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Mfr Part #
Quantity Available
Price
Series
Package
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
2 WIRE INTERFACE REAL-TIME CLOCK
R2051L02-E2
2 WIRE INTERFACE REAL-TIME CLOCK
Nisshinbo Micro Devices Inc.
14,483
In Stock
1 : $1.72000
Cut Tape (CT)
3,000 : $0.82500
Tape & Reel (TR)
-
Tape & Reel (TR)
Cut Tape (CT)
Digi-Reel®
ActiveClock/CalendarAlarm, Leap Year-HH:MM:SS (12/24 hr)YY-MM-DD-ddI²C, 2-Wire Serial2.34V ~ 5.5V-1µA @ 3V-40°C ~ 85°CSurface Mount16-XFQFN Exposed PadQFN023023-16
WLCSP-4-P7
R2051S01-E2-F
I2C-BUS REAL-TIME CLOCK MODULE
Nisshinbo Micro Devices Inc.
0
In Stock
1 : $1.84000
Cut Tape (CT)
2,000 : $0.88500
Tape & Reel (TR)
-
Tape & Reel (TR)
Cut Tape (CT)
Digi-Reel®
ActiveClock/CalendarAlarm, Leap Year-HH:MM:SS (12/24 hr)YY-MM-DD-ddI²C, 2-Wire Serial2.34V ~ 5.5V-1µA @ 3V-40°C ~ 85°CSurface Mount16-LSSOP (0.173", 4.40mm Width)16-SSOP
2 WIRE INTERFACE REAL-TIME CLOCK
R2051T01-E2-F
2 WIRE INTERFACE REAL-TIME CLOCK
Nisshinbo Micro Devices Inc.
0
In Stock
21,100
Marketplace
2,000 : $0.82500
Tape & Reel (TR)
375 : $0.80000
Bulk
*
Tape & Reel (TR)
Bulk
Active-------------
2 WIRE INTERFACE REAL-TIME CLOCK
R2051L01-E2
2 WIRE INTERFACE REAL-TIME CLOCK
Nisshinbo Micro Devices Inc.
0
In Stock
3,000 : $0.82500
Tape & Reel (TR)
*
Tape & Reel (TR)
Active----------Surface Mount16-XFQFN Exposed PadQFN023023-16
HIGH PRECISION I2C-BUS REAL-TIME
R2051S03-E2-F
HIGH PRECISION I2C-BUS REAL-TIME
Nisshinbo Micro Devices Inc.
0
In Stock
2,000 : $0.88500
Tape & Reel (TR)
*
Tape & Reel (TR)
Active-------------
HIGH PRECISION I2C-BUS REAL-TIME
R2051S02-E2-F
HIGH PRECISION I2C-BUS REAL-TIME
Nisshinbo Micro Devices Inc.
0
In Stock
2,000 : $0.88500
Tape & Reel (TR)
*
Tape & Reel (TR)
Active-------------
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Clock/Timing - Real Time Clocks


Real Time Clocks (RTCs) provide time and/or date information in almost any electronic device which needs to keep accurate time. The clock types are binary counter, clock/calendar/supervisor, elapsed time counter, phantom time chip, portable system controller, temperature recorder, time event recorder, and timer clock peripheral.  They contain memory sizes ranging from 2 B to 2 MB and have interface options of I2C, Parallel, Serial, SPI, 1-Wire, 2-Wire, 3-Wire, and 4-Wire.