Real Time Clock RTC IC with 400 kHz I2C interface in SO8 package.
+2 images
PCF85063AT/AY
NXP Semiconductors
1:
$1.30
33,880 Expected 2026-08-17
Mouser Part # 771-PCF85063AT/AY
NXP Semiconductors
Real Time Clock RTC IC with 400 kHz I2C interface in SO8 package.
33,880 Expected 2026-08-17
Alternative Packaging
1
$1.30
10
$0.926
25
$0.834
100
$0.733
2,500
$0.599
5,000
View
250
$0.683
500
$0.652
1,000
$0.626
5,000
$0.553
Buy
Min.: 1 Mult.: 1
Reel :2,500
Details
I2C
YY-MM-DD-dd
HH:MM:SS:hh (12 hr, 24 hr)
SOIC-8
No Backup Switching
900 mV
5.5 V
- 40 C
+ 85 C
PCF85063A
SMD/SMT
Reel, Cut Tape, MouseReel
Real Time Clock REAL TIME CLK/CLNDR W/TEMP COMP 8 L
ISL12022IBZ-T
Renesas / Intersil
1:
$7.52
2,467 Expected 2027-01-12
Mouser Part # 968-ISL12022IBZ-T
Renesas / Intersil
Real Time Clock REAL TIME CLK/CLNDR W/TEMP COMP 8 L
2,467 Expected 2027-01-12
Alternative Packaging
1
$7.52
10
$5.72
25
$5.27
100
$4.78
250
View
2,500
$4.42
250
$4.55
500
$4.44
2,500
$4.42
Buy
Min.: 1 Mult.: 1
Reel :2,500
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
Reel, Cut Tape, MouseReel
Real Time Clock REAL TIME CLK/CLNDR W/TEMP COMP 8 L
ISL12022IBZ-T7A
Renesas / Intersil
1:
$7.52
2,250 Expected 2026-08-24
Mouser Part # 968-ISL12022IBZ-T7A
Renesas / Intersil
Real Time Clock REAL TIME CLK/CLNDR W/TEMP COMP 8 L
2,250 Expected 2026-08-24
Alternative Packaging
1
$7.52
10
$5.72
25
$5.27
100
$5.10
250
$4.32
1,000
View
1,000
$4.31
2,500
$4.25
5,000
Quote
Buy
Min.: 1 Mult.: 1
Reel :250
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
Reel, Cut Tape, MouseReel
Real Time Clock REAL TIME CLK ENHANC CD ESD & MOISTURESIS
ISL12022MAIBZ
Renesas / Intersil
1:
$10.83
760 Expected 2026-08-17
Mouser Part # 968-ISL12022MAIBZ
Renesas / Intersil
Real Time Clock REAL TIME CLK ENHANC CD ESD & MOISTURESIS
760 Expected 2026-08-17
Alternative Packaging
1
$10.83
10
$8.35
25
$7.63
100
$6.98
250
View
250
$6.58
500
$6.44
760
$6.26
2,280
$6.11
Buy
Min.: 1 Mult.: 1
Details
Serial 2-Wire, I2C
YY-MM-DD-dd
HH:MM:SS (24 hr)
128 B
SOIC-20
Backup Switching
2.7 V
5.5 V
- 40 C
+ 85 C
ISL12022
SMD/SMT
Tube
Real Time Clock REAL TIME CLK ENHANC CD ESD & MOISTURESIS
ISL12022MAIBZ-T
Renesas / Intersil
1:
$10.83
900 Expected 2026-08-18
Mouser Part # 968-ISL12022MAIBZ-T
Renesas / Intersil
Real Time Clock REAL TIME CLK ENHANC CD ESD & MOISTURESIS
900 Expected 2026-08-18
Alternative Packaging
1
$10.83
10
$8.35
25
$7.73
100
$7.06
1,000
$6.34
2,000
View
250
$6.62
2,000
$6.12
5,000
Quote
Buy
Min.: 1 Mult.: 1
Reel :1,000
Details
Serial 2-Wire, I2C
YY-MM-DD-dd
HH:MM:SS (24 hr)
128 B
SOIC-20
Backup Switching
2.7 V
5.5 V
- 40 C
+ 85 C
ISL12022
SMD/SMT
Reel, Cut Tape, MouseReel
Real Time Clock .9RTC BASE
1338-31DCGI
Renesas Electronics
1:
$5.28
2,336 On Order
Mouser Part # 972-1338-31DCGI
Renesas Electronics
Real Time Clock .9RTC BASE
2,336 On Order
Alternative Packaging
Buy
Min.: 1 Mult.: 1
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
Tube
