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1 - 25
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Mfr Part #
Price
Stock
Supplier
Mfr
Min Qty
DK Part #
Series
Package
Part 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
10-MSOP
IC RTC CLK/CALENDAR SPI 10-MSOP
$1.82000
1,265 - Immediate
Microchip TechnologyMicrochip Technology
1
MCP79520-I/MS-ND
-
Tube
ActiveClock/CalendarAlarm, EEPROM, Leap Year, Square Wave Output, SRAM, Unique ID64BHH:MM:SS:hh (12/24 hr)YY-MM-DD-ddSPI1.8V ~ 3.6V1.3V ~ 3.6V1µA @ 1.8V ~ 3.6V-40°C ~ 85°CSurface Mount10-TFSOP, 10-MSOP (0.118", 3.00mm Width)10-MSOP
10-TSSOP
IC RTC CLK/CALENDAR SPI 10-USOP
$5.95000
2,170 - Immediate
Maxim IntegratedMaxim Integrated
1
DS1390U-3+-ND
-
Tube
ActiveClock/CalendarAlarm, Leap Year, Square Wave Output, Trickle-Charger-HH:MM:SS:hh (12/24 hr)YY-MM-DD-ddSPI2.7V ~ 3.3V1.3V ~ 3.7V125µA @ 2.7V ~ 3.3V-40°C ~ 85°CSurface Mount10-TFSOP, 10-MSOP (0.118", 3.00mm Width)10-uMAX/uSOP
M48Z58Y-70MH1F
IC RTC CLK/CALENDAR SPI 28-SOIC
$9.81000
3,047 - Immediate
STMicroelectronicsSTMicroelectronics
1
497-5372-2-ND
497-5372-1-ND
497-5372-6-ND
-
Tape & Reel (TR)
Cut Tape (CT)
Digi-Reel®
ActiveClock/CalendarAlarm, Leap Year, NVRAM, Square Wave Output, Watchdog Timer44BHH:MM:SS:hh (24 hr)YY-MM-DD-ddSPI2.7V ~ 5.5V2.5V ~ 3.5V1.4mA @ 2.7V ~ 5.5V-40°C ~ 85°CSurface Mount28-SOP (0.350", 8.89mm Width) with SNAPHAT Sockets28-SOH
20-TSSOP
IC RTC CLK/CALENDAR SPI 20-TSSOP
$8.15000
530 - Immediate
Maxim IntegratedMaxim Integrated
1
DS1306EN+-ND
-
Tube
ActiveClock/CalendarAlarm, Leap Year, NVSRAM, Square Wave Output, Trickle-Charger96BHH:MM:SS (12/24 hr)YY-MM-DD-ddSPI2V ~ 5.5V2V ~ 5.5V25.3µA ~ 81µA @ 2V ~ 5V-40°C ~ 85°CSurface Mount20-TSSOP (0.173", 4.40mm Width)20-TSSOP
12-TSSOJ
IC RTC CLK/CALENDAR SER 12-VSOJ
$7.93000
505 - Immediate
EPSONEPSON
1
SER3774TR-ND
SER3774CT-ND
SER3774DKR-ND
RX-4581NB
Tape & Reel (TR)
Cut Tape (CT)
Digi-Reel®
Last Time BuyClock/CalendarAlarm, Leap Year-HH:MM:SS (24 hr)YY-MM-DD-dd3-Wire Serial1.6V ~ 5.5V-0.7µA ~ 0.9µA @ 3V ~ 5V-40°C ~ 85°CSurface Mount12-TFSOJ (0.094", 2.40mm Width)12-VSOJ
8-SOIC
IC RTC CLK/CALENDAR I2C 8-SOIC
$5.48000
268 - Immediate
14,900 - Factory
Maxim IntegratedMaxim Integrated
1
DS1338Z-18+-ND
-
Tube
ActiveClock/CalendarLeap Year, NVSRAM, Square Wave Output56BHH:MM:SS (12/24 hr)YY-MM-DD-ddI²C, 2-Wire Serial1.71V ~ 5.5V1.3V ~ 3.7V100µA @ 1.89V-40°C ~ 85°CSurface Mount8-SOIC (0.154", 3.90mm Width)8-SOIC
8-SOIC,M8
IC RTC CLK/CALENDAR I2C 8-SOIC
$3.73000
2,890 - Immediate
Renesas Electronics America IncRenesas Electronics America Inc
1
ISL12057IBZ-ND
-
Tube
ActiveClock/CalendarAlarm, Leap Year-HH:MM:SS (12/24 hr)YY-MM-DD-ddI²C, 2-Wire Serial1.8V ~ 3.6V-0.65µA @ 1.8V-40°C ~ 85°CSurface Mount8-SOIC (0.154", 3.90mm Width)8-SOIC
