Real Time Clock Ultra-Low power 12C Real Time clock w/ p
+1 image
MAX31331EWC+T
Analog Devices / Maxim Integrated
1:
¥473.4
1,976 In Stock
7,500 Expected 9/10/2026
Mouser Part # 700-MAX31331EWC+T
Analog Devices / Maxim Integrated
Real Time Clock Ultra-Low power 12C Real Time clock w/ p
1,976 In Stock
7,500 Expected 9/10/2026
Alternative Packaging
1
¥473.4
10
¥365.4
25
¥322.2
100
¥292.3
2,500
¥250.8
5,000
View
250
¥284
500
¥274.1
1,000
¥272.4
5,000
¥244.2
Buy
Min.: 1 Mult.: 1
Max.: 9,476
Details
I2C
BCD
BCD
32 B
WLP-12
Backup Switching
1.1 V
5.5 V
- 40 C
+ 85 C
SMD/SMT
Reel, Cut Tape, MouseReel
Real Time Clock Low Current Real Time Clock with I2C Int
MAX31341BEWC+T
Analog Devices / Maxim Integrated
1:
¥480
5,285 In Stock
Mouser Part # 700-MAX31341BEWC+T
Analog Devices / Maxim Integrated
Real Time Clock Low Current Real Time Clock with I2C Int
5,285 In Stock
Alternative Packaging
1
¥480
10
¥358.8
25
¥328.9
100
¥294
250
View
2,500
¥252.5
250
¥279
500
¥270.7
1,000
¥262.4
2,500
¥252.5
Buy
Min.: 1 Mult.: 1
Max.: 5,285
Reel :2,500
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 RTC with power management
MAX31341CETB+T
Analog Devices / Maxim Integrated
1:
¥453.5
9,990 In Stock
Mouser Part # 700-MAX31341CETB+T
Analog Devices / Maxim Integrated
Real Time Clock RTC with power management
9,990 In Stock
Alternative Packaging
1
¥453.5
10
¥337.2
25
¥308.9
100
¥275.7
2,500
¥237.5
5,000
View
250
¥260.8
500
¥252.5
1,000
¥245.8
5,000
¥229.2
Buy
Min.: 1 Mult.: 1
Max.: 9,990
Reel :2,500
Details
Serial 2-Wire, I2C
YY-MM-DD-dd
HH:MM:SS (24 hr)
64 B
TDFN-10
Backup Switching
1.6 V
3.6 V
- 40 C
+ 85 C
SMD/SMT
Reel, Cut Tape, MouseReel
Real Time Clock 5ppm, I2C Real-Time Clock with Integrated MEMS Oscillator
MAX31343ETAY+T
Analog Devices / Maxim Integrated
1:
¥1,091.3
3,280 In Stock
Mouser Part # 700-MAX31343ETAY+T
Analog Devices / Maxim Integrated
Real Time Clock 5ppm, I2C Real-Time Clock with Integrated MEMS Oscillator
3,280 In Stock
Alternative Packaging
1
¥1,091.3
10
¥837.1
25
¥774
100
¥704.3
250
View
2,500
¥621.2
250
¥671
500
¥657.8
1,000
¥654.4
2,500
¥621.2
Buy
Min.: 1 Mult.: 1
Max.: 3,280
Reel :2,500
Details
Serial 2-Wire, I2C
YY-MM-DD-dd
HH:MM:SS (24 hr)
64 B
TDFN-8
Backup Switching
1.6 V
5.5 V
- 40 C
+ 85 C
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:
¥255.8
22 In Stock
12,500 On Order
NRND
Mouser Part # 771-PCA85063ATT/AJ
NRND
NXP Semiconductors
Real Time Clock Automotive tiny Real-Time Clock/calendar with alarm function and I2C-bus
22 In Stock
12,500 On Order
View Dates
On Order:
5,000 Expected 11/16/2026
7,500 Expected 2/15/2027
Factory Lead-Time:
27 Weeks
1
¥255.8
10
¥186
25
¥169.4
100
¥149.5
2,500
¥124.7
5,000
View