Real Time Clock Real Time Clock
+1 image
1339-31DVGI8
Renesas Electronics
1:
$4.42
2,500 Expected 2027-07-12
Mouser Part # 972-1339-31DVGI8
Renesas Electronics
Real Time Clock Real Time Clock
2,500 Expected 2027-07-12
Alternative Packaging
1
$4.42
10
$3.33
25
$3.04
100
$2.74
2,500
$2.65
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)
TSSOP-8
Backup Switching
1.3 V
3.7 V
- 40 C
+ 85 C
1339
SMD/SMT
Reel, Cut Tape
Real Time Clock 256K (32Kx8) 70ns
M48T37Y-70MH1F
STMicroelectronics
1:
$32.03
28 In Stock
Mouser Part # 511-M48T37Y-70MH1F
STMicroelectronics
Real Time Clock 256K (32Kx8) 70ns
28 In Stock
1
$32.03
10
$25.37
25
$23.72
100
$21.90
250
View
936
$20.51
250
$20.88
500
$20.51
936
$20.51
Buy
Min.: 1 Mult.: 1
Reel :936
Details
Parallel
YY-MM-DD-dd
HH:MM:SS (24 hr)
256 kB
SOIC-44
Backup Switching
4.5 V
5.5 V
0 C
+ 70 C
M48T37Y
SMD/SMT
Reel, Cut Tape, MouseReel
Real Time Clock 4096k NV SRAM with Phantom Clock
DS1251WP-120+
Analog Devices / Maxim Integrated
1:
$108.85
22 Expected 2026-09-07
Mouser Part # 700-DS1251WP-120
Analog Devices / Maxim Integrated
Real Time Clock 4096k NV SRAM with Phantom Clock
22 Expected 2026-09-07
1
$108.85
10
$89.91
25
$82.67
120
$82.66
520
View
520
Quote
Buy
Min.: 1 Mult.: 1
Details
Parallel
YY-MM-DD-dd
HH:MM:SS:hh (12 hr, 24 hr)
512 kB
PowerCap Module-34
Backup Switching
2.97 V
3.63 V
0 C
+ 70 C
DS1251WP
SMD/SMT
Tray
Real Time Clock Low-Current I C RTC with 56-Byte NV RAM
+2 images
DS1308U-18+
Analog Devices / Maxim Integrated
1:
$8.41
146 Expected 2026-09-21
Mouser Part # 700-DS1308U-18+
Analog Devices / Maxim Integrated
Real Time Clock Low-Current I C RTC with 56-Byte NV RAM
146 Expected 2026-09-21
Alternative Packaging
1
$8.41
10
$6.42
50
$5.73
100
$5.36
250
View
250
$5.10
500
$4.95
1,000
$4.88
2,500
$4.80
Buy
Min.: 1 Mult.: 1
Details
I2C
YY-MM-DD-dd
HH:MM:SS:hh (12 hr, 24 hr)
56 B
uSOP-8
Backup Switching
1.71 V
5.5 V
- 40 C
+ 85 C
DS1308U
SMD/SMT
Tube
Real Time Clock I C, 32-Bit, Binary Counter Clock with 64-Bit ID
+2 images
DS1372U+
Analog Devices / Maxim Integrated
1:
$7.11
223 Expected 2026-10-14
Mouser Part # 700-DS1372U
Analog Devices / Maxim Integrated
Real Time Clock I C, 32-Bit, Binary Counter Clock with 64-Bit ID
223 Expected 2026-10-14
Alternative Packaging
1
$7.11
10
$5.54
50
$4.71
100
$4.44
250
View
250
$4.20
500
$4.18
1,000
$3.93
2,500
$3.84
Buy
Min.: 1 Mult.: 1
Details
I2C
Binary
Binary
12 B
uSOP-8
No Backup Switching
2.4 V
5.5 V
- 40 C
+ 85 C
DS1372U+
SMD/SMT
Tube
Real Time Clock I C, 32-Bit Binary Counter Watchdog RTC with Trickle Charger and Reset Input/Output
DS1374U-18+
Analog Devices / Maxim Integrated
1:
$10.09
300 Expected 2026-08-18
Mouser Part # 700-DS1374U-18
Analog Devices / Maxim Integrated
Real Time Clock I C, 32-Bit Binary Counter Watchdog RTC with Trickle Charger and Reset Input/Output
300 Expected 2026-08-18
1
$10.09
10
$7.65
50
$6.96
100
$6.51
250
View
250
$6.21
500
$6.02
1,000
$5.92
2,500
$5.90
Buy
Min.: 1 Mult.: 1
Details
