Real Time Clock RX4901CE XB D0 REAL TIME CLOCK MODULE SPI-Bus 3.0V +/-5ppm 2k TR
RX4901CE XB D06
Epson Timing
1:
NT$161.68
238 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
238 In Stock
1
NT$161.68
10
NT$122.25
25
NT$112.21
100
NT$101.46
2,000
NT$84.61
4,000
View
250
NT$96.44
500
NT$95.00
1,000
NT$91.78
4,000
NT$83.89
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 5 +/-23ppm
RX-8025SA:AA0
Epson Timing
1:
NT$149.14
3 In Stock
1,000 Expected 10/5/2026
Mouser Part # 732-RX-8025SA:AA0
Epson Timing
Real Time Clock I2C Bus 5 +/-23ppm
3 In Stock
1,000 Expected 10/5/2026
Alternative Packaging
1
NT$149.14
10
NT$112.93
25
NT$103.61
100
NT$93.93
250
View
1,000
NT$83.89
250
NT$87.47
500
NT$86.76
1,000
NT$83.89
Buy
Min.: 1 Mult.: 1
Reel :1,000
Details
I2C
YY-MM-DD-dd
HH:MM:SS (24 hr)
SOP-14
No Backup Switching
1.7 V
5.5 V
- 40 C
+ 85 C
RX-8025SA
SMD/SMT
Reel, Cut Tape, MouseReel
Real Time Clock 32.768KHz 3.0Volts 5+/-5ppm -40C +85C
RX-8025SA:AA3
Epson Timing
1:
NT$308.31
112 In Stock
500 Expected 11/10/2026
Mouser Part # 732-RX-8025SA:AA3
Epson Timing
Real Time Clock 32.768KHz 3.0Volts 5+/-5ppm -40C +85C
112 In Stock
500 Expected 11/10/2026
Alternative Packaging
1
NT$308.31
10
NT$239.12
25
NT$221.91
100
NT$185.70
250
NT$177.10
Buy
Min.: 1 Mult.: 1
Reel :250
Details
I2C
YY-MM-DD-dd
HH:MM:SS (24 hr)
SOP-14
No Backup Switching
1.7 V
5.5 V
- 40 C
+ 85 C
RX-8025SA
SMD/SMT
Reel, Cut Tape, MouseReel
Real Time Clock 3.0Volt -40 to 85C I2C BUS
RX-8035SA:B3 PURE SN
Epson Timing
1:
NT$258.12
216 In Stock
250 Expected 12/30/2026
Mouser Part # 732-RX-8035SA:B3
Epson Timing
Real Time Clock 3.0Volt -40 to 85C I2C BUS
216 In Stock
250 Expected 12/30/2026
1
NT$258.12
10
NT$198.25
25
NT$183.19
100
NT$167.06
250
NT$158.82
500
View
500
NT$153.08
1,000
NT$150.21
2,500
NT$149.14
5,000
Quote
Buy
Min.: 1 Mult.: 1
Reel :250
Details
I2C
YY-MM-DD-dd
HH:MM:SS (24 hr)
SOP-14
Backup Switching
2.4 V
5.5 V
- 40 C
+ 85 C
RX-8035SA
SMD/SMT
Reel, Cut Tape, MouseReel
Real Time Clock RX4111CE:B6 REAL TIME CLOCK SPI-BUS 3.0V 23PPM 2K TR
+2 images
RX4111CE B6
Epson Timing
1:
NT$69.19
1,358 In Stock
4,000 Expected 12/14/2026
Mouser Part # 732-RX4111CEB6
Epson Timing
Real Time Clock RX4111CE:B6 REAL TIME CLOCK SPI-BUS 3.0V 23PPM 2K TR
1,358 In Stock
4,000 Expected 12/14/2026
1
NT$69.19
10
NT$50.91
25
NT$46.25
100
NT$41.23
2,000
NT$34.85
4,000
View
250
NT$38.72
500
NT$37.28
1,000
NT$36.93
4,000
NT$34.06
Buy
Min.: 1 Mult.: 1
Reel :2,000
Details
Serial 4-Wire, SPI
Backup Switching
1.6 V
5.5 V
- 40 C
+ 85 C
RTC
SMD/SMT
Reel, Cut Tape, MouseReel
Real Time Clock RX4901CE XB C0 REAL TIME CLOCK MODULE SPI-Bus 3.0V +/-5ppm 2k TR
RX4901CE XB C06
Epson Timing
1:
NT$161.33
16 In Stock
Mouser Part # 732-RX4901CEXBC06
Epson Timing
Real Time Clock RX4901CE XB C0 REAL TIME CLOCK MODULE SPI-Bus 3.0V +/-5ppm 2k TR
16 In Stock
1
NT$161.33
10
NT$121.53
25
NT$111.85
100
NT$101.10
2,000
NT$87.12
4,000
View
250
NT$95.72
500
NT$95.00
1,000
NT$89.27
4,000
NT$84.96
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 RX8111CE:A3 REAL TIME CLOCK I2C-BUS 3.0V 11.5PPM 250TR
