Clock/Timing - Real Time Clocks

Mfr Part #
Quantity Available
Price
Product Status
Type
Features
Memory Size
Time Format
Date Format
Interface
Voltage - Supply
Voltage - Supply, Battery
Current - Timekeeping (Max)
Operating Temperature
Mounting Type
Package / Case
Supplier Device Package
1001012
M41ST87WMX6TR
IC RTC CLK/CALENDAR I2C 28-SOIC
STMicroelectronics
2000
In Stock
11.38000
Active
Clock/Calendar
Alarm, Leap Year, NVSRAM, Square Wave Output, Supervisor, Watchdog Timer
128B
HH:MM:SS:hh (24 hr)
YY-MM-DD-dd
I²C, 2-Wire Serial
2.7V ~ 3.6V
2.5V ~ 3.6V
0.5mA @ 2.7V ~ 3.6V
-40°C ~ 85°C
Surface Mount
28-SOIC (0.295", 7.50mm Width)
28-SO
9430
In Stock
34.74000
Active
Clock/Calendar
Alarm, Leap Year, NVSRAM, Watchdog Timer, Y2K
32KB
HH:MM:SS (24 hr)
YY-MM-DD-dd
Parallel
2.97V ~ 3.63V
-
4mA @ 3.3V
-40°C ~ 85°C
Through Hole
32-DIP Module (0.600", 15.24mm)
32-EDIP
1001012
ISL12026AIVZ
IC RTC CLK/CALENDAR I2C 8-TSSOP
Renesas Electronics America Inc
5564
In Stock
2.63860
Active
Clock/Calendar
Alarm, Leap Year
-
HH:MM:SS (12/24 hr)
YY-MM-DD-dd
I²C, 2-Wire Serial
2.7V ~ 5.5V
1.8V ~ 5.5V
10µA ~ 20µA @ 2.7V ~ 5.5V
-40°C ~ 85°C
Surface Mount
8-TSSOP (0.173", 4.40mm Width)
8-TSSOP
1001012
PCF2127T/2Y
IC RTC CLK/CAL I2C/SPI 16-SOIC
NXP USA Inc.
5354
In Stock
5.68000
Active
Clock/Calendar
Alarm, Leap Year, Square Wave Output, SRAM, TCXO/Crystal, Watchdog Timer
512B
HH:MM:SS (12/24 hr)
YY-MM-DD-dd
I²C, 2-Wire Serial
1.8V ~ 4.2V
1.8V ~ 4.2V
1.5µA @ 3.3V
-40°C ~ 85°C
Surface Mount
16-SOIC (0.295", 7.50mm Width)
16-SO
1001012
ISL12058IUZ-T
IC RTC CLK/CALENDAR I2C 8-MSOP
Renesas Electronics America Inc
5841
In Stock
1.73680
Active
Clock/Calendar
Alarm, Leap Year
-
HH:MM:SS (12/24 hr)
YY-MM-DD-dd
I²C, 2-Wire Serial
1.8V ~ 3.6V
-
0.65µA @ 1.8V
-40°C ~ 85°C
Surface Mount
8-TSSOP, 8-MSOP (0.118", 3.00mm Width)
8-MSOP
471
In Stock
3.76000
Active
Binary Counter
Alarm, Square Wave Output, Watchdog Timer
-
Binary
Binary
I²C, 2-Wire Serial
1.7V ~ 5.5V
-
1.3µA @ 1.7V ~ 5.5V
-40°C ~ 85°C
Surface Mount
8-TSSOP, 8-MSOP (0.118", 3.00mm Width)
8-uMAX/uSOP
1001012
PCF2129AT/2,518
IC RTC CLK/CAL I2C/SPI 20-SOIC
NXP USA Inc.
