Real Time Clock Y2K-Compliant, Nonvolatile Timekeeping R
DS1747-70+
Analog Devices / Maxim Integrated
1:
$80.14
33 In Stock
487 On Order
Mouser Part No 700-DS1747-70
Analog Devices / Maxim Integrated
Real Time Clock Y2K-Compliant, Nonvolatile Timekeeping R
33 In Stock
487 On Order
View Dates
Stock:
33 Can Dispatch Immediately
On Order:
480 Expected 19/08/2026
7 Expected 31/08/2026
Factory Lead Time:
14 Weeks
1
$80.14
10
$66.68
30
$62.75
100
$59.43
250
View
250
Quote
Buy
Min.: 1 Mult.: 1
Details
Parallel
YY-MM-DD-dd
HH:MM:SS (24 hr)
512 kB
EDIP-32
Integrated Battery
4.5 V
5.5 V
0 C
+ 70 C
DS1747
Through Hole
Tube
Real Time Clock 5ppm, I2C Real-Time Clock
DS3231MZ+
Analog Devices / Maxim Integrated
1:
$13.80
3,996 Expected 10/02/2027
Mouser Part No 700-DS3231MZ+
Analog Devices / Maxim Integrated
Real Time Clock 5ppm, I2C Real-Time Clock
3,996 Expected 10/02/2027
Alternative Packaging
1
$13.80
10
$10.84
25
$10.10
100
$9.27
300
$8.89
Buy
Min.: 1 Mult.: 1
Max.: 400
Details
I2C
YY-MM-DD-dd
HH:MM:SS (24 hr)
SOIC-8
Backup Switching
2.3 V
5.5 V
- 40 C
+ 85 C
DS3231MZ
SMD/SMT
Tube
Real Time Clock Extremely Accurate I C-Integrated RTC/TC
+4 images
DS3231SN#T&R
Analog Devices / Maxim Integrated
1:
$15.29
1,597 In Stock
4,000 Expected 12/10/2026
Mouser Part No 700-DS3231SN#T&R-
Analog Devices / Maxim Integrated
Real Time Clock Extremely Accurate I C-Integrated RTC/TC
1,597 In Stock
4,000 Expected 12/10/2026
Alternative Packaging
1
$15.29
10
$12.06
25
$11.22
100
$10.32
250
View
1,000
$9.44
250
$10.21
500
$9.80
1,000
$9.44
Buy
Min.: 1 Mult.: 1
Max.: 1,000
Reel :1,000
Details
I2C
YY-MM-DD-dd
HH:MM:SS (24 hr)
SO-16
Backup Switching
2.3 V
5.5 V
- 40 C
+ 85 C
DS3231SN
SMD/SMT
Reel, Cut Tape, MouseReel
Real Time Clock Extremely Accurate SPI Bus RTC with Inte
DS3234S#T&R
Analog Devices / Maxim Integrated
1:
$13.80
3,988 Expected 26/08/2026
Mouser Part No 700-DS3234S#T&R-
Analog Devices / Maxim Integrated
Real Time Clock Extremely Accurate SPI Bus RTC with Inte
3,988 Expected 26/08/2026
Alternative Packaging
1
$13.80
10
$10.84
25
$10.10
100
$9.28
250
View
1,000
$8.46
250
$9.14
500
$8.84
1,000
$8.46
2,000
Quote
Buy
Min.: 1 Mult.: 1
Reel :1,000
Details
SPI
YY-MM-DD-dd
HH:MM:SS:hh (12 hr, 24 hr)
256 B
SO-20
Backup Switching
2 V
5.5 V
0 C
+ 70 C
DS3234S
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:
$4.21
8,000 Expected 28/09/2026
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 28/09/2026
1
$4.21
10
$3.24
25
$3.00
100
$2.74
250
View
4,000
$2.38
250
$2.62
500
$2.59
1,000
$2.46
2,000
$2.41
4,000
$2.38
Buy
Min.: 1 Mult.: 1
Reel :4,000
Details
PCA2131
AEC-Q100
Reel, Cut Tape
Real Time Clock Automotive RTC IC with 400 kHz I2C interface in TSSOP8 package.