RX8111CE A3
Epson Timing
1:
NT$144.83
468 In Stock
Mouser Part # 732-RX8111CEA3
Epson Timing
Real Time Clock RX8111CE:A3 REAL TIME CLOCK I2C-BUS 3.0V 11.5PPM 250TR
468 In Stock
1
NT$144.83
10
NT$112.57
25
NT$103.25
100
NT$93.21
250
NT$88.55
500
View
500
NT$84.25
1,000
NT$77.79
2,500
NT$76.00
5,000
NT$75.29
Buy
Min.: 1 Mult.: 1
Reel :250
Details
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 32.768kHz 5ppm I2C-Bus
RX8130CE B3
Epson Timing
1:
NT$101.10
97 In Stock
4,500 On Order
Mouser Part # 732-RX8130CEB3
Epson Timing
Real Time Clock 32.768kHz 5ppm I2C-Bus
97 In Stock
4,500 On Order
View Dates
Alternative Packaging
On Order:
1,750 Expected 9/4/2026
2,750 Expected 10/5/2026
Factory Lead-Time:
20 Weeks
1
NT$101.10
10
NT$75.29
25
NT$69.19
100
NT$62.02
250
NT$59.15
500
View
500
NT$56.28
1,000
NT$54.13
2,500
NT$52.34
5,000
NT$51.98
Buy
Min.: 1 Mult.: 1
Reel :250
Details
Serial 2-Wire, I2C
YY-MM-DD-dd
HH:MM:SS (24 hr)
Backup Switching
1.25 V
5.5 V
- 40 C
+ 85 C
RX8130CE
SMD/SMT
Reel, Cut Tape, MouseReel
Real Time Clock RX8130CE:B6 REAL TIME CLOCK +/-23PPM 2K TR
RX8130CE B6
Epson Timing
1:
NT$49.83
20 In Stock
94,000 On Order
Mouser Part # 732-RX8130CEB6
Epson Timing
Real Time Clock RX8130CE:B6 REAL TIME CLOCK +/-23PPM 2K TR
20 In Stock
94,000 On Order
View Dates
On Order:
12,000 Expected 8/28/2026
82,000 Expected 8/31/2026
Factory Lead-Time:
20 Weeks
1
NT$49.83
10
NT$35.85
25
NT$32.44
100
NT$28.68
2,000
NT$23.59
4,000
View
250
NT$26.85
500
NT$25.78
1,000
NT$25.17
4,000
NT$23.34
Buy
Min.: 1 Mult.: 1
Reel :2,000
Details
I2C
YY-MM-DD-dd
HH:MM:SS (24 hr)
Backup Switching
1.25 V
5.5 V
- 40 C
+ 85 C
RX8130CE
SMD/SMT
Reel, Cut Tape, MouseReel
Real Time Clock 5+/-23PPM REAL TIME CLOCK 1K TR
360°
+4 images
RX-8571SA:B0 PURE SN
Epson Timing
1:
NT$111.85
212 In Stock
Mouser Part # 732-RX8571SAB0PURESN
Epson Timing
Real Time Clock 5+/-23PPM REAL TIME CLOCK 1K TR
212 In Stock
Alternative Packaging
1
NT$111.85
10
NT$86.04
25
NT$79.23
100
NT$72.06
1,000
NT$62.74
2,000
View
250
NT$68.47
500
NT$65.96
2,000
NT$60.95
5,000
NT$60.23
Buy
Min.: 1 Mult.: 1
Reel :1,000
Details
I2C
YY-MM-DD-dd
HH:MM:SS (24 hr)
16 B
No Backup Switching
1.6 V
5.5 V
- 40 C
+ 85 C
RX-8571SA
SMD/SMT
Reel, Cut Tape, MouseReel
Real Time Clock 1.6-5.5V
RX8804CE:XA3
Epson Timing
1:
NT$378.58
7 In Stock
250 Expected 10/19/2026
Mouser Part # 732-RX8804CE:XA3
Epson Timing
Real Time Clock 1.6-5.5V
7 In Stock
250 Expected 10/19/2026
1
NT$378.58
10
NT$294.69
25
NT$263.50
100
NT$259.55
250
NT$220.48
2,500
Quote
2,500
Quote
Buy
Min.: 1 Mult.: 1
Reel :250
Details
I2C
YY-MM-DD-dd
HH:MM:SS (24 hr)
No Backup Switching
1.6 V
5.5 V
- 40 C
+ 105 C
RX8804CE
SMD/SMT
Reel, Cut Tape, MouseReel
Real Time Clock 32.768kHz +/-5ppm -40C +85C
RX8900CE:UB3
Epson Timing
1:
NT$205.06
172 In Stock
Mouser Part # 732-RX8900CE:UB3
Epson Timing
Real Time Clock 32.768kHz +/-5ppm -40C +85C
172 In Stock
Alternative Packaging
1
NT$205.06
10
NT$156.66
25
NT$144.48
100
NT$120.81
250
NT$110.42
