Real Time Clock I2CAL TIME CLK/CLNDR W/EVENT DETCT 10LD
+1 image
ISL1209IU10Z-TK
Renesas / Intersil
1:
$4.01
2,063 In Stock
Mouser Part # 968-ISL1209IU10Z-TK
Renesas / Intersil
Real Time Clock I2CAL TIME CLK/CLNDR W/EVENT DETCT 10LD
2,063 In Stock
Alternative Packaging
1
$4.01
10
$3.02
25
$2.78
100
$2.51
250
View
1,000
$2.11
250
$2.38
500
$2.35
1,000
$2.11
Buy
Min.: 1 Mult.: 1
Reel :1,000
Details
I2C
YY-MM-DD-dd
HH:MM:SS (24 hr)
2 B
MSOP-10
Backup Switching
2.7 V
5.5 V
- 40 C
+ 85 C
ISL1209
SMD/SMT
Reel, Cut Tape, MouseReel
Real Time Clock 256K (32Kx8) 70ns
+3 images
M48T35Y-70MH1F
STMicroelectronics
1:
$24.09
610 In Stock
Mouser Part # 511-M48T35Y-70MH1F
STMicroelectronics
Real Time Clock 256K (32Kx8) 70ns
610 In Stock
1
$24.09
10
$19.26
25
$18.05
100
$16.73
250
View
936
$15.41
250
$16.09
500
$15.42
936
$15.41
4,680
Quote
Buy
Min.: 1 Mult.: 1
Reel :936
Details
Parallel
YY-MM-DD-dd
HH:MM:SS (24 hr)
256 kB
SOX-28
Backup Switching
4.5 V
5.5 V
0 C
+ 70 C
M48T35Y
SMD/SMT
Reel, Cut Tape, MouseReel
Real Time Clock LW PWR RTC W/RESEAL 8LD
ISL12008IB8Z-T
Renesas / Intersil
1:
$3.23
1,154 In Stock
Mouser Part # 968-ISL12008IB8Z-T
Renesas / Intersil
Real Time Clock LW PWR RTC W/RESEAL 8LD
1,154 In Stock
Alternative Packaging
1
$3.23
10
$2.41
25
$2.20
100
$1.98
2,500
$1.67
5,000
View
250
$1.87
500
$1.83
1,000
$1.73
5,000
$1.64
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)
SOIC-8
Backup Switching
2.7 V
5.5 V
- 40 C
+ 85 C
ISL12008
SMD/SMT
Reel, Cut Tape, MouseReel
Real Time Clock Low-Pwr serial RTC W/ battry switchover
M41T01M6F
STMicroelectronics
1:
$3.84
2,355 In Stock
Mouser Part # 511-M41T01M6F
STMicroelectronics
Real Time Clock Low-Pwr serial RTC W/ battry switchover
2,355 In Stock
1
$3.84
10
$2.95
25
$2.64
100
$2.40
250
View
2,500
$1.95
250
$2.28
500
$2.24
1,000
$2.16
2,500
$1.95
Buy
Min.: 1 Mult.: 1
Reel :2,500
Details
Serial 2-Wire, I2C
YY-MM-DD-dd
HH:MM:SS (24 hr)
8 B
SOIC-8
Backup Switching
2 V
5.5 V
- 40 C
+ 85 C
M41T01
SMD/SMT
Reel, Cut Tape, MouseReel
Real Time Clock Serial 160 (20x8)
M41T80M6F
STMicroelectronics
1:
$5.70
2,400 In Stock
Mouser Part # 511-M41T80M6F
STMicroelectronics
Real Time Clock Serial 160 (20x8)
2,400 In Stock
1
$5.70
10
$4.41
25
$4.08
100
$3.69
250
View
2,500
$3.32
250
$3.52
500
$3.41
1,000
$3.36
2,500
$3.32
5,000
Quote
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)
20 B
SOIC-8
No Backup Switching
2 V
5.5 V
- 40 C
+ 85 C
M41T80
SMD/SMT
Reel, Cut Tape, MouseReel
Real Time Clock Serial SPI bus RTC
+1 image
M41T93ZQA6F
STMicroelectronics
1:
$7.70
1,044 In Stock
Mouser Part # 511-M41T93ZQA6F
STMicroelectronics
Real Time Clock Serial SPI bus RTC
1,044 In Stock
1
$7.70
10
$6.13
25
$5.50
100
$5.02
1,000
$4.37
2,000
View
250
$4.74
500
$4.73
2,000
$4.34
5,000
Quote
Buy
Min.: 1 Mult.: 1
Reel :1,000
Details
Serial
YY-MM-DD-dd
HH:MM:SS:hh (12 hr, 24 hr)
32 B
Backup Switching
2.38 V
5.5 V
- 40 C
+ 85 C
M41T93