PCA85073ADP/Q900Z
NXP Semiconductors
1:
$1.65
44,669 On Order
Mouser Part No 771-PCA85073ADPQ900Z
NXP Semiconductors
Real Time Clock Automotive RTC IC with 400 kHz I2C interface in TSSOP8 package.
44,669 On Order
View Dates
On Order:
12,169 Expected 17/08/2026
17,500 Expected 18/01/2027
15,000 Expected 15/03/2027
Factory Lead Time:
27 Weeks
1
$1.65
10
$1.21
25
$1.10
100
$0.973
250
View
2,500
$0.82
250
$0.915
500
$0.883
1,000
$0.871
2,500
$0.82
Buy
Min.: 1 Mult.: 1
Reel :2,500
Details
Serial 2-Wire, I2C
YY-MM-DD-dd
HH:MM:SS (24 hr)
TSSOP-8
No Backup Switching
900 mV
5.5 V
- 40 C
+ 105 C
PCA85073A
SMD/SMT
AEC-Q100
Reel, Cut Tape, MouseReel
Real Time Clock RTC Module with I2C or SPI interface featuring backup battery switch-over function in HLSON16 package.
PCF2131TFY
NXP Semiconductors
1:
$3.66
33,195 Expected 10/08/2026
Mouser Part No 771-PCF2131TFY
NXP Semiconductors
Real Time Clock RTC Module with I2C or SPI interface featuring backup battery switch-over function in HLSON16 package.
33,195 Expected 10/08/2026
1
$3.66
10
$2.76
25
$2.53
100
$2.28
250
View
4,000
$1.88
250
$2.15
500
$2.10
1,000
$2.04
2,000
$2.01
4,000
$1.88
Buy
Min.: 1 Mult.: 1
Reel :4,000
Details
Serial, I2C, SPI
YY-MM-DD-dd
HH:MM:SS:hh (12 hr, 24 hr)
Backup Switching
1.2 V
5.5 V
- 40 C
+ 85 C
PCF2131
SMD/SMT
Reel, Cut Tape, MouseReel
Real Time Clock REAL TIME CLK/CLNDR W/TEMP COMP 8 L
ISL12022IBZ
Renesas / Intersil
1:
$5.32
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 29/12/2026
2,940 Expected 08/01/2027
Factory Lead Time:
22 Weeks
1
$5.32
10
$4.05
25
$3.74
100
$3.39
250
View
250
$3.23
500
$3.09
980
$3.03
2,940
$2.98
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 REAL TIME CLK W/ ALARM DS1337 COMP
ISL12057IUZ-T
Renesas / Intersil
1:
$2.84
9,642 On Order
Mouser Part No 968-ISL12057IUZ-T
Renesas / Intersil
Real Time Clock REAL TIME CLK W/ ALARM DS1337 COMP
9,642 On Order
View Dates
Alternative Packaging
On Order:
4,642 Expected 27/08/2026
5,000 Expected 25/09/2026
Factory Lead Time:
22 Weeks
1
$2.84
10
$2.12
25
$1.94
100
$1.74
2,500
$1.50
5,000
View
250
$1.65
500
$1.60
1,000
$1.57
5,000
$1.47
Buy
Min.: 1 Mult.: 1
Reel :2,500
Details
I2C
YY-MM-DD-dd
HH:MM:SS (24 hr)
MSOP-8
No Backup Switching
1.8 V
3.6 V
- 40 C
+ 85 C
ISL12057
SMD/SMT
Reel, Cut Tape, MouseReel
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:
$3.17
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 11/09/2026
4,000 Expected 09/10/2026
Factory Lead Time:
12 Weeks
1
$3.17
10
$2.38
25
$2.18
100
$1.96
1,000
$1.78
2,000
View
250
$1.86
500
$1.82
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)
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:
$3.97
2,394 Expected 28/08/2026
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 28/08/2026