I2C
Binary
Binary
32 B
uSOP-10
Backup Switching
1.71 V
1.89 V
- 40 C
+ 85 C
DS1374U
SMD/SMT
Tube
Real Time Clock RTC I2c Serial IC 1.8 to 5.5V 32kHz
1337AGDCGI
Renesas Electronics
1:
$5.04
291 Expected 2027-03-11
Mouser Part # 972-1337AGDCGI
Renesas Electronics
Real Time Clock RTC I2c Serial IC 1.8 to 5.5V 32kHz
291 Expected 2027-03-11
Alternative Packaging
1
$5.04
10
$3.76
25
$3.44
97
$3.07
291
$2.87
Buy
Min.: 1 Mult.: 1
Details
Serial 2-Wire, I2C
YY-MM-DD-dd
HH:MM:SS:hh (12 hr, 24 hr)
SOIC-8
No Backup Switching
1.8 V
5.5 V
- 40 C
+ 85 C
1337AGD
SMD/SMT
Tube
Real Time Clock 1338D-31 REAL TIME CLOCK
+1 image
1338D-31DVGI
Renesas Electronics
1:
$4.18
384 Expected 2027-03-11
Mouser Part # 972-1338D-31DVGI
Renesas Electronics
Real Time Clock 1338D-31 REAL TIME CLOCK
384 Expected 2027-03-11
Alternative Packaging
1
$4.18
10
$3.12
25
$2.85
96
$2.55
288
$2.38
Buy
Min.: 1 Mult.: 1
Details
1338
Tube
Real Time Clock 3.0Volt -40 to 85C I2C BUS
RX-8035LC:B3 PURE SN
Epson Timing
1:
$14.44
500 Expected 2026-10-28
Mouser Part # 732-RX-8035LC:B3
Epson Timing
Real Time Clock 3.0Volt -40 to 85C I2C BUS
500 Expected 2026-10-28
Alternative Packaging
1
$14.44
10
$11.25
25
$10.44
100
$9.56
250
$8.73
500
View
500
$8.29
1,000
$8.14
2,500
Quote
Buy
Min.: 1 Mult.: 1
Reel :250
Details
I2C
YY-MM-DD-dd
HH:MM:SS (24 hr)
VSOJ-12
Backup Switching
2.4 V
5.5 V
- 40 C
+ 85 C
RX-8035LC
SMD/SMT
Reel, Cut Tape, MouseReel
Real Time Clock RX8111CE:B3 REAL TIME CLOCK I2C-BUS 3.0V 23PPM 250TR
RX8111CE B3
Epson Timing
1:
$5.03
1,736 On Order
Mouser Part # 732-RX8111CEB3
Epson Timing
Real Time Clock RX8111CE:B3 REAL TIME CLOCK I2C-BUS 3.0V 23PPM 250TR
1,736 On Order
View Dates
On Order:
986 Expected 2026-11-16
750 Expected 2026-11-23
Factory Lead-Time:
20 Weeks
1
$5.03
10
$3.79
25
$3.47
100
$3.11
250
$2.89
500
View
500
$2.76
1,000
$2.65
2,500
$2.59
5,000
$2.55
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 3.8ppm 1.6-5.5V
RX8804CE:XB3
Epson Timing
1:
$11.10
400 On Order
Mouser Part # 732-RX8804CE:XB3
Epson Timing
Real Time Clock 3.8ppm 1.6-5.5V
400 On Order
View Dates
On Order:
150 Pending
250 Expected 2026-11-10
Factory Lead-Time:
17 Weeks
1
$11.10
10
$8.55
25
$7.60
100
$7.10
250
$6.55
Buy
Min.: 1 Mult.: 1
Reel :250
Details
Serial 2-Wire, 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 RX8804CE:XA3 REAL TIME CLOCK +/-3.4PPM DTCXO 250TR
RX8804CE XA3
Epson Timing
1:
$15.26
250 Expected 2026-10-19
Mouser Part # 732-RX8804CEXA3
Epson Timing
Real Time Clock RX8804CE:XA3 REAL TIME CLOCK +/-3.4PPM DTCXO 250TR
250 Expected 2026-10-19
1
$15.26
10
$11.89
25
$11.06
100
$10.12
250
$9.63
500
View
500
$9.35
1,000
$9.22
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
Real Time Clock RX8804CE:XB0 REAL TIME CLOCK +/-5.0PPM DTCXO 1K TR
+2 images
RX8804CE XB0
Epson Timing
1:
$5.44
1,000 Expected 2026-10-12
Mouser Part # 732-RX8804CEXB0
Epson Timing
Real Time Clock RX8804CE:XB0 REAL TIME CLOCK +/-5.0PPM DTCXO 1K TR