250
¥140.4
500
¥134.9
1,000
¥133.4
5,000
¥121.9
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 Real-Time Clock SPI interface with power management, -40 to +85 C, 16-pin QFN
AM1815AQ
Ambiq
1:
¥127.9
609 In Stock
3,000 Expected 1/11/2027
Mouser Part # 222-AM1815AQ
Ambiq
Real Time Clock Real-Time Clock SPI interface with power management, -40 to +85 C, 16-pin QFN
609 In Stock
3,000 Expected 1/11/2027
Buy
Min.: 1 Mult.: 1
Details
Artasie SPI w/ Power Management
Real Time Clock 32.768kHz I2C Time Acc. 1ppm
RV-3028-C7 32.768kHz 1ppm TA QA
Micro Crystal
1:
¥418.6
30,000 On Order
Mouser Part # 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
¥418.6
10
¥312.3
25
¥284
100
¥255.8
1,000
¥230.9
2,000
View
250
¥240.8
500
¥235.9
2,000
¥225.9
5,000
¥220.9
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 Serial I2C bus RTC
M41T83RMY6F
STMicroelectronics
1:
¥955.1
334 In Stock
Mouser Part # 511-M41T83RMY6F
STMicroelectronics
Real Time Clock Serial I2C bus RTC
334 In Stock
1
¥955.1
10
¥727.5
25
¥671
100
¥609.6
1,000
¥534.8
2,000
View
250
¥579.7
500
¥566.4
2,000
¥523.2
5,000
Quote
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
SOX-18
Backup Switching
2.7 V
5.5 V
- 40 C
+ 85 C
M41T83
SMD/SMT
Reel, Cut Tape, MouseReel
Real Time Clock Serial I2C bus RTC
M41T83SMY6F
STMicroelectronics
1:
¥847.1
249 In Stock
1,000 Expected 11/11/2026
Mouser Part # 511-M41T83SMY6F
STMicroelectronics
Real Time Clock Serial I2C bus RTC
249 In Stock
1,000 Expected 11/11/2026
1
¥847.1
10
¥646.1
25
¥593
100
¥534.8
1,000
¥438.5
2,000
View
250
¥508.3
500
¥504.9
2,000
¥428.5
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
SOX-18
Backup Switching
3 V
5.5 V
- 40 C
+ 85 C
M41T83
SMD/SMT
Reel, Cut Tape, MouseReel
Real Time Clock Serial SPI bus RTC
M41T93SMY6F
STMicroelectronics
1:
¥1,604.5
63 In Stock
1,000 Expected 11/16/2026
Mouser Part # 511-M41T93SMY6F
STMicroelectronics
Real Time Clock Serial SPI bus RTC
63 In Stock
1,000 Expected 11/16/2026
1
¥1,604.5
10
¥1,245.8
25
¥1,156.1
100
¥1,058.1
1,000
¥956.7
2,000
View
250
¥1,014.9
500
¥998.3
2,000
¥895.3
5,000
Quote
Buy
Min.: 1 Mult.: 1
Reel :1,000
Details
SPI
YY-MM-DD-dd
HH:MM:SS:hh (12 hr, 24 hr)
32 B
SOX-18
Backup Switching
3 V
5.5 V
- 40 C
+ 85 C
M41T93
SMD/SMT
Reel, Cut Tape, MouseReel
Real Time Clock I2C GP RTCC 1Kb EE 64B SRAM EUI-48
MCP79411-I/ST
Microchip Technology
1:
¥196
1,108 In Stock
Mouser Part # 579-MCP79411IST
Microchip Technology
Real Time Clock I2C GP RTCC 1Kb EE 64B SRAM EUI-48
1,108 In Stock
Alternative Packaging
1
¥196
25
¥179.4
100
¥171.1
Buy
Min.: 1 Mult.: 1
Details
I2C
YY-MM-DD-dd
HH:MM:SS:hh (12 hr, 24 hr)
64 B
TSSOP-8
Backup Switching
1.8 V
5.5 V
- 40 C
+ 85 C
SMD/SMT
