,03 €
4.000
View
250
2,31 €
500
2,28 €
1.000
2,20 €
4.000
2,01 €
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 RTC +/-5.0PPM-40 85C VSOJ-12 PIN 1K TR
+2 images
RX-8803LC:UB0 PURE SN
Epson Timing
1:
4,84 €
98 In Stock
Mouser Part No
732-X8803LCUB0PURESN
Epson Timing
Real Time Clock I2C-BUS RTC +/-5.0PPM-40 85C VSOJ-12 PIN 1K TR
98 In Stock
Alternative Packaging
1
4,84 €
10
3,69 €
25
3,41 €
100
3,09 €
1.000
2,67 €
2.000
View
250
2,94 €
500
2,87 €
2.000
2,63 €
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 Automotive RTC module, featuring I2C or SPI interface in HLSON16 package.
PCA2131TF/Q900Y
NXP Semiconductors
1:
3,62 €
8.000 Expected 9/28/2026
Mouser Part No
771-PCA2131TF/Q900Y
NXP Semiconductors
Real Time Clock Automotive RTC module, featuring I2C or SPI interface in HLSON16 package.
8.000 Expected 9/28/2026
1
3,62 €
10
2,79 €
25
2,58 €
100
2,36 €
250
View
4.000
2,05 €
250
2,25 €
500
2,23 €
1.000
2,16 €
2.000
2,06 €
4.000
2,05 €
Buy
Min.: 1
Mult.: 1
Reel :
4.000
Details
PCA2131
AEC-Q100
Reel, Cut Tape
Real Time Clock 32.768 KHZ 3-OUTPUT
AB0805-T3
ABRACON
1:
2,57 €
11.897 Expected 12/28/2026
Mouser Part No
815-AB0805-T3
ABRACON
Real Time Clock 32.768 KHZ 3-OUTPUT
11.897 Expected 12/28/2026
1
2,57 €
10
1,92 €
25
1,75 €
100
1,57 €
250
View
3.000
1,28 €
250
1,40 €
500
1,37 €
1.000
1,33 €
3.000
1,28 €
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
AB08x5
SMD/SMT
Reel, Cut Tape, MouseReel
Real Time Clock REAL TIME CLOCK AND TMP COMP CRYSTL INLD
ISL12020MIRZ
Renesas / Intersil
1:
6,93 €
4.240 Expected 3/11/2027
Mouser Part No
968-ISL12020MIRZ
Renesas / Intersil
Real Time Clock REAL TIME CLOCK AND TMP COMP CRYSTL INLD
4.240 Expected 3/11/2027
Alternative Packaging
1
6,93 €
10
5,27 €
25
4,74 €
106
4,46 €
265
View
265
4,20 €
530
4,15 €
1.007
4,04 €
2.544
3,94 €
Buy
Min.: 1
Mult.: 1
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
Tube
Real Time Clock REAL TIME CLK/CLNDR W/TEMP COMP 8 L
ISL12022IBZ
Renesas / Intersil
1:
4,58 €
6.860 On Order
Mouser Part No
968-ISL12022IBZ
Renesas / Intersil
Real Time Clock REAL TIME CLK/CLNDR W/TEMP COMP 8 L
6.860 On Order
View Dates
Alternative Packaging
On Order:
3.920 Expected 12/29/2026
2.940 Expected 1/8/2027
Factory Lead Time:
22 Weeks
1
4,58 €
10
3,48 €
25
3,22 €
100
2,92 €
250
View
250
2,78 €
500
2,66 €
980
2,61 €
2.940
2,56 €
5.880
Quote
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 32.768kHz I2C 2.5ppm 3.2x1.5x0.8 AECQ200 Temperature Sensor & Real Time Clock
+1 image
RV-3032-C7 32.768kHz-2.5PPM-TA-QA
Micro Crystal
1:
3,42 €
6.892 On Order
Mouser Part No
428-203853-MG01
Micro Crystal
Real Time Clock 32.768kHz I2C 2.5ppm 3.2x1.5x0.8 AECQ200 Temperature Sensor & Real Time Clock
6.892 On Order
View Dates
On Order:
2.892 Expected 9/11/2026
4.000 Expected 10/9/2026
Factory Lead Time:
12 Weeks
1
3,42 €
10
2,57 €
25
2,35 €
100
2,12 €
1.000
1,92 €
2.000
View
250
2,01 €
500
1,97 €
2.000
1,89 €
5.000
1,86 €
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)
16 B
Backup Switching
1.3 V
5.5 V
- 40 C
+ 105 C
RV-3032-C7
SMD/SMT
AEC-Q200
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:
4,29 €
2.394 Expected 8/28/2026
Mouser Part No