1,000
View
1,000
NT$109.70
2,500
NT$108.27
Buy
Min.: 1 Mult.: 1
Reel :250
Details
Serial 2-Wire, I2C
YY-MM-DD-dd
HH:MM:SS (24 hr)
Backup Switching
2.5 V
5.5 V
- 40 C
+ 85 C
RX8900CE
SMD/SMT
Reel, Cut Tape, MouseReel
Real Time Clock 32.768kHz-DTCXO 5ppm I2C-Bus
360°
+3 images
RX8900SA UB0 PURE SN
Epson Timing
1:
NT$109.34
545 In Stock
Mouser Part # 732-RX8900SAUB0SN
Epson Timing
Real Time Clock 32.768kHz-DTCXO 5ppm I2C-Bus
545 In Stock
1
NT$109.34
10
NT$81.74
25
NT$74.57
100
NT$67.04
1,000
NT$57.36
2,000
View
250
NT$63.45
500
NT$63.10
2,000
NT$55.93
5,000
NT$54.49
Buy
Min.: 1 Mult.: 1
Reel :1,000
Details
I2C
YY-MM-DD-dd
HH:MM:SS (24 hr)
Backup Switching
2.5 V
5.5 V
- 40 C
+ 85 C
RX8900SA
SMD/SMT
Reel, Cut Tape, MouseReel
Real Time Clock 32.768kHz-DTCXO 5ppm I2C-Bus
360°
+4 images
RX8900SA UB3 PURE SN
Epson Timing
1:
NT$219.40
117 In Stock
Mouser Part # 732-RX8900SAUB3SN
Epson Timing
Real Time Clock 32.768kHz-DTCXO 5ppm I2C-Bus
117 In Stock
1
NT$219.40
10
NT$168.14
25
NT$155.59
100
NT$141.61
250
NT$134.44
500
View
500
NT$126.91
1,000
NT$124.76
2,500
NT$121.89
5,000
Quote
Buy
Min.: 1 Mult.: 1
Reel :250
Details
Serial 2-Wire, I2C
YY-MM-DD-dd
HH:MM:SS (24 hr)
Backup Switching
2.5 V
5.5 V
- 40 C
+ 85 C
RX8900SA
SMD/SMT
Reel, Cut Tape, MouseReel
Real Time Clock RX8901CE XS B0 REAL TIME CLOCK MODULE I2C-Bus 3.0V +/-3ppm 2k TR
RX8901CE XS B06
Epson Timing
1:
NT$216.18
40 In Stock
2,000 Expected 10/21/2026
Mouser Part # 732-RX8901CEXSB06
Epson Timing
Real Time Clock RX8901CE XS B0 REAL TIME CLOCK MODULE I2C-Bus 3.0V +/-3ppm 2k TR
40 In Stock
2,000 Expected 10/21/2026
1
NT$216.18
10
NT$165.63
25
NT$153.08
100
NT$136.23
250
NT$131.21
2,000
NT$122.61
Buy
Min.: 1 Mult.: 1
Reel :2,000
Details
I2C
YY-MM-DD-dd
HH:MM:SS (24 hr)
No Backup Switching
1.6 V
5.5 V
- 40 C
+ 105 C
RX8901CE
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:
NT$97.15
93,048 On Order
Mouser Part # 428-202677-MG01
Micro Crystal
Real Time Clock 32.768 kHz +/-3 PPM I2C -40/+85C
93,048 On Order
View Dates
On Order:
49,048 Expected 8/14/2026
44,000 Expected 10/23/2026
Factory Lead-Time:
12 Weeks
1
NT$97.15
10
NT$72.42
25
NT$66.32
100
NT$59.51
1,000
NT$51.98
2,000
View
250
NT$56.28
500
NT$54.85
2,000
NT$50.55
5,000
NT$49.47
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. 6ppm AEC
RV-3129-C3 32.768kHz OPTION A TB QA
Micro Crystal
1:
NT$151.65
15,976 Expected 9/16/2026
Mouser Part # 428-203618-MG01
Micro Crystal
Real Time Clock 32.768kHz I2C Time Acc. 6ppm AEC
15,976 Expected 9/16/2026
1
NT$151.65
10
NT$114.72
25
NT$105.76
100
NT$95.36
1,000
NT$88.19
2,000
View
250
NT$90.70
500
NT$89.27
2,000
NT$85.68
Buy
Min.: 1 Mult.: 1
Reel :1,000
Details
I2C
YY-MM-DD-dd
HH:MM:SS (24 hr)
8 B
Backup Switching
1.3 V
5.5 V
- 40 C
+ 125 C
RV-3129
SMD/SMT
Reel, Cut Tape, MouseReel
Real Time Clock
RV-8263-C7-32.768KHZ-20PPM-TA-QC
Micro Crystal
1:
NT$55.57
22,988 Expected 11/20/2026
Mouser Part # 428-8263C7328K20PTQC
Micro Crystal
Real Time Clock
22,988 Expected 11/20/2026
1
NT$55.57
10
NT$40.51
25
NT$36.93
100