SMD/SMT
Reel, Cut Tape, MouseReel
Real Time Clock Serial I2C bus RTC
M41T83ZMY6F
STMicroelectronics
1:
$7.42
765 In Stock
Mouser Part # 511-M41T83ZMY6F
STMicroelectronics
Real Time Clock Serial I2C bus RTC
765 In Stock
1
$7.42
10
$5.72
25
$5.30
100
$4.83
1,000
$4.18
2,000
View
250
$4.47
2,000
$4.12
Buy
Min.: 1 Mult.: 1
Reel :1,000
Details
Serial
YY-MM-DD-dd
HH:MM:SS:hh (12 hr, 24 hr)
32 B
Backup Switching
2.38 V
5.5 V
- 40 C
+ 85 C
M41T83
SMD/SMT
Reel, Cut Tape, MouseReel
Real Time Clock REAL TIME CLKRTC IN
+1 image
ISL1219IUZ-T
Renesas / Intersil
1:
$4.06
2,500 In Stock
Mouser Part # 968-ISL1219IUZ-T
Renesas / Intersil
Real Time Clock REAL TIME CLKRTC IN
2,500 In Stock
Alternative Packaging
1
$4.06
10
$3.06
25
$2.81
100
$2.54
250
View
2,500
$2.16
250
$2.41
500
$2.39
1,000
$2.25
2,500
$2.16
Buy
Min.: 1 Mult.: 1
Reel :2,500
Details
I2C
YY-MM-DD-dd
HH:MM:SS (24 hr)
2 B
MSOP-10
Backup Switching
2.7 V
5.5 V
- 40 C
+ 85 C
ISL1219
SMD/SMT
Reel, Cut Tape, MouseReel
Real Time Clock 32.768kHz I2C Time Acc. 6ppm
RV-3129-C3 32.768kHz OPTION A TA QC
Micro Crystal
1:
$4.33
170 In Stock
9,000 On Order
Mouser Part # 428-203688-MG01
Micro Crystal
Real Time Clock 32.768kHz I2C Time Acc. 6ppm
170 In Stock
9,000 On Order
View Dates
On Order:
4,000 Expected 9/18/2026
5,000 Expected 10/29/2026
Factory Lead-Time:
12 Weeks
1
$4.33
10
$3.26
25
$3.00
100
$2.70
1,000
$2.62
2,000
View
250
$2.62
2,000
$2.43
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
+ 85 C
RV-3129
SMD/SMT
Reel, Cut Tape, MouseReel
Real Time Clock 2-Wire Real Time Clock IC
R2223T-E2-F
Nisshinbo
1:
$1.66
1,680 In Stock
Mouser Part # 848-R2223TE2F
Nisshinbo
Real Time Clock 2-Wire Real Time Clock IC
1,680 In Stock
1
$1.66
10
$1.22
25
$1.10
100
$0.977
2,000
$0.762
4,000
View
250
$0.918
500
$0.883
1,000
$0.859
4,000
$0.746
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)
TSSOP-10
No Backup Switching
1.5 V
5.5 V
- 40 C
+ 85 C
R2223T
SMD/SMT
Reel, Cut Tape, MouseReel
Real Time Clock 2-Wire Real Time Clock IC
RS5C372B-E2-F
Nisshinbo
1:
$1.64
999 In Stock
Mouser Part # 848-RS5C372B-E2-F
Nisshinbo
Real Time Clock 2-Wire Real Time Clock IC
999 In Stock
1
$1.64
10
$1.20
25
$1.09
100
$0.961
2,000
$0.79
4,000
View
250
$0.903
500
$0.868
1,000
$0.793
4,000
$0.784
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)
16 B
SSOP-8
Backup Switching
2 V
6 V
- 40 C
+ 85 C
RS5C372
SMD/SMT
Reel, Cut Tape, MouseReel
Real Time Clock 1Kb EE 64B SRAM WD TED EUI-64
MCP795W12-I/SL
Microchip Technology
1:
$1.85
717 In Stock
Mouser Part # 579-MCP795W12-I/SL
Microchip Technology
Real Time Clock 1Kb EE 64B SRAM WD TED EUI-64
717 In Stock
Alternative Packaging
Buy
Min.: 1 Mult.: 1
Details
SPI
YY-MM-DD-dd
HH:MM:SS:hh (12 hr, 24 hr)
1 kB
SOIC-14
Backup Switching
1.8 V
5.5 V
- 40 C
+ 85 C
SMD/SMT
Tube
Real Time Clock 4-wire Serial Interface
RV5C348B-E2-F
Nisshinbo
1:
$1.64
1,675 In Stock
Mouser Part # 848-RV5C348B-E2-F