10-MSOP
IC RTC EVENT REC I2C 10-MSOP
$4.96000
14,084 - Immediate
Renesas Electronics America IncRenesas Electronics America Inc
1
ISL1209IU10Z-TKTR-ND
ISL1209IU10Z-TKCT-ND
ISL1209IU10Z-TKDKR-ND
-
Tape & Reel (TR)
Cut Tape (CT)
Digi-Reel®
ActiveTime Event RecorderAlarm, Leap Year, SRAM2BHH:MM:SS (12/24 hr)YY-MM-DD-ddI²C, 2-Wire Serial2.7V ~ 5.5V1.8V ~ 5.5V4µA ~ 6µA @ 3V ~ 5V-40°C ~ 85°CSurface Mount10-TFSOP, 10-MSOP (0.118", 3.00mm Width)10-MSOP
MSOP-8
IC RTC CLK/CALENDAR I2C 8-UMAX
$5.15000
1,611 - Immediate
Maxim IntegratedMaxim Integrated
1
DS1308U-33+TTR-ND
DS1308U-33+TCT-ND
DS1308U-33+TDKR-ND
-
Tape & Reel (TR)
Cut Tape (CT)
Digi-Reel®
ActiveClock/CalendarLeap Year, NVSRAM, Square Wave Output56BHH:MM:SS (12/24 hr)YY-MM-DD-ddI²C, 2-Wire Serial3V ~ 5.5V1.3V ~ 5.5V125µA ~ 200µA @ 3V ~ 5.5V-40°C ~ 85°CSurface Mount8-TSSOP, 8-MSOP (0.118", 3.00mm Width)8-uMAX-EP|8-uSOP-EP
24-EDIP
IC RTC CLK/CALENDAR PAR 24-EDIP
$27.06000
85 - Immediate
868 - Factory
Maxim IntegratedMaxim Integrated
1
DS17887-3+-ND
-
Tube
ActiveClock/CalendarAlarm, Daylight Savings, Leap Year, NVSRAM, Square Wave Output8KBHH:MM:SS (12/24 hr)YY-MM-DD-ddParallel2.7V ~ 3.7V2.5V ~ 3.7V2mA @ 2.7V ~ 3.7V0°C ~ 70°CThrough Hole24-DIP Module (0.600", 15.24mm)24-EDIP
14-TSSOP
IC RTC CLK/CALENDAR SPI 14-TSSOP
$2.50000
40 - Immediate
Microchip TechnologyMicrochip Technology
1
MCP795W12-I/ST-ND
-
Tube
ActiveClock/CalendarAlarm, EEPROM, Leap Year, Square Wave Output, SRAM, Unique ID, Watchdog Timer64BHH:MM:SS:hh (12/24 hr)YY-MM-DD-ddSPI1.8V ~ 3.6V1.3V ~ 3.6V1µA @ 1.8V ~ 5.5V-40°C ~ 85°CSurface Mount14-TSSOP (0.173", 4.40mm Width)14-TSSOP
12-TSSOJ
IC RTC CLK/CALENDAR I2C 12-VSOJ
$9.60000
34 - Immediate
EPSONEPSON
1
SER3779TR-ND
SER3779CT-ND
SER3779DKR-ND
RX-8564LC
Tape & Reel (TR)
Cut Tape (CT)
Digi-Reel®
ActiveClock/CalendarAlarm, Leap Year-HH:MM:SS (24 hr)YY-MM-DD-ddI²C, 2-Wire Serial1.8V ~ 5.5V-0.65µA ~ 0.8µA @ 2V ~ 5V-40°C ~ 85°CSurface Mount12-TFSOJ (0.094", 2.40mm Width)12-VSOJ
8-SOIC
IC RTC CLK/CALENDAR I2C 8-SOIC
$2.42000
0 - Immediate
Texas InstrumentsTexas Instruments
1
296-24583-2-ND
296-24583-1-ND
296-24583-6-ND
-
Tape & Reel (TR)
Cut Tape (CT)
Digi-Reel®
ActiveClock/CalendarLeap Year, Square Wave Output, Trickle-Charger-HH:MM:SS (24 hr)YY-MM-DD-ddI²C, 2-Wire Serial3V ~ 3.6V1.4V ~ 3.6V100µA @ 3.3V-40°C ~ 85°CSurface Mount8-SOIC (0.154", 3.90mm Width)8-SOIC
8-SOIC
IC RTC CLK/CALENDAR I2C 8-SOIC
$1.36000
0 - Immediate
Microchip TechnologyMicrochip Technology
1
MCP79410-I/SN-ND
-
Tube
ActiveClock/CalendarAlarm, Leap Year, Square Wave Output, SRAM, Unique ID64B, 1KbHH:MM:SS (12/24 hr)YY-MM-DD-ddI²C, 2-Wire Serial1.8V ~ 5.5V1.3V ~ 5.5V1.2µA @ 3.3V-40°C ~ 85°CSurface Mount8-SOIC (0.154", 3.90mm Width)8-SOIC
