Real Time Clock .9RTC BASE
1338-31DCGI8
Renesas Electronics
1:
NT$140.89
69 In Stock
6,000 Expected 1/10/2028
Mouser Part # 972-1338-31DCGI8
Renesas Electronics
Real Time Clock .9RTC BASE
69 In Stock
6,000 Expected 1/10/2028
Alternative Packaging
1
NT$140.89
10
NT$105.04
25
NT$96.08
100
NT$86.40
250
View
3,000
NT$80.30
250
NT$81.38
500
NT$80.30
3,000
NT$80.30
Buy
Min.: 1 Mult.: 1
Reel :3,000
Details
Serial 2-Wire, I2C
YY-MM-DD-dd
HH:MM:SS:hh (12 hr, 24 hr)
56 B
SOIC-8
Backup Switching
1.3 V
3.7 V
- 40 C
+ 85 C
1338
SMD/SMT
Reel, Cut Tape, MouseReel
Real Time Clock 2-Wire Real Time Clock IC
R2051L01-E2
Nisshinbo
1:
NT$57.72
79 In Stock
Mouser Part # 848-R2051L01-E2
Nisshinbo
Real Time Clock 2-Wire Real Time Clock IC
79 In Stock
1
NT$57.72
10
NT$42.30
25
NT$38.36
100
NT$35.13
3,000
NT$27.82
6,000
View
1,000
NT$27.93
6,000
NT$27.60
Buy
Min.: 1 Mult.: 1
Reel :3,000
Details
Serial 2-Wire, I2C
YY-MM-DD-dd
HH:MM:SS:hh (12 hr, 24 hr)
QFN023023-16
Backup Switching
750 mV
5.5 V
- 40 C
+ 85 C
R2051L
SMD/SMT
Reel, Cut Tape, MouseReel
Real Time Clock Real Time Clock MSOP-8 T&R 2.5K
+2 images
PT7C433833AUEX
Diodes Incorporated
1:
NT$53.06
2,103 In Stock
Factory Special Order
Mouser Part # 729-PT7C433833AUEX
Factory Special Order
Diodes Incorporated
Real Time Clock Real Time Clock MSOP-8 T&R 2.5K
2,103 In Stock
1
NT$53.06
10
NT$38.72
25
NT$35.28
100
NT$31.30
2,500
View
250
NT$29.40
500
NT$28.25
1,000
NT$27.89
2,500
NT$26.13
5,000
NT$26.10
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)
56 B
Backup Switching
2.7 V
5.5 V
- 40 C
+ 85 C
SMD/SMT
Reel, Cut Tape
Real Time Clock RX4901CE XS D0 REAL TIME CLOCK MODULE SPI-Bus 3.0V +/-3ppm 2k TR
RX4901CE XS D06
Epson Timing
1:
NT$212.59
1,922 In Stock
Mouser Part # 732-RX4901CEXSD06
Epson Timing
Real Time Clock RX4901CE XS D0 REAL TIME CLOCK MODULE SPI-Bus 3.0V +/-3ppm 2k TR
1,922 In Stock
1
NT$212.59
10
NT$162.40
25
NT$149.85
100
NT$136.23
250
View
2,000
NT$116.51
250
NT$129.42
500
NT$126.55
1,000
NT$125.83
2,000
NT$116.51
4,000
Quote
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 Low Power High Stability 5 ppm -40 +85 C I C Real Time Clock 3.2 x 2.5 mm
ECS-RTC-3225-5699HS-TR
ECS
1:
NT$203.27
783 In Stock
Mouser Part # 520-RTC-32255699HSTR
ECS
Real Time Clock Low Power High Stability 5 ppm -40 +85 C I C Real Time Clock 3.2 x 2.5 mm
783 In Stock
1
NT$203.27
10
NT$155.23
25
NT$143.04
100
NT$129.78
1,000
NT$118.31
2,000
View
250
NT$129.06
500
NT$127.63
2,000
NT$116.87
Buy
Min.: 1 Mult.: 1
Reel :1,000
Details
I2C
YY-MM-DD
HH:MM:SS (24 hr)
Backup Switching
1.6 V
5 V
- 40 C
+ 85 C
SMD/SMT
Reel, Cut Tape, MouseReel
Real Time Clock Low-Current I C RTCs for High-ESR Crystals
DS1341T+T&R
Analog Devices / Maxim Integrated
1:
NT$163.12
156 In Stock
Mouser Part # 700-DS1341T+T&R
Analog Devices / Maxim Integrated
Real Time Clock Low-Current I C RTCs for High-ESR Crystals
156 In Stock
Alternative Packaging
1
NT$163.12
10
NT$123.32
25
NT$113.29
100
NT$102.53
2,500
NT$102.53
Buy
Min.: 1 Mult.: 1
Max.: 156
Reel :2,500
Details
Serial 2-Wire, I2C
YY-MM-DD-dd
HH:MM:SS:hh (12 hr, 24 hr)
TDFN-EP-8
No Backup Switching
1.8 V
5.5 V
- 40 C
+ 85 C
DS1341T
SMD/SMT