NT$32.62
1,000
NT$29.43
2,000
View
250
NT$30.65
500
NT$29.83
2,000
NT$28.03
5,000
NT$27.50
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 32.768 kHz +/-3 PPM I2C -40/+85C
RV-8803-C7-32.768k-3PPM-TA-QA
Micro Crystal
1:
NT$110.06
20,000 On Order
Mouser Part # 428-203035-MG01
Micro Crystal
Real Time Clock 32.768 kHz +/-3 PPM I2C -40/+85C
20,000 On Order
1
NT$110.06
10
NT$82.10
25
NT$75.29
100
NT$67.40
1,000
NT$58.79
2,000
View
250
NT$63.81
500
NT$62.38
2,000
NT$57.00
5,000
NT$55.93
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 2.0-5.5V 512 (64x8)
M41T81SM6F
STMicroelectronics
1:
NT$101.46
19,495 On Order
Mouser Part # 511-M41T81SM6F
STMicroelectronics
Real Time Clock 2.0-5.5V 512 (64x8)
19,495 On Order
View Dates
Alternative Packaging
On Order:
11,995 Expected 9/3/2026
7,500 Expected 7/19/2027
Factory Lead-Time:
30 Weeks
1
NT$101.46
10
NT$76.72
25
NT$70.98
100
NT$64.53
250
View
2,500
NT$55.21
250
NT$61.30
500
NT$59.87
1,000
NT$57.36
2,500
NT$55.21
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:
NT$158.10
9,800 On Order
Mouser Part # 511-M41T83RQA6F
STMicroelectronics
Real Time Clock Battery Swtchovr-RTC
9,800 On Order
View Dates
On Order:
1,800 Expected 12/28/2026
8,000 Expected 1/11/2027
Factory Lead-Time:
30 Weeks
1
NT$158.10
10
NT$119.38
25
NT$109.70
100
NT$98.95
250
View
1,000
NT$84.25
250
NT$93.93
500
NT$93.21
1,000
NT$84.25
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:
NT$195.74
7,972 On Order
Mouser Part # 511-M41T94MQ6F
STMicroelectronics
Real Time Clock Serial 512 (64x8)
7,972 On Order
View Dates
On Order:
2,972 Expected 8/31/2026
5,000 Expected 4/28/2027
Factory Lead-Time:
30 Weeks
1
NT$195.74
10
NT$147.34
25
NT$135.15
100
NT$121.53
250
View
2,500
NT$111.14
250
NT$115.80
500
NT$112.57
1,000
NT$111.14
2,500
NT$111.14
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:
NT$72.42
14,995 On Order
Mouser Part # 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 11/16/2026
7,500 Expected 1/7/2027
Factory Lead-Time:
16 Weeks
1
NT$72.42
10
NT$53.06
25
NT$48.40
100
NT$43.02
2,500
NT$36.21
5,000
View
250
NT$40.51
500
NT$39.08
1,000
NT$38.72
5,000
NT$35.53
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 Extremely Accurate SPI Bus RTC with Inte
DS3234S#T&R
Analog Devices / Maxim Integrated
1:
NT$543.49
3,988 Expected 8/26/2026
Mouser Part # 700-DS3234S#T&R-
Analog Devices / Maxim Integrated
Real Time Clock Extremely Accurate SPI Bus RTC with Inte
3,988 Expected 8/26/2026
Alternative Packaging
1
NT$543.49
10
NT$425.54
25
NT$396.14
100
NT$363.52
250
View
1,000
NT$331.25
250
NT$360.29
500
NT$339.14
1,000
NT$331.25
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 I2C-BUS RTC +/-5.0PPM-40 85C VSOJ-12 PIN 1K TR
+2 images
RX-8803LC:UB0 PURE SN
Epson Timing
1:
NT$201.84
98 In Stock
Mouser Part # 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
NT$201.84
10
NT$153.80
25
NT$141.97
100
NT$128.70
1,000
NT$111.49
2,000
View
250
NT$122.61
500
NT$119.74
2,000
NT$109.70
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
Taiwan