Nisshinbo
Real Time Clock 4-wire Serial Interface
1,675 In Stock
1
$1.64
10
$1.20
25
$1.09
100
$0.961
2,000
$0.802
4,000
View
250
$0.903
500
$0.868
1,000
$0.809
4,000
$0.795
Buy
Min.: 1 Mult.: 1
Reel :2,000
Details
Serial 4-Wire
YY-MM-DD-dd
HH:MM:SS:hh (12 hr, 24 hr)
16 B
SSOP-10
Backup Switching
2 V
5.5 V
- 40 C
+ 85 C
RV5C348
SMD/SMT
Reel, Cut Tape, MouseReel
Real Time Clock Serial RTC A 595-BQ3 2000DR A 595-BQ3200 A 595-BQ32000DR
BQ32000D
Texas Instruments
1:
$2.40
700 In Stock
Mouser Part # 595-BQ32000D
Texas Instruments
Real Time Clock Serial RTC A 595-BQ3 2000DR A 595-BQ3200 A 595-BQ32000DR
700 In Stock
Alternative Packaging
1
$2.40
10
$1.95
25
$1.58
75
$1.48
300
View
300
$1.43
525
$1.41
2,550
$1.40
5,025
$1.38
Buy
Min.: 1 Mult.: 1
Details
Serial
YY-MM-DD-dd
HH:MM:SS:hh (12 hr, 24 hr)
SOIC-8
Backup Switching
3 V
3.6 V
- 40 C
+ 85 C
BQ32000
SMD/SMT
Tube
Real Time Clock 2-Wire Real Time Clock IC
R2051L02-E2
Nisshinbo
1:
$1.61
3,620 In Stock
Mouser Part # 848-R2051L02-E2
Nisshinbo
Real Time Clock 2-Wire Real Time Clock IC
3,620 In Stock
1
$1.61
10
$1.18
25
$1.07
100
$0.944
3,000
$0.755
6,000
View
250
$0.887
500
$0.852
1,000
$0.791
6,000
$0.748
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 I2C RTCC 64B SRAM No VBAT
MCP7940M-I/ST
Microchip Technology
1:
$0.71
1,302 In Stock
Mouser Part # 579-MCP7940M-I/ST
Microchip Technology
Real Time Clock I2C RTCC 64B SRAM No VBAT
1,302 In Stock
Alternative Packaging
1
$0.71
10
$0.692
25
$0.66
100
$0.62
Buy
Min.: 1 Mult.: 1
Details
I2C
YY-MM-DD-dd
HH:MM:SS:hh (12 hr, 24 hr)
64 B
TSSOP-8
No Backup Switching
1.8 V
5.5 V
- 40 C
+ 85 C
SMD/SMT
Tube
Real Time Clock 32.768 kHz OPTION A TEMP COMP SPI
RV-3049-C3-32.768KHZ-OPTION-A-TA-QC
Micro Crystal
1:
$4.76
899 In Stock
NRND
Mouser Part # 428-202184-MG01
NRND
Micro Crystal
Real Time Clock 32.768 kHz OPTION A TEMP COMP SPI
899 In Stock
1
$4.76
10
$3.59
25
$3.30
100
$2.97
250
View
250
$2.82
500
$2.80
1,000
$2.43
Buy
Min.: 1 Mult.: 1
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-3049-C3
SMD/SMT
Real Time Clock 3-Wire Real Time Clock IC
R2033T-E2-F
Nisshinbo
1:
$1.49
1,989 In Stock
Mouser Part # 848-R2033TE2F
Nisshinbo
Real Time Clock 3-Wire Real Time Clock IC
1,989 In Stock
1
$1.49
10
$1.09
25
$0.987
100
$0.876
2,000
$0.713
4,000
View
250
$0.822
500
$0.79
1,000
$0.715
4,000
$0.706
Buy
Min.: 1 Mult.: 1
Reel :2,000
Details
Serial 3-Wire
YY-MM-DD-dd
HH:MM:SS:hh (12 hr, 24 hr)
TSSOP-10
No Backup Switching
1.7 V
5.5 V
- 40 C
+ 85 C
R2033T
SMD/SMT
Reel, Cut Tape, MouseReel
Real Time Clock 4-Wire Real Time Clock IC
RV5C348A-E2-F
Nisshinbo
1:
$1.64
1,748 In Stock
Mouser Part # 848-RV5C348AE2F
Nisshinbo
Real Time Clock 4-Wire Real Time Clock IC
1,748 In Stock
1
$1.64
10
$1.20
25
$1.09
100
$0.961
2,000
$0.802
4,000
View
250
$0.903
500
$0.868
1,000
$0.809
4,000
$0.764
Buy
Min.: 1 Mult.: 1
Reel :2,000
Details
Serial 4-Wire, SPI
YY-MM-DD-dd
HH:MM:SS:hh (12 hr, 24 hr)