Reel, Cut Tape, MouseReel
Real Time Clock RX-4045SA:AA0 PURE SN 5+/-5PPM 1K T/R
360°
+4 images
RX-4045SAAA0 PURE SN
Epson Timing
1:
NT$168.50
1,516 In Stock
Mouser Part # 732-R4045SAAA0PURESN
Epson Timing
Real Time Clock RX-4045SA:AA0 PURE SN 5+/-5PPM 1K T/R
1,516 In Stock
1
NT$168.50
10
NT$127.63
25
NT$117.23
100
NT$106.12
1,000
NT$97.51
2,000
View
250
NT$103.61
500
NT$101.46
2,000
NT$88.19
Buy
Min.: 1 Mult.: 1
Reel :1,000
Details
Serial 4-Wire
YY-MM-DD-dd
HH:MM:SS (24 hr)
No Backup Switching
1.7 V
5.5 V
- 40 C
+ 85 C
SMD/SMT
Reel, Cut Tape
Real Time Clock RX-4045SA:AA3 PURE SN 5+/-5PPM 250 T/R
RX-4045SAAA3 PURE SN
Epson Timing
1:
NT$343.08
915 In Stock
Mouser Part # 732-RX-4045SA:AA3S
Epson Timing
Real Time Clock RX-4045SA:AA3 PURE SN 5+/-5PPM 250 T/R
915 In Stock
1
NT$343.08
10
NT$267.08
25
NT$227.29
100
NT$211.87
250
NT$202.19
500
View
500
NT$200.76
2,500
Quote
Buy
Min.: 1 Mult.: 1
Reel :250
Details
Serial 4-Wire
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-4045SA
SMD/SMT
Reel, Cut Tape, MouseReel
Real Time Clock REAL TIME CLOCK 3.0V 5+/-23PPM 1K TR
360°
+3 images
RX6110SA:B0 PURE SN
Epson Timing
1:
NT$58.44
1,399 In Stock
Mouser Part # 732-RX6110SAB0PURESN
Epson Timing
Real Time Clock REAL TIME CLOCK 3.0V 5+/-23PPM 1K TR
1,399 In Stock
Alternative Packaging
1
NT$58.44
10
NT$47.68
25
NT$45.17
100
NT$42.66
1,000
NT$41.94
5,000
View
500
NT$42.30
5,000
NT$41.59
Buy
Min.: 1 Mult.: 1
Reel :1,000
Details
Serial, I2C, SPI
YY-MM-DD-dd
HH:MM:SS (24 hr)
16 B
Backup Switching
1.6 V
5.5 V
- 40 C
+ 85 C
RX6110SA
SMD/SMT
Reel, Cut Tape, MouseReel
Real Time Clock 32.768kHz 5ppm I2C-Bus
+2 images
RX8130CE B0
Epson Timing
1:
NT$49.83
6,784 In Stock
16,000 Expected 11/3/2026
Mouser Part # 732-RX8130CEB0
Epson Timing
Real Time Clock 32.768kHz 5ppm I2C-Bus
6,784 In Stock
16,000 Expected 11/3/2026
Alternative Packaging
1
NT$49.83
10
NT$35.85
25
NT$32.44
100
NT$28.68
1,000
NT$24.59
5,000
View
250
NT$26.85
500
NT$24.63
5,000
NT$24.23
Buy
Min.: 1 Mult.: 1
Reel :1,000
Details
Serial 2-Wire, I2C
YY-MM-DD-dd
HH:MM:SS (24 hr)
Backup Switching
1.25 V
5.5 V
- 40 C
+ 85 C
RX8130CE
SMD/SMT
Reel, Cut Tape, MouseReel
Real Time Clock I2C-BUS RTC +/-5.0PPM-40 85C 10 PIN 1K T/R
RX8900CE:UB0
Epson Timing
1:
NT$103.97
1,336 In Stock
Mouser Part # 732-RX8900CE:UB0
Epson Timing
Real Time Clock I2C-BUS RTC +/-5.0PPM-40 85C 10 PIN 1K T/R
1,336 In Stock
Alternative Packaging
1
NT$103.97
10
NT$77.44
25
NT$70.98
100
NT$63.81
1,000
NT$56.28
2,000
View
250
NT$60.23
500
NT$58.08
2,000
NT$51.62
5,000
NT$50.91
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
RX8900CE
SMD/SMT
Reel, Cut Tape, MouseReel
Real Time Clock 32.768kHz-DTCXO 3.4ppm I2C-Bus
RX8900CE UA3
Epson Timing
1:
NT$350.61
914 In Stock
Mouser Part # 732-RX8900CEUA3
Epson Timing
Real Time Clock 32.768kHz-DTCXO 3.4ppm I2C-Bus
914 In Stock
Alternative Packaging
1
NT$350.61
10
NT$273.18
25
NT$253.46
100
NT$231.59
250
NT$220.12
500
View
500
NT$214.02
1,000
NT$209.72
2,500
Quote
Buy
Min.: 1 Mult.: 1
Reel :250
Details
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 Clock VCXO
PT7C433833AZEEX
Diodes Incorporated
1:
NT$52.70
1,477 In Stock
Factory Special Order