3189
In Stock
6.20000
Active
Clock/Calendar
Alarm, Leap Year, Square Wave Output, TCXO/Crystal, Watchdog Timer
-
HH:MM:SS (12/24 hr)
YY-MM-DD-dd
I²C, 2-Wire Serial
1.8V ~ 4.2V
1.8V ~ 4.2V
1.5µA @ 3.3V
-40°C ~ 85°C
Surface Mount
20-SOIC (0.295", 7.50mm Width)
20-SO
1001012
BQ4850YMA-85N
IC RTC CLK/CALENDAR PAR 32-DIP
Texas Instruments
2182
In Stock
71.57000
Obsolete
Clock/Calendar
Alarm
-
HH:MM:SS (24 hr)
YY-MM-DD-dd
Parallel
4.5V ~ 5.5V
-
1mA @ 4.5V ~ 5.5V
-40°C ~ 85°C
Through Hole
32-DIP Module (0.61", 15.49mm)
32-DIP Module (18.42x52.96)
1001012
BQ4802LYPW
IC RTC CLK/CALENDAR PAR 28-TSSOP
Texas Instruments
4610
In Stock
4.67000
Active
Clock/Calendar
Alarm, Daylight Savings, Leap Year, Supervisor, Watchdog Timer
-
HH:MM:SS (12/24 hr)
YY-MM-DD-dd
Parallel
2.7V ~ 3.6V
2.4V ~ 4V
1.5mA (Typ) @ 2.7 V ~ 3.6 V
0°C ~ 70°C
Surface Mount
28-TSSOP (0.173", 4.40mm Width)
28-TSSOP
203
In Stock
27.12000
Obsolete
Phantom Time Chip
Leap Year, NVSRAM
512KB
HH:MM:SS:hh (12/24 hr)
YY-MM-DD-dd
Parallel
2.97V ~ 3.63V
-
7mA @ 3.3V
0°C ~ 70°C
Through Hole
32-DIP Module (0.600", 15.24mm)
32-EDIP
1001012
MCP79411-I/ST
IC RTC CLK/CALENDAR I2C 8-TSSOP
Microchip Technology
9577
In Stock
1.19000
Active
Clock/Calendar
Alarm, Leap Year, Square Wave Output, SRAM, Unique ID
64B, 1Kb
HH:MM:SS (12/24 hr)
YY-MM-DD-dd
I²C, 2-Wire Serial
1.8V ~ 5.5V
1.3V ~ 5.5V
1.2µA @ 3.3V
-40°C ~ 85°C
Surface Mount
8-TSSOP (0.173", 4.40mm Width)
8-TSSOP
1001012
BQ32000D
IC RTC CLK/CALENDAR I2C 8-SOIC
Texas Instruments
1487
In Stock
1.82000
Active
Clock/Calendar
Leap Year, Square Wave Output, Trickle-Charger
-
HH:MM:SS (24 hr)
YY-MM-DD-dd
I²C, 2-Wire Serial
3V ~ 3.6V
1.4V ~ 3.6V
100µA @ 3.3V
-40°C ~ 85°C
Surface Mount
8-SOIC (0.154", 3.90mm Width)
8-SOIC
4701
In Stock
2.37000
Active
Clock/Calendar
Leap Year, Trickle-Charger
-
HH:MM:SS (24 hr)
YY-MM-DD-dd
I²C, 2-Wire Serial
2.7V ~ 5.5V
1.3V ~ 3.7V
125µA @ 3.3V
-40°C ~ 85°C
Surface Mount
8-SOIC (0.154", 3.90mm Width)
8-SOIC
3483
In Stock
41.49000
Active
Clock/Calendar
Alarm, Leap Year, NVSRAM, Watchdog Timer, Y2K
128KB
HH:MM:SS (24 hr)
YY-MM-DD-dd
Parallel
2.97V ~ 3.63V
-
4mA @ 3.3V
0°C ~ 70°C
Through Hole
32-DIP Module (0.600", 15.24mm)
32-EDIP
1001012
PT7C4311AWE
IC RTC CAL I2C/2-WIRE SER 8SOIC
Diodes Incorporated
8896
In Stock
0.80560
Active
Clock/Calendar
Leap Year, Square Wave Output, Y2K
56B
HH:MM:SS (24 hr)
YY-MM-DD
I²C, 2-Wire Serial
1.2V ~ 5.5V
2V ~ 3.5V
150µA @ 1.5V ~ 5.5V
-40°C ~ 85°C (TA)
Surface Mount
8-SOIC (0.154", 3.90mm Width)
8-SOIC
1001012
M41T83ZMY6F
IC RTC CLK/CALENDAR I2C 18-SOX
STMicroelectronics
2358
In Stock
5.71000
Active
Clock/Calendar
Alarm, Leap Year, Square Wave Output, SRAM, Watchdog Timer
7B
HH:MM:SS:hh (24 hr)
YY-MM-DD-dd
I²C, 2-Wire Serial
2.38V ~ 5.5V
2V ~ 5.5V
10µA @ 5.5V
-40°C ~ 85°C
Surface Mount
18-SOX, 18-SOIC with Crystal (7.5mm Width)
18-SOX
4108
In Stock
2.53200
Not For New Designs
Clock/Calendar
Alarm, Programmable Clock Output, RAM, Timer, Trickle Charger, Watchdog Timer
256B
HH:MM:SS:hh (12/24 hr)
YY-MM-DD-dd
I²C, 2-Wire Serial
1.5V ~ 3.6V
-
0.08µA @ 3V
-40°C ~ 85°C (TA)
Surface Mount
10-VCDFN
10-SON (3.7x2.5)
1001012
PCF85263AT/AJ
IC RTC CLK/CALENDAR I2C 8SO
NXP USA Inc.