1
$3.97
10
$2.99
25
$2.75
100
$2.48
250
$2.45
1,000
$2.07
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:
$1.23
3,424 On Order
Mouser Part No 579-MCP79411TIMNY
Microchip Technology
Real Time Clock I2C GP RTCC 1Kb EE 64B SRAM EUI-48
3,424 On Order
View Dates
On Order:
124 Expected 24/08/2026
3,300 Expected 03/09/2026
Factory Lead Time:
12 Weeks
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:
$8.46
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 15/09/2026
2,000 Expected 22/09/2026
Factory Lead Time:
12 Weeks
1
$8.46
10
$6.55
25
$6.08
100
$5.55
1,000
$5.01
2,000
View
250
$5.31
500
$5.23
2,000
$4.87
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 2-Wire Real Time Clock IC
R2051S02-E2-F
Nisshinbo
1:
$1.73
2,000 Expected 06/10/2026
Mouser Part No 848-R2051S02E2F
Nisshinbo
Real Time Clock 2-Wire Real Time Clock IC
2,000 Expected 06/10/2026
1
$1.73
10
$1.26
25
$1.15
100
$1.02
2,000
$0.831
4,000
View
250
$0.951
500
$0.914
1,000
$0.835
4,000
$0.827
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 Real-Time Clock I2C Interface Integrated Circuit, -40 to +85 C, 16-pin QFN
AM0805AQ
Ambiq
1:
$0.69
2,869 Expected 29/09/2026
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 29/09/2026
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:
$1.58
4,000 Expected 30/10/2026
Mouser Part No 428-204291-MC01
Micro Crystal
Real Time Clock 32.768kHz I2C 20ppm 2.0x1.2x0.7 AEC-Q200
4,000 Expected 30/10/2026
1
$1.58
10
$1.16
25
$1.05
100
$0.924
1,000
$0.833
2,000
View
250
$0.868
500
$0.834
2,000
$0.804
5,000
$0.795
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:
$1.66
2,000 Expected 20/11/2026
Mouser Part No 428-8263C7328K20PTQA
Micro Crystal
Real Time Clock
2,000 Expected 20/11/2026
1
$1.66
10
$1.22
25
$1.10
100
$0.97
250
View
250
$0.911
500
$0.887
1,000
$0.874
2,000
$0.809
5,000
$0.791
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 I2C bus RTC
+1 image
M41T83SQA6F
STMicroelectronics
1:
$4.43
3,750 Expected 07/09/2026
Mouser Part No 511-M41T83SQA6F
STMicroelectronics
Real Time Clock Serial I2C bus RTC
3,750 Expected 07/09/2026
1
$4.43
10
$3.36
25
$3.09
100
$2.80
250
View
1,000
$2.50
250
$2.66
500
$2.60
1,000
$2.50
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
Real Time Clock I2C GP RTCC 64B SRAM
MCP7940NT-I/MNY
Microchip Technology
1:
$0.95
9,743 Expected 28/09/2026
Mouser Part No 579-MCP7940NT-I/MNY
Microchip Technology
Real Time Clock I2C GP RTCC 64B SRAM
9,743 Expected 28/09/2026
Buy
Min.: 1 Mult.: 1
Reel :3,300
Details
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 SAMAY A 595-BQ32002D A 595-BQ32002D A 59 A 595-BQ32002D
BQ32002DR
Texas Instruments
1:
$1.97
7,495 Expected 16/11/2026
Mouser Part No 595-BQ32002DR
Texas Instruments