Tube
Real Time Clock SPI GP RTCC 2Kb EE 64B SRAM ID
MCP79520T-I/MN
Microchip Technology
1:
¥232.5
2,928 In Stock
Mouser Part # 579-MCP79520T-I/MN
Microchip Technology
Real Time Clock SPI GP RTCC 2Kb EE 64B SRAM ID
2,928 In Stock
Buy
Min.: 1 Mult.: 1
Reel :3,300
Details
Reel, Cut Tape
Real Time Clock SPI GP RTCC 2Kb EE 64B SRAM EUI-48
MCP79521-I/MS
Microchip Technology
1:
¥245.8
150 In Stock
Mouser Part # 579-MCP79521-I/MS
Microchip Technology
Real Time Clock SPI GP RTCC 2Kb EE 64B SRAM EUI-48
150 In Stock
Alternative Packaging
1
¥245.8
25
¥227.6
100
¥215.9
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 SPI GP RTCC 2Kb EE 64B SRAM EUI-48
MCP79521T-I/MS
Microchip Technology
1:
¥254.1
920 In Stock
Mouser Part # 579-MCP79521T-I/MS
Microchip Technology
Real Time Clock SPI GP RTCC 2Kb EE 64B SRAM EUI-48
920 In Stock
Alternative Packaging
1
¥254.1
1,000
¥215.9
2,500
¥215.9
Buy
Min.: 1 Mult.: 1
Reel :2,500
Details
Serial, I2C, SPI
YY-MM-DD-dd
HH:MM:SS:hh (12 hr, 24 hr)
64 B
Backup Switching
1.8 V
3.6 V
- 40 C
+ 85 C
SMD/SMT
Reel, Cut Tape, MouseReel
Real Time Clock SAMAY A 595-BQ32002D R A 595-BQ32002DR A A 595-BQ32002DR
BQ32002D
Texas Instruments
1:
¥378.7
456 In Stock
Mouser Part # 595-BQ32002D
Texas Instruments
Real Time Clock SAMAY A 595-BQ32002D R A 595-BQ32002DR A A 595-BQ32002DR
456 In Stock
Alternative Packaging
1
¥378.7
10
¥280.7
25
¥237.5
75
¥225.9
300
View
300
¥214.3
525
¥207.6
1,050
¥199.3
2,550
¥194.3
5,025
¥187.7
Buy
Min.: 1 Mult.: 1
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
Tube
Real Time Clock 3WIRE REAL TIME CLCK
S-35192A-I8T1U
ABLIC
1:
¥304
4,806 In Stock
Mouser Part # 628-S-35192A-I8T1U
ABLIC
Real Time Clock 3WIRE REAL TIME CLCK
4,806 In Stock
1
¥304
10
¥222.6
25
¥202.6
100
¥179.4
250
View
5,000
¥149.2
250
¥169.4
500
¥163.4
1,000
¥162.6
2,500
¥152.5
5,000
¥149.2
Buy
Min.: 1 Mult.: 1
Reel :5,000
Details
SNT-A-8
S-35192
Reel, Cut Tape
Real Time Clock 1.8V-5.5V Real Time Clock 12C bus
+2 images
PT7C4337UEX
Diodes Incorporated
1:
¥204.3
1,656 In Stock
Mouser Part # 729-PT7C4337UEX
Diodes Incorporated
Real Time Clock 1.8V-5.5V Real Time Clock 12C bus
1,656 In Stock
Alternative Packaging
1
¥204.3
10
¥146.7
25
¥128.4
100
¥116.6
250
View
2,500
¥96.2
250
¥112.4
500
¥110.1
1,000
¥96.7
2,500
¥96.2
Buy
Min.: 1 Mult.: 1
Reel :2,500
Details
Reel, Cut Tape, MouseReel
Real Time Clock 1.8V-5.5V Real Time Clock 12C bus
PT7C4337ZEEX
Diodes Incorporated
1:
¥224.2
149 In Stock
Mouser Part # 729-PT7C4337ZEEX
Diodes Incorporated
Real Time Clock 1.8V-5.5V Real Time Clock 12C bus
149 In Stock
1
¥224.2
10
¥161.9
25
¥137
100
¥129.4
250
View
3,000
¥98.2
250
¥116.3
500
¥113.8
1,000
¥112
3,000
¥98.2
Buy
Min.: 1 Mult.: 1
