1. Home
  2. Products
  3. Integrated Circuits (ICs)
  4. Clock/Timing - Real Time Clocks
  5. Products

Manufacturers for Clock/Timing - Real Time Clocks

Abracon LLC.
Ambiq Micro, Inc.
ams
AVX Corporation
Diodes Incorporated
Epson
Integrated Device Technology, Inc.
Intersil (Renesas Electronics America)
Maxim Integrated
Microchip Technology
NJR Corporation/NJRC
NXP Semiconductors
ROHM Semiconductor
ABLIC U.S.A. Inc.
STMicroelectronics
Texas Instruments
Part Number Manufacturer / Brand Brife Description Part StatusTypeFeaturesMemory SizeTime FormatDate FormatInterfaceVoltage - SupplyVoltage - Supply, BatteryCurrent - Timekeeping (Max)Operating TemperatureMounting TypePackage / CaseSupplier Device Package
DS1308U-33+
 Maxim Integrated IC RTC CLOCK/CALENDAR I2C 8-UMAX ActiveClock/CalendarLeap Year, NVSRAM, Square Wave Output56BHH:MM:SS (12/24 hr)YY-MM-DD-ddI²C, 2-Wire Serial3 V ~ 5.5 V1.3 V ~ 5.5 V125µA ~ 200µA @ 3V ~ 5.5V-40°C ~ 85°CSurface Mount8-TSSOP, 8-MSOP (0.118", 3.00mm Width)8-uMAX
DS1337U
 Maxim Integrated IC RTC CLOCK/CALENDAR I2C 8-USOP ObsoleteClock/CalendarAlarm, Leap Year, Square Wave Output
-
HH:MM:SS (12/24 hr)YY-MM-DD-ddI²C, 2-Wire Serial1.8 V ~ 5.5 V
-
0.6µA @ 1.3V ~ 1.8V-40°C ~ 85°CSurface Mount8-TSSOP, 8-MSOP (0.118", 3.00mm Width)8-uMAX
DS1337U+
 Maxim Integrated IC RTC CLOCK/CALENDAR I2C 8-USOP ActiveClock/CalendarAlarm, Leap Year, Square Wave Output
-
HH:MM:SS (12/24 hr)YY-MM-DD-ddI²C, 2-Wire Serial1.8 V ~ 5.5 V
-
0.6µA @ 1.3V ~ 1.8V-40°C ~ 85°CSurface Mount8-TSSOP, 8-MSOP (0.118", 3.00mm Width)8-uMAX
DS1337U+T&R
 Maxim Integrated IC RTC CLOCK/CALENDAR I2C 8-USOP ActiveClock/CalendarAlarm, Leap Year, Square Wave Output
-
HH:MM:SS (12/24 hr)YY-MM-DD-ddI²C, 2-Wire Serial1.8 V ~ 5.5 V
-
0.6µA @ 1.3V ~ 1.8V-40°C ~ 85°CSurface Mount8-TSSOP, 8-MSOP (0.118", 3.00mm Width)8-uMAX
DS1338U-18+
 Maxim Integrated IC RTC CLOCK/CALENDAR I2C 8-USOP ActiveClock/CalendarLeap Year, NVSRAM, Square Wave Output56BHH:MM:SS (12/24 hr)YY-MM-DD-ddI²C, 2-Wire Serial1.71 V ~ 5.5 V1.3 V ~ 3.7 V100µA @ 1.89V-40°C ~ 85°CSurface Mount8-TSSOP, 8-MSOP (0.118", 3.00mm Width)8-uMAX
DS1338U-33
 Maxim Integrated IC RTC CLOCK/CALENDAR I2C 8-USOP ObsoleteClock/CalendarLeap Year, NVSRAM, Square Wave Output56BHH:MM:SS (12/24 hr)YY-MM-DD-ddI²C, 2-Wire Serial3 V ~ 5.5 V1.3 V ~ 3.7 V125µA ~ 200µA @ 3.63V ~ 5.5V-40°C ~ 85°CSurface Mount8-TSSOP, 8-MSOP (0.118", 3.00mm Width)8-uMAX
DS1338U-33+
 Maxim Integrated IC RTC CLOCK/CALENDAR I2C 8-USOP ActiveClock/CalendarLeap Year, NVSRAM, Square Wave Output56BHH:MM:SS (12/24 hr)YY-MM-DD-ddI²C, 2-Wire Serial3 V ~ 5.5 V1.3 V ~ 3.7 V125µA ~ 200µA @ 3.63V ~ 5.5V-40°C ~ 85°CSurface Mount8-TSSOP, 8-MSOP (0.118", 3.00mm Width)8-uMAX
DS1338U-33+T&R
 Maxim Integrated IC RTC CLOCK/CALENDAR I2C 8-USOP ActiveClock/CalendarLeap Year, NVSRAM, Square Wave Output56BHH:MM:SS (12/24 hr)YY-MM-DD-ddI²C, 2-Wire Serial3 V ~ 5.5 V1.3 V ~ 3.7 V125µA ~ 200µA @ 3.63V ~ 5.5V-40°C ~ 85°CSurface Mount8-TSSOP, 8-MSOP (0.118", 3.00mm Width)8-uMAX
DS1339AU+T
 Maxim Integrated IC RTC CLOCK/CALENDAR I2C 8-USOP ActiveClock/CalendarAlarm, Leap Year, Square Wave Output, Trickle-Charger
-