SSOP-10
Backup Switching
2 V
5.5 V
- 40 C
+ 85 C
RV5C348
SMD/SMT
Reel, Cut Tape, MouseReel
Real Time Clock Trickle-Charge Timekeeping Chip
DS1302S+
Analog Devices / Maxim Integrated
1:
$5.58
546 In Stock
Mouser Part # 700-DS1302S
Analog Devices / Maxim Integrated
Real Time Clock Trickle-Charge Timekeeping Chip
546 In Stock
Alternative Packaging
1
$5.58
10
$4.25
25
$3.74
88
$3.58
264
View
264
$3.51
528
$3.41
Buy
Min.: 1 Mult.: 1
Max.: 546
Details
Serial 3-Wire
YY-MM-DD-dd
HH:MM:SS (24 hr)
31 B
SOIC-8
Backup Switching
2 V
5.5 V
- 40 C
+ 70 C
DS1302S
SMD/SMT
Tube
Real Time Clock Serial Alarm Real-Time Clock
+1 image
DS1306N+
Analog Devices / Maxim Integrated
1:
$11.84
235 In Stock
Mouser Part # 700-DS1306N
Analog Devices / Maxim Integrated
Real Time Clock Serial Alarm Real-Time Clock
235 In Stock
1
$11.84
10
$9.28
25
$8.51
100
$7.93
Buy
Min.: 1 Mult.: 1
Max.: 235
Details
Serial 3-Wire, SPI
YY-MM-DD
HH:MM:SS (24 hr)
96 B
DIP-16
Backup Switching
2 V
5.5 V
0 C
+ 70 C
DS1306N
Through Hole
Tube
Real Time Clock I C Serial Real-Time Clock
+1 image
DS1337+
Analog Devices / Maxim Integrated
1:
$5.29
2,638 In Stock
Mouser Part # 700-DS1337
Analog Devices / Maxim Integrated
Real Time Clock I C Serial Real-Time Clock
2,638 In Stock
1
$5.29
10
$4.03
50
$3.68
100
$3.28
250
View
250
$3.14
500
$2.94
1,000
$2.91
2,500
$2.90
Buy
Min.: 1 Mult.: 1
Max.: 2,638
Details
I2C
YY-MM-DD-dd
HH:MM:SS:hh (12 hr, 24 hr)
DIP-8
No Backup Switching
1.8 V
5.5 V
- 40 C
+ 85 C
DS1337
Through Hole
Tube
Real Time Clock Watchdog Clocks with NV RAM Control
DS1558Y+
Analog Devices / Maxim Integrated
1:
$19.80
253 In Stock
Mouser Part # 700-DS1558Y
Analog Devices / Maxim Integrated
Real Time Clock Watchdog Clocks with NV RAM Control
253 In Stock
Alternative Packaging
1
$19.80
10
$15.69
25
$14.67
100
$13.54
250
$12.78
Buy
Min.: 1 Mult.: 1
Max.: 253
Details
Parallel
YY-MM-DD-dd
HH:MM:SS (24 hr)
TQFP-48
Backup Switching
4.5 V
5.5 V
- 40 C
+ 85 C
DS1558Y
SMD/SMT
Tray
Real Time Clock Ultra-Low power 12C Real Time clock w/ p
+1 image
MAX31331TETB+
Analog Devices / Maxim Integrated
1:
$3.37
2,789 In Stock
Mouser Part # 700-MAX31331TETB+
Analog Devices / Maxim Integrated
Real Time Clock Ultra-Low power 12C Real Time clock w/ p
2,789 In Stock
Alternative Packaging
1
$3.37
10
$2.53
25
$2.31
100
$2.07
250
View
250
$1.96
500
$1.93
1,000
$1.88
2,496
$1.77
Buy
Min.: 1 Mult.: 1
Max.: 2,789
Details
Tray
Real Time Clock Serial Alarm Real-Time Clock
+1 image
DS1305N+
Analog Devices / Maxim Integrated
1:
$12.40
1,067 In Stock
Mouser Part # 700-DS1305N
Analog Devices / Maxim Integrated
Real Time Clock Serial Alarm Real-Time Clock
1,067 In Stock
1
$12.40
10
$9.72
25
$8.92
100
$8.19
250
View
250
$8.00
500
$7.62
1,000
$7.41
Buy
Min.: 1 Mult.: 1
Max.: 1,067
Details
Serial 3-Wire, SPI
YY-MM-DD
HH:MM:SS (24 hr)
96 B
DIP-16
Backup Switching
2 V
5.5 V
- 40 C
+ 85 C
DS1305N
Through Hole
Tube
Vietnam