Reel :3,000
Details
Reel, Cut Tape, MouseReel
Real Time Clock 2-Wire Real-time Clock module
+2 images
PT7C43390LEX
Diodes Incorporated
1:
¥295.7
324 In Stock
Mouser Part # 729-PT7C43390LEX
Diodes Incorporated
Real Time Clock 2-Wire Real-time Clock module
324 In Stock
Alternative Packaging
1
¥295.7
10
¥217.6
25
¥197.7
100
¥176.1
250
View
2,500
¥147.5
250
¥164.4
500
¥158.1
1,000
¥157.3
2,500
¥147.5
Buy
Min.: 1 Mult.: 1
Reel :2,500
Details
Reel, Cut Tape, MouseReel
Real Time Clock Real-time Clock IC
+2 images
PT7C4372ALEX
Diodes Incorporated
1:
¥162.8
126 In Stock
2,500 Expected 12/11/2026
Mouser Part # 729-PT7C4372ALEX
Diodes Incorporated
Real Time Clock Real-time Clock IC
126 In Stock
2,500 Expected 12/11/2026
Alternative Packaging
1
¥162.8
10
¥116.8
25
¥105.1
100
¥92.5
250
View
2,500
¥76.4
250
¥86.4
500
¥82.7
1,000
¥80.1
2,500
¥76.4
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:
¥787.3
5,810 In Stock
Mouser Part # 732-RX4111CEA3
Epson Timing
Real Time Clock RX4111CE:A3 REAL TIME CLOCK SPI-BUS 3.0V 11.5PPM 250TR
5,810 In Stock
1
¥787.3
10
¥593
25
¥544.8
100
¥480
250
¥475
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 RTCs 3030 QFN-16 SPI HH:MM:SS:hh YY-MM-DD-dd
AB0815-T3
ABRACON
1:
¥500
777 In Stock
3,000 Expected 10/26/2026
Mouser Part # 815-AB0815-T3
ABRACON
Real Time Clock RTCs 3030 QFN-16 SPI HH:MM:SS:hh YY-MM-DD-dd
777 In Stock
3,000 Expected 10/26/2026
1
¥500
10
¥375.4
25
¥343.8
100
¥308.9
3,000
¥254.1
6,000
View
250
¥289
500
¥280.7
1,000
¥270.7
6,000
¥247.5
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:
¥514.9
762 In Stock
12,000 On Order
Mouser Part # 815-AB1805-T3
ABRACON
Real Time Clock 32.768 KHZ
762 In Stock
12,000 On Order
View Dates
On Order:
3,000 Expected 12/3/2026
9,000 Expected 12/7/2026
Factory Lead-Time:
28 Weeks
1
¥514.9
10
¥385.4
25
¥352.1
100
¥315.6
250
View
3,000
¥252.5
250
¥277.4
500
¥269.1
1,000
¥262.4
3,000
¥252.5
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:
¥514.9
88 In Stock
3,000 Expected 12/11/2026
Mouser Part # 815-AB1815-T3
ABRACON
Real Time Clock 32.768 KHZ
88 In Stock
3,000 Expected 12/11/2026
1
¥514.9
10
¥385.4
25
¥352.1
100
¥315.6
3,000
¥252.5
6,000
View
250
¥292.3
500
¥282.4
1,000
¥274.1
6,000
¥250.8
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:
¥287.4
121 In Stock
4,000 On Order
Mouser Part # 848-R2051S01E2F
Nisshinbo
Real Time Clock 2-Wire Real Time Clock IC
121 In Stock
4,000 On Order
View Dates
On Order:
2,000 Pending
2,000 Expected 10/6/2026
Factory Lead-Time:
12 Weeks
1
¥287.4
10
¥210.9
25
¥191
100
¥169.4
2,000
¥142.2
4,000
View
250
¥158
500
¥151.8
1,000
¥150
4,000
¥139
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
Japan