Real Time Clock SAMAY A 595-BQ32002D A 595-BQ32002D A 59 A 595-BQ32002D
7,495 Expected 16/11/2026
Alternative Packaging
1
$1.97
10
$1.45
25
$1.32
100
$1.17
2,500
$0.98
5,000
View
250
$1.10
500
$1.06
1,000
$1.05
5,000
$0.958
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 I C RTC/Supervisor with Trickle Charger
DS1388Z-33+
Analog Devices / Maxim Integrated
1:
$8.68
566 Expected 21/08/2026
Mouser Part No 700-DS1388Z-33
Analog Devices / Maxim Integrated
Real Time Clock I C RTC/Supervisor with Trickle Charger
566 Expected 21/08/2026
Alternative Packaging
1
$8.68
10
$6.73
25
$6.24
100
$5.70
300
View
300
$5.42
500
$5.29
1,000
$5.15
2,500
Quote
Buy
Min.: 1 Mult.: 1
Details
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 Y2K-Compliant, Nonvolatile Timekeeping R
DS1744-70IND+
Analog Devices / Maxim Integrated
1:
$66.64
170 On Order
Mouser Part No 700-DS1744-70IND
Analog Devices / Maxim Integrated
Real Time Clock Y2K-Compliant, Nonvolatile Timekeeping R
170 On Order
View Dates
On Order:
122 Expected 18/08/2026
48 Expected 24/08/2026
Factory Lead Time:
14 Weeks
1
$66.64
12
$56.24
24
$52.93
108
$50.51
Buy
Min.: 1 Mult.: 1
Details
Parallel
YY-MM-DD-dd
HH:MM:SS (24 hr)
32 kB
EDIP-28
Integrated Battery
4.5 V
5.5 V
- 40 C
+ 85 C
DS1744
Through Hole
Tube
Real Time Clock Y2K-Compliant, Nonvolatile Timekeeping R
DS1746-70IND+
Analog Devices / Maxim Integrated
1:
$70.90
35 Expected 17/08/2026
Mouser Part No 700-DS1746-70IND
Analog Devices / Maxim Integrated
Real Time Clock Y2K-Compliant, Nonvolatile Timekeeping R
35 Expected 17/08/2026
1
$70.90
11
$58.48
22
$55.30
110
$52.49
Buy
Min.: 1 Mult.: 1
Details
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
DS1746
Through Hole
Tube
Real Time Clock Y2K-Compliant, Nonvolatile Timekeeping R
DS1746W-120+
Analog Devices / Maxim Integrated
1:
$63.36
109 On Order
Mouser Part No 700-DS1746W-120
Analog Devices / Maxim Integrated
Real Time Clock Y2K-Compliant, Nonvolatile Timekeeping R
109 On Order
View Dates
On Order:
21 Expected 25/08/2026
88 Expected 27/08/2026
Factory Lead Time:
14 Weeks
1
$63.36
11
$52.18
22
$49.25
110
$46.87
253
View
253
$46.56
506
Quote
Buy
Min.: 1 Mult.: 1
Details
Parallel
YY-MM-DD-dd
HH:MM:SS (24 hr)
128 kB
EDIP-32
Integrated Battery
2.97 V
3.63 V
0 C
+ 70 C
DS1746W
Through Hole
Tube
Real Time Clock Y2K-Compliant, Nonvolatile Timekeeping R
DS1747-70IND+
Analog Devices / Maxim Integrated
1:
$84.34
179 Expected 21/08/2026
Mouser Part No 700-DS1747-70IND
Analog Devices / Maxim Integrated
Real Time Clock Y2K-Compliant, Nonvolatile Timekeeping R
179 Expected 21/08/2026
1
$84.34
10
$69.60
30
$65.52
100
$62.25
250
View
250
Quote
Buy
Min.: 1 Mult.: 1
Details
Parallel
YY-MM-DD-dd
HH:MM:SS (24 hr)
512 kB
Integrated Battery
4.5 V
5.5 V
- 40 C
+ 85 C
DS1747
Through Hole
Tube