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)
2.394 Expected 8/28/2026
1
4,29 €
10
3,23 €
25
2,97 €
100
2,68 €
250
2,65 €
1.000
2,24 €
Buy
Min.: 1
Mult.: 1
Reel :
1.000
Details
Serial 2-Wire, I2C
YY-MM-DD-dd
HH:MM:SS (24 hr)
2 B
Backup Switching
1.3 V
5.5 V
- 40 C
+ 85 C
RV-3029-C3
SMD/SMT
Reel, Cut Tape, MouseReel
Real Time Clock I2C GP RTCC 1Kb EE 64B SRAM EUI-48
MCP79411T-I/MNY
Microchip Technology
1:
1,09 €
124 In Stock
3.300 Expected 8/31/2026
Mouser Part No
579-MCP79411TIMNY
Microchip Technology
Real Time Clock I2C GP RTCC 1Kb EE 64B SRAM EUI-48
124 In Stock
3.300 Expected 8/31/2026
Buy
Min.: 1
Mult.: 1
Reel :
3.300
Details
I2C
YY-MM-DD-dd
HH:MM:SS (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 32.768 KHZ
AB-RTCMC-32.768kHz-EOZ9-S3-DBT
ABRACON
1:
7,22 €
2.061 On Order
Mouser Part No
815-ABMC-327EOZ9S3DB
ABRACON
Real Time Clock 32.768 KHZ
2.061 On Order
View Dates
On Order:
61 Expected 9/11/2026
2.000 Expected 9/22/2026
Factory Lead Time:
12 Weeks
1
7,22 €
10
5,59 €
25
5,18 €
100
4,74 €
250
View
1.000
4,27 €
250
4,52 €
500
4,39 €
1.000
4,27 €
Buy
Min.: 1
Mult.: 1
Reel :
1.000
Details
I2C
YY-MM-DD-dd
HH:MM:SS (24 hr)
Backup Switching
1.4 V
5.5 V
- 40 C
+ 85 C
AB-RTCMC
SMD/SMT
Reel, Cut Tape, MouseReel
Real Time Clock Real-Time Clock I2C Interface Integrated Circuit, -40 to +85 C, 16-pin QFN
AM0805AQ
Ambiq
1:
0,615 €
2.869 Expected 9/29/2026
Mouser Part No
222-AM0805AQ
Ambiq
Real Time Clock Real-Time Clock I2C Interface Integrated Circuit, -40 to +85 C, 16-pin QFN
2.869 Expected 9/29/2026
Buy
Min.: 1
Mult.: 1
Details
Artasie I2C
Real Time Clock 32.768kHz I2C 20ppm 2.0x1.2x0.7 AEC-Q200
RV-8263-C8 32.768kHz-20PPM-TA-QA
Micro Crystal
1:
1,71 €
4.000 Expected 10/30/2026
Mouser Part No
428-204291-MC01
Micro Crystal
Real Time Clock 32.768kHz I2C 20ppm 2.0x1.2x0.7 AEC-Q200
4.000 Expected 10/30/2026
1
1,71 €
10
1,25 €
25
1,13 €
100
0,998 €
1.000
0,90 €
2.000
View
250
0,937 €
500
0,901 €
2.000
0,868 €
5.000
0,859 €
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:
1,79 €
2.000 Expected 11/20/2026
Mouser Part No
428-8263C7328K20PTQA
Micro Crystal
Real Time Clock
2.000 Expected 11/20/2026
1
1,79 €
10
1,32 €
25
1,19 €
100
1,05 €
250
View
250
0,984 €
500
0,958 €
1.000
0,944 €
2.000
0,874 €
5.000
0,854 €
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 Serial Access Real Time Clock
M41T81SMY6F
STMicroelectronics
1:
8,60 €
2.000 On Order
Mouser Part No
511-M41T81SMY6F
STMicroelectronics
Real Time Clock Serial Access Real Time Clock
2.000 On Order
1
8,60 €
10
6,70 €
25
6,22 €
100
5,70 €
1.000
5,17 €
2.000
View
250
5,44 €
500
5,38 €
2.000
5,01 €
5.000
Quote
Buy
Min.: 1
Mult.: 1
Reel :
1.000
Details
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
+1 image
M41T83SQA6F
STMicroelectronics
1:
3,81 €
3.750 Expected 9/4/2026
Mouser Part No
511-M41T83SQA6F
STMicroelectronics
Real Time Clock Serial I2C bus RTC
3.750 Expected 9/4/2026
1
3,81 €
10
2,89 €
25
2,66 €
100
2,41 €
250
View
1.000
2,15 €
250
2,29 €
500
2,24 €
1.000
2,15 €
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)
32 B
QFN-16
Backup Switching
3 V
5.5 V
- 40 C
+ 85 C
M41T83
SMD/SMT
Reel, Cut Tape, MouseReel