1,000 Expected 2026-10-12
1
$5.44
10
$4.10
25
$3.77
100
$3.40
1,000
$2.92
2,000
View
250
$3.17
500
$3.08
2,000
$2.82
5,000
$2.76
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
+ 105 C
SMD/SMT
Reel, Cut Tape
Real Time Clock I2C-BUS RTC +/-5.0PPM-40 85C 10 PIN 2K T/R
RX8900CE:UB6
Epson Timing
1:
$4.03
2,062 Expected 2026-10-12
Mouser Part # 732-RX8900CE:UB6
Epson Timing
Real Time Clock I2C-BUS RTC +/-5.0PPM-40 85C 10 PIN 2K T/R
2,062 Expected 2026-10-12
Alternative Packaging
1
$4.03
10
$3.00
25
$2.75
100
$2.46
250
View
2,000
$2.16
250
$2.33
500
$2.28
1,000
$2.16
2,000
$2.16
Buy
Min.: 1 Mult.: 1
Reel :2,000
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 3.4ppm I2C-Bus
RX8900CE UA0
Epson Timing
1:
$5.72
936 Expected 2026-10-23
Mouser Part # 732-RX8900CEUA0
Epson Timing
Real Time Clock 32.768kHz-DTCXO 3.4ppm I2C-Bus
936 Expected 2026-10-23
Alternative Packaging
1
$5.72
10
$4.32
25
$3.97
100
$3.59
250
View
1,000
$3.24
250
$3.40
500
$3.31
1,000
$3.24
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 RTC SON 14PIN 5+/-23PPM 250TR
RX-4571SA:B3 PURE SN
Epson Timing
1:
$5.31
115 Expected 2026-08-17
Mouser Part # 732-RX-4571SAB3
Epson Timing
Real Time Clock RTC SON 14PIN 5+/-23PPM 250TR
115 Expected 2026-08-17
Alternative Packaging
1
$5.31
10
$4.00
25
$3.67
100
$3.30
250
$3.07
500
View
500
$2.97
1,000
$2.82
2,500
$2.76
5,000
$2.72
Buy
Min.: 1 Mult.: 1
Reel :250
Details
Serial 3-Wire
YY-MM-DD-dd
HH:MM:SS:hh (12 hr, 24 hr)
SOP-14
No Backup Switching
1.6 V
5.5 V
- 40 C
+ 85 C
RX-4571SA
SMD/SMT
Reel, Cut Tape
Real Time Clock RX4111CE:B3 REAL TIME CLOCK SPI-BUS 3.0V 23PPM 250TR
RX4111CE B3
Epson Timing
1:
$5.62
250 Expected 2026-11-30
Mouser Part # 732-RX4111CEB3
Epson Timing
Real Time Clock RX4111CE:B3 REAL TIME CLOCK SPI-BUS 3.0V 23PPM 250TR
250 Expected 2026-11-30
1
$5.62
10
$4.23
25
$3.89
100
$3.51
250
$3.27
500
View
500
$3.23
1,000
$3.08
2,500
$3.04
5,000
$3.01
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 Real Time Clock MSOP-8 T&R 2.5K
Diodes Incorporated PT7C4337UEX-2017
PT7C4337UEX-2017
Diodes Incorporated
2,500:
$0.791
50,000 Factory Stock Available
Mouser Part # 729-PT7C4337UEX-2017
Diodes Incorporated
Real Time Clock Real Time Clock MSOP-8 T&R 2.5K
50,000 Factory Stock Available
Alternative Packaging
Buy
Min.: 2,500 Mult.: 2,500
Reel :2,500
Serial 2-Wire, I2C
YY-MM-DD-dd
HH:MM:SS:hh (12 hr, 24 hr)
No Backup Switching
1.2 V
5.5 V
- 40 C
+ 85 C
SMD/SMT
Reel
Real Time Clock RTC VSOJ 12PIN 5+/-23PPM 250TR
Epson Timing RX-4571LC:B3 PURE SN
RX-4571LC:B3 PURE SN
Epson Timing
1:
$10.57
250 Expected 2026-10-12
Mouser Part # 732-RX4571LCB3PURESN
Epson Timing
Real Time Clock RTC VSOJ 12PIN 5+/-23PPM 250TR
250 Expected 2026-10-12
Alternative Packaging
1
$10.57
10
$8.15
25
$7.55
100
$6.88
250
$6.44
500
View
500
$6.31
1,000
$6.18
Buy
Min.: 1 Mult.: 1
Reel :250
Details
Serial 3-Wire
VSOJ-12
No Backup Switching
1.6 V
5.5 V
- 40 C
+ 85 C
RX-4571LC
SMD/SMT
Reel, Cut Tape, MouseReel