MSOP-8
IC RTC CLK/CALENDAR I2C 8-USOP
$3.77000
0 - Immediate
Maxim IntegratedMaxim Integrated
1
DS1342U+T&RTR-ND
DS1342U+T&RCT-ND
DS1342U+T&RDKR-ND
-
Tape & Reel (TR)
Cut Tape (CT)
Digi-Reel®
ActiveClock/CalendarAlarm, Leap Year, Square Wave Output-HH:MM:SS (12/24 hr)YY-MM-DD-ddI²C, 2-Wire Serial1.8V ~ 5.5V-0.6µA ~ 0.7µA @ 3V ~ 5V-40°C ~ 85°CSurface Mount8-TSSOP, 8-MSOP (0.118", 3.00mm Width)8-uMAX-EP|8-uSOP-EP
8-SOIC
IC RTC CLK/CALENDAR I2C 8-SOIC
$4.09000
0 - Immediate
STMicroelectronicsSTMicroelectronics
1
497-8279-2-ND
497-8279-1-ND
497-8279-6-ND
-
Tape & Reel (TR)
Cut Tape (CT)
Digi-Reel®
ActiveClock/CalendarAlarm, Leap Year, SRAM, Watchdog Timer7BHH:MM:SS:hh (24 hr)YY-MM-DD-ddI²C, 2-Wire Serial2.7V ~ 5.5V2V ~ 5.5V10µA @ 5.5V-40°C ~ 85°CSurface Mount8-SOIC (0.154", 3.90mm Width)8-SO
RV-8803-C7
IC RTC CLK/CALENDAR I2C 8-SON
$4.89000
0 - Immediate
Micro Crystal AGMicro Crystal AG
1
2195-RV-8803-C7-32.768KHZ-3PPM-TA-QCTR-ND
2195-RV-8803-C7-32.768KHZ-3PPM-TA-QCCT-ND
2195-RV-8803-C7-32.768KHZ-3PPM-TA-QCDKR-ND
Automotive, AEC-Q200
Tape & Reel (TR)
Cut Tape (CT)
Digi-Reel®
ActiveClock/CalendarAlarm, Leap Year, RAM-HH:MM:SSYY-MM-DD-ddI²C1.5V ~ 5.5V-350nA @ 3V-40°C ~ 85°C (TA)Surface Mount8-WCDFN8-SON (3.2x1.5)
RV-2123-C2
IC RTC CLK/CALENDAR SPI 10-SON
$7.00000
0 - Immediate
Micro Crystal AGMicro Crystal AG
1
2195-RV-2123-C2-32.768KHZ-20PPM-TA-QCTR-ND
2195-RV-2123-C2-32.768KHZ-20PPM-TA-QCCT-ND
2195-RV-2123-C2-32.768KHZ-20PPM-TA-QCDKR-ND
Automotive, AEC-Q200
Tape & Reel (TR)
Cut Tape (CT)
Digi-Reel®
ActiveClock/CalendarAlarm, Leap Year-HH:MM:SSYY-MM-DD-ddSPI, 4-Wire Serial1.1V ~ 5.5V-180nA @ 3V-40°C ~ 85°C (TA)Surface Mount10-TCDFN Exposed Pad10-SON (5x3.2)
20-SSOP
IC RTC CLK/CALENDAR I2C 20-SSOP
$11.92000
0 - Immediate
STMicroelectronicsSTMicroelectronics
1
497-10616-2-ND
497-10616-1-ND
497-10616-6-ND
-
Tape & Reel (TR)
Cut Tape (CT)
Digi-Reel®
ActiveClock/CalendarAlarm, Leap Year, NVSRAM, Square Wave Output, Supervisor, Watchdog Timer128BHH:MM:SS:hh (24 hr)YY-MM-DD-ddI²C, 2-Wire Serial2.7V ~ 3.6V2.5V ~ 3.6V0.5mA @ 2.7V ~ 3.6V-40°C ~ 85°CSurface Mount20-SSOP (0.209", 5.30mm Width)20-SSOP
20-SOIC 0.295
IC RTC CLK/CALENDAR SPI 20-SOIC
$13.76000
0 - Immediate
Maxim IntegratedMaxim Integrated
1
DS3234SN#-ND
-
Tube
ActiveClock/CalendarAlarm, Leap Year, Square Wave Output, SRAM, TCXO/Crystal256BHH:MM:SS (12/24 hr)YY-MM-DD-ddSPI2V ~ 5.5V2V ~ 3.8V120µA ~ 160µA @ 3.63V ~ 5.5V-40°C ~ 85°CSurface Mount20-SOIC (0.295", 7.50mm Width)20-SOIC
8-SSOP
IC REAL TIME CLOCK 2 WIRE
$2.51000
0 - Immediate
RICOH Electronic Devices Co., LTD.RICOH Electronic Devices Co., LTD.