Mouser Part # 729-PT7C433833AZEEX
Factory Special Order
Diodes Incorporated
Real Time Clock Clock VCXO
1,477 In Stock
1
NT$52.70
10
NT$38.00
25
NT$34.34
100
NT$30.33
3,000
View
250
NT$28.43
500
NT$27.28
1,000
NT$26.06
3,000
NT$25.31
6,000
NT$24.95
Buy
Min.: 1 Mult.: 1
Reel :3,000
Details
I2C
YY-MM-DD-dd
HH:MM:SS:hh (12 hr, 24 hr)
56 B
TDFN-8
Backup Switching
2.7 V
5.5 V
- 40 C
+ 85 C
SMD/SMT
Reel, Cut Tape
Real Time Clock Real Time Clock
PT7C4363BWEX
Diodes Incorporated
1:
NT$44.10
1,769 In Stock
Factory Special Order
Mouser Part # 729-PT7C4363BWEX
Factory Special Order
Diodes Incorporated
Real Time Clock Real Time Clock
1,769 In Stock
1
NT$44.10
10
NT$31.73
25
NT$28.72
100
NT$25.35
2,500
View
250
NT$23.77
500
NT$22.80
1,000
NT$21.80
2,500
NT$21.15
5,000
NT$20.65
Buy
Min.: 1 Mult.: 1
Reel :2,500
Details
I2C
YY-MM-DD-dd
HH:MM:SS (24 hr)
SOIC-8
No Backup Switching
1.3 V
5.5 V
- 40 C
+ 85 C
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:
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
42 In Stock
1,000 Expected 10/5/2026
Mouser Part # 732-RX-8025SA:AA0
Epson Timing
Real Time Clock I2C Bus 5 +/-23ppm
42 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
29 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
29 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 REAL TIME CLOCK 0+/-5PPM (SOP 14 PIN) 1K TR
360°
+3 images
RX-8025SA:AC0
Epson Timing
1:
NT$148.42
439 In Stock
Mouser Part # 732-RX-8025SA:AC0
Epson Timing
Real Time Clock REAL TIME CLOCK 0+/-5PPM (SOP 14 PIN) 1K TR
439 In Stock
1
NT$148.42
10
NT$111.85
25
NT$102.89
100
NT$84.25
1,000
NT$82.10
2,000
View
250
NT$83.17
2,000
NT$79.95
5,000
NT$73.49
Buy
Min.: 1 Mult.: 1
Reel :1,000
I2C
YY-MM-DD-dd
HH:MM:SS (24 hr)
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
Mouser Part # 732-RX-8035SA:B3
Epson Timing
Real Time Clock 3.0Volt -40 to 85C I2C BUS
216 In Stock
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 I2C-BUS RTC +/-5.0PPM-30 70C SOP-14 PIN 250TR
RX-8803SA:UB3 PURE SN
Epson Timing
1:
NT$164.19
1 In Stock
1,000 Expected 8/25/2026
Mouser Part # 732-RX-8803SAUB3
Epson Timing
Real Time Clock I2C-BUS RTC +/-5.0PPM-30 70C SOP-14 PIN 250TR
1 In Stock
1,000 Expected 8/25/2026
Alternative Packaging
1
NT$164.19
10
NT$123.68
25
NT$113.64
100
NT$102.53
250
NT$100.74
500
View
500
NT$96.44
1,000
NT$89.27
2,500
NT$87.47
5,000
Quote
Buy
Min.: 1 Mult.: 1
Reel :250
Details
I2C
YY-MM-DD-dd
HH:MM:SS (24 hr)
SOP-14
No Backup Switching
1.6 V
5.5 V
- 40 C
+ 85 C
RX-8803SA
SMD/SMT
Reel, Cut Tape
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
1,308 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
1,308 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
420 In Stock
Mouser Part # 732-RX8111CEA3
Epson Timing
Real Time Clock RX8111CE:A3 REAL TIME CLOCK I2C-BUS 3.0V 11.5PPM 250TR
420 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
218 In Stock
92,000 On Order
Mouser Part # 732-RX8130CEB6
Epson Timing
Real Time Clock RX8130CE:B6 REAL TIME CLOCK +/-23PPM 2K TR
218 In Stock
92,000 On Order
View Dates
On Order:
80,000 Expected 8/26/2026
12,000 Expected 8/28/2026
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
Taiwan