HH:MM:SS (12/24 hr)YY-MM-DD-ddI²C, 2-Wire Serial1.71 V ~ 5.5 V1.3 V ~ 3.7 V200µA @ 1.71V ~ 5.5V-40°C ~ 85°CSurface Mount8-TSSOP, 8-MSOP (0.118", 3.00mm Width)8-uMAX
DS1339U-3+
 Maxim Integrated IC RTC CLOCK/CALENDAR I2C 8-USOP ActiveClock/CalendarAlarm, Leap Year, Square Wave Output, Trickle-Charger
-
HH:MM:SS (12/24 hr)YY-MM-DD-ddI²C, 2-Wire Serial2.7 V ~ 5.5 V1.3 V ~ 3.7 V150µA @ 3.3V-40°C ~ 85°CSurface Mount8-TSSOP, 8-MSOP (0.118", 3.00mm Width)8-uMAX
DS1339U-33+
 Maxim Integrated IC RTC CLOCK/CALENDAR I2C 8-USOP ActiveClock/CalendarAlarm, Leap Year, Square Wave Output, Trickle-Charger
-
HH:MM:SS (12/24 hr)YY-MM-DD-ddI²C, 2-Wire Serial2.97 V ~ 5.5 V1.3 V ~ 3.7 V200µA @ 5.5V-40°C ~ 85°CSurface Mount8-TSSOP, 8-MSOP (0.118", 3.00mm Width)8-uMAX
DS1339U-33+T&R
 Maxim Integrated IC RTC CLOCK/CALENDAR I2C 8-USOP ActiveClock/CalendarAlarm, Leap Year, Square Wave Output, Trickle-Charger
-
HH:MM:SS (12/24 hr)YY-MM-DD-ddI²C, 2-Wire Serial2.97 V ~ 5.5 V1.3 V ~ 3.7 V200µA @ 5.5V-40°C ~ 85°CSurface Mount8-TSSOP, 8-MSOP (0.118", 3.00mm Width)8-uMAX
DS1340U-33
 Maxim Integrated IC RTC CLOCK/CALENDAR I2C 8-USOP ObsoleteClock/CalendarLeap Year, Trickle-Charger
-
HH:MM:SS (24 hr)YY-MM-DD-ddI²C, 2-Wire Serial2.97 V ~ 5.5 V1.3 V ~ 5.5 V150µA @ 5.5V-40°C ~ 85°CSurface Mount8-TSSOP, 8-MSOP (0.118", 3.00mm Width)8-uMAX
DS1340U-33+
 Maxim Integrated IC RTC CLOCK/CALENDAR I2C 8-USOP ActiveClock/CalendarLeap Year, Trickle-Charger
-
HH:MM:SS (24 hr)YY-MM-DD-ddI²C, 2-Wire Serial2.97 V ~ 5.5 V1.3 V ~ 5.5 V150µA @ 5.5V-40°C ~ 85°CSurface Mount8-TSSOP, 8-MSOP (0.118", 3.00mm Width)8-uMAX
DS1340U-33+T&R
 Maxim Integrated IC RTC CLOCK/CALENDAR I2C 8-USOP ActiveClock/CalendarLeap Year, Trickle-Charger
-
HH:MM:SS (24 hr)YY-MM-DD-ddI²C, 2-Wire Serial2.97 V ~ 5.5 V1.3 V ~ 5.5 V150µA @ 5.5V-40°C ~ 85°CSurface Mount8-TSSOP, 8-MSOP (0.118", 3.00mm Width)8-uMAX
DS1341U+
 Maxim Integrated IC RTC CLOCK/CALENDAR I2C 8-USOP ActiveClock/CalendarAlarm, Leap Year, Square Wave Output
-
HH:MM:SS (12/24 hr)YY-MM-DD-ddI²C, 2-Wire Serial1.8 V ~ 5.5 V
-
0.5µA ~ 0.6µA @ 3V ~ 5V-40°C ~ 85°CSurface Mount8-TSSOP, 8-MSOP (0.118", 3.00mm Width)8-uMAX
DS1342U+
 Maxim Integrated IC RTC CLOCK/CALENDAR I2C 8-USOP ActiveClock/CalendarAlarm, Leap Year, Square Wave Output
-
HH:MM:SS (12/24 hr)YY-MM-DD-ddI²C, 2-Wire Serial1.8 V ~ 5.5 V
-
0.6µA ~ 0.7µA @ 3V ~ 5V-40°C ~ 85°CSurface Mount8-TSSOP, 8-MSOP (0.118", 3.00mm Width)8-uMAX
DS1371U+
 Maxim Integrated IC RTC BINARY CNT I2C 8-USOP ActiveBinary CounterAlarm, Square Wave Output, Watchdog Timer
-
BinaryBinaryI²C, 2-Wire Serial1.7 V ~ 5.5 V
-
1.3µA @ 1.7V ~ 5.5V-40°C ~ 85°CSurface Mount8-TSSOP, 8-MSOP (0.118", 3.00mm Width)8-uMAX
DS1372U+
 Maxim Integrated IC RTC BINARY CNT I2C 8-USOP ActiveBinary CounterAlarm, Square Wave Output, Watchdog Timer
-
BinaryBinaryI²C, 2-Wire Serial2.4 V ~ 5.5 V
-
0.8µA @ 2.4V ~ 5.5V-40°C ~ 85°CSurface Mount8-TSSOP, 8-MSOP (0.118", 3.00mm Width)8-uMAX
DS1672U-33+T&R
 Maxim Integrated IC RTC BINARY CNT I2C 8-USOP ActiveBinary CounterTrickle-Charger
-
BinaryBinaryI²C, 2-Wire Serial2.97 V ~ 3.63 V1.3 V ~ 3.63 V500µA @ 3.63V-40°C ~ 85°CSurface Mount8-TSSOP, 8-MSOP (0.118", 3.00mm Width)8-uMAX
Email: [email protected]
Copyrights © 2019 CHIPS IC All Rights Reserved