1
2129-RS5C372A-E2-FTR-ND
2129-RS5C372A-E2-FCT-ND
2129-RS5C372A-E2-FDKR-ND
-
Tape & Reel (TR)
Cut Tape (CT)
Digi-Reel®
ActiveClock/CalendarAlarm, Leap Year-HH:MM:SS (12/24 hr)YY-MM-DD-ddI²C, 2-Wire Serial1.7V ~ 6V-0.9µA ~ 2µA @ 3V ~ 6V-40°C ~ 85°CSurface Mount8-LSSOP (0.173", 4.40mm Width)8-SSOP
8-SOIC
IC RTC CLK/CALENDAR I2C 8-SOIC
$1.23000
0 - Immediate
Microchip TechnologyMicrochip Technology
1
MCP79400T-I/SNTR-ND
MCP79400T-I/SNCT-ND
MCP79400T-I/SNDKR-ND
-
Tape & Reel (TR)
Cut Tape (CT)
Digi-Reel®
ActiveClock/CalendarAlarm, Leap Year, Square Wave Output, SRAM, Unique ID64BHH:MM:SS (12/24 hr)YY-MM-DD-ddI²C, 2-Wire Serial1.8V ~ 5.5V1.3V ~ 5.5V1.2µA (Typ) @ 3.3V-40°C ~ 85°CSurface Mount8-SOIC (0.154", 3.90mm Width)8-SOIC
32-EDIP
IC RTC CLK/CALENDAR PAR 32-EDIP
$55.10000
0 - Immediate
Maxim IntegratedMaxim Integrated
1
DS1747W-120+-ND
-
Tube
ActiveClock/CalendarLeap Year, NVSRAM, Y2K512KBHH:MM:SS (24 hr)YY-MM-DD-ddParallel2.97V ~ 3.63V-2mA @ 3.3V0°C ~ 70°CThrough Hole32-DIP Module (0.600", 15.24mm)32-EDIP
8-TSSOP
IC RTC CLK/CALENDAR I2C 8-TSSOP
$1.19000
0 - Immediate
Microchip TechnologyMicrochip Technology
1
MCP7940N-I/ST-ND
Automotive, AEC-Q100
Tube
ActiveClock/CalendarAlarm, Leap Year, Square Wave Output, SRAM64BHH:MM:SS (12/24 hr)YY-MM-DD-ddI²C, 2-Wire Serial1.8V ~ 5.5V1.3V ~ 5.5V1.2µA @ 3.3V-40°C ~ 85°CSurface Mount8-TSSOP (0.173", 4.40mm Width)8-TSSOP
8-SOIC
IC RTC CLK/CALENDAR I2C 8-SOIC
$2.61000
0 - Immediate
Texas InstrumentsTexas Instruments
1
296-38884-5-ND
-
Tube
ActiveClock/CalendarLeap Year, Square Wave Output, Trickle-Charger-HH:MM:SS (24 hr)YY-MM-DD-ddI²C, 2-Wire Serial3V ~ 3.6V1.4V ~ 3.6V100µA @ 3.3V-40°C ~ 85°CSurface Mount8-SOIC (0.154", 3.90mm Width)8-SOIC
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