6682
In Stock
1.40000
Active
Clock/Calendar
Alarm, Leap Year, Watchdog Timer
-
HH:MM:SS:hh (12/24 hr)
YY-MM-DD-dd
I²C, 2-Wire Serial
0.9V ~ 5.5V
0.9V ~ 5.5V
0.885µA @ 3.3V
-40°C ~ 85°C
Surface Mount
8-SOIC (0.154", 3.90mm Width)
8-SO
1001012
DS1391U-3+
IC RTC CLK/CALENDAR SPI 10-USOP
Analog Devices Inc./Maxim Integrated
5699
In Stock
4.66000
Active
Clock/Calendar
Alarm, Leap Year, Square Wave Output, Trickle-Charger
-
HH:MM:SS:hh (12/24 hr)
YY-MM-DD-dd
SPI
2.7V ~ 3.3V
1.3V ~ 3.7V
125µA @ 2.7V ~ 3.3V
-40°C ~ 85°C
Surface Mount
10-TFSOP, 10-MSOP (0.118", 3.00mm Width)
10-uMAX/uSOP
1001012
ISL12027IB30AZ-T
RTC, NON-VOLATILE
Intersil
3000
In Stock
3.47000
Obsolete
Clock/Calendar
Alarm, Leap Year, Supervisor, Watchdog Timer
-
HH:MM:SS (12/24 hr)
YY-MM-DD-dd
I²C, 2-Wire Serial
2.7V ~ 5.5V
1.8V ~ 5.5V
10µA ~ 20µA @ 2.7V ~ 5.5V
-40°C ~ 85°C
Surface Mount
8-SOIC (0.154", 3.90mm Width)
8-SOIC
1001012
MCP79400-I/SN
IC RTC CLK/CALENDAR I2C 8-SOIC
Microchip Technology
4685
In Stock
0.95000
Active
Clock/Calendar
Alarm, Leap Year, Square Wave Output, SRAM, Unique ID
64B
HH:MM:SS (12/24 hr)
YY-MM-DD-dd
I²C, 2-Wire Serial
1.8V ~ 5.5V
1.3V ~ 5.5V
1.2µA (Typ) @ 3.3V
-40°C ~ 85°C
Surface Mount
8-SOIC (0.154", 3.90mm Width)
8-SOIC
1001012
M48T18-100PC1
IC RTC CLK/CALENDAR PAR 28DIP
STMicroelectronics
3643
In Stock
28.16000
Active
Clock/Calendar
Leap Year, Watchdog Timer
-
HH:MM:SS (24 hr)
YY-MM-DD-dd
Parallel
4.5V ~ 5.5V
-
3mA @ 4.5V ~ 5.5V
0°C ~ 70°C
Through Hole
28-DIP Module (0.600", 15.24mm)
28-PCDIP, CAPHAT®
1001012
MCP79401T-I/ST
IC RTC CLK/CALENDAR I2C 8-TSSOP
Microchip Technology
8313
In Stock
1.09500
Active
Clock/Calendar
Alarm, Leap Year, Square Wave Output, SRAM, Unique ID
64B
HH:MM:SS (12/24 hr)
YY-MM-DD-dd
I²C, 2-Wire Serial
1.8V ~ 5.5V
1.3V ~ 5.5V
1.2µA (Typ) @ 3.3V
-40°C ~ 85°C
Surface Mount
8-TSSOP (0.173", 4.40mm Width)
8-TSSOP
1001012
DS14285N
IC RTC CLK/CALENDAR PAR 24-DIP
Analog Devices Inc./Maxim Integrated
2303
In Stock
4.68000
Obsolete
Clock/Calendar
Alarm, Daylight Savings, Leap Year, NVSRAM, Square Wave Output
114B
HH:MM:SS (12/24 hr)
YY-MM-DD-dd
Parallel
4.5V ~ 5.5V
2.5V ~ 3.6V
0.5µA @ 4.5V ~ 5.5V
-40°C ~ 85°C
Through Hole
24-DIP (0.600", 15.24mm)
24-PDIP

Clock/Timing - Real Time Clocks