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Texas Instruments
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Maxim Integrated
Renesas Electronics America
Epson
Intersil (Renesas Electronics America)
Rochester Electronics
STMicroelectronics
Microchip Technology
Freescale Semiconductor, Inc. (NXP Semiconductors)
Texas Instruments
Integrated Device Technology (IDT)
Micro Crystal
Diodes Incorporated
RICOH Electronic Devices Co., LTD.
Nisshinbo
Abracon LLC.
ABLIC U.S.A. Inc.
Pericom Semiconductor Corp. (Diodes Incorporated)
Cymbet
Seiko Instruments, Inc.
ROHM Semiconductor
Ambiq Micro, Inc.
ECS Inc. International
ams
New Japan Radio (NJR)
NTE Electronics, Inc.
Toyocom
Xicor
Cypress Semiconductor
Electric Imp
KYOCERA Corporation
Microsemi
Nexperia
Dallas Semiconductor
Holtek
Date Format
YY-MM-DD-dd
DW:DM:M:Y
YY-MM-DD
Binary
BCD format
YYYY-MM-DD
YY:MM:DD
Part Status
Active
Obsolete
Last Time Buy
Discontinued
Not For New Designs
LTB
Unconfirmed
RoHS Status
ROHS3 Compliant
RoHS Compliant
Non-RoHS Compliant
Supplier Unconfirmed
Yes with exemptions
RoHS non-compliant
Time Format
HH:MM:SS (12/24 hr)
HH:MM:SS (24 hr)
HH:MM:SS
HH:MM:SS:hh (12/24 hr)
HH:MM:SS:hh (24 hr)
Binary
HH:MM:SS:hh
HH:MM:SS (12 hr, 24 hr)
BCD
Feature
Alarm, Leap Year, Supervisor, Watchdog Timer
Alarm, Leap Year
Alarm, Daylight Savings, Leap Year, NVSRAM, Square Wave Output
Alarm, Leap Year, Square Wave Output
Leap Year
Alarm
Alarm, Leap Year, Watchdog Timer
Leap Year, NVSRAM, Square Wave Output
Leap Year, NVSRAM
Leap Year, NVSRAM, Y2K
Alarm, Leap Year, Square Wave Output, Trickle-Charger
Alarm, Leap Year, Square Wave Output, Watchdog Timer
Alarm, Leap Year, Square Wave Output, SRAM, Unique ID
Alarm, Leap Year, NVSRAM, Square Wave Output, Watchdog Timer, Y2K
Alarm, Leap Year, NVSRAM, Watchdog Timer, Y2K
Alarm, Daylight Savings, Leap Year, Supervisor, Watchdog Timer
Alarm, EEPROM, Leap Year, Square Wave Output, SRAM, Unique ID, Watchdog Timer
Alarm, NVSRAM, Square Wave Output, Y2K
Alarm, Leap Year, SRAM
Alarm, Leap Year, Square Wave Output, SRAM, Watchdog Timer
Alarm, Leap Year, Square Wave Output, SRAM
Alarm, NVRAM, RAM, Trickle Charger
Alarm, Leap Year, NVRAM, Square Wave Output, Trickle Charger
Alarm, Daylight Savings, Leap Year, SRAM
Alarm, EEPROM, Leap Year, Square Wave Output, SRAM, Unique ID
Leap Year, NVSRAM, Trickle-Charger
Leap Year, Trickle-Charger
Trickle-Charger
Alarm, Leap Year, NVSRAM, Square Wave Output, Supervisor, Watchdog Timer
Alarm, Leap Year, NVSRAM, Square Wave Output, Trickle-Charger
NVSRAM
Alarm, Leap Year, RAM
Alarm, Square Wave Output, Trickle-Charger, Watchdog Timer
Alarm, EEPROM, NVRAM, Trickle Charger
Alarm, Leap Year, NVSRAM, Trickle-Charger
Alarm, EEPROM, Leap Year, Square Wave Output, SRAM, Watchdog Timer
Alarm, Leap Year, SRAM, Trickle-Charger, Watchdog Timer
Alarm, Leap Year, Square Wave Output, SRAM, TCXO/Crystal
Alarm, Leap Year, Square Wave Output, TCXO/Crystal
Alarm, Leap Year, Supervisor, Unique ID, Watchdog Timer
Alarm, Y2K
Unique ID
Alarm, Leap Year, NVSRAM, Square Wave Output, Watchdog Timer
Alarm, Leap Year, SRAM, Watchdog Timer
Alarm, Leap Year, Watchdog Timer, Y2K
Leap Year, NVSRAM, Square Wave Output, Trickle-Charger
Alarm, Daylight Savings, NVSRAM
Alarm, Leap Year, Square Wave Output, Unique ID
Alarm, Leap Year, Unique ID
Alarm, Square Wave Output, Watchdog Timer
Leap Year, Square Wave Output, Y2K
Leap Year, Watchdog Timer
Alarm, EEPROM, Leap Year, Unique ID
Alarm, FRAM, Leap Year, Square Wave Output, TCXO/Crystal
Alarm, Leap Year, NVSRAM, Square Wave Output
Alarm, Leap Year, NVSRAM, Y2K
Alarm, Leap Year, Square Wave Output, TCXO/Crystal, Watchdog Timer
Alarm, NVSRAM, Square Wave Output
EEPROM, Leap Year, Supervisor, Trickle-Charger, Watchdog Timer
Alarm, EEPROM
Alarm, Leap Year, NVRAM, Square Wave Output, Watchdog Timer
Alarm, Leap Year, SRAM, Trickle-Charger
Alarm, Leap Year, Square Wave Output, SRAM, TCXO/Crystal, Watchdog Timer
Alarm, Leap Year, Square Wave Output, Supervisor, Watchdog Timer, Y2K
Alarm, Leap Year, Trickle-Charger
Alarm, SRAM
Alarm, Square Wave Output
Alarm, Supervisor, Watchdog Timer
Leap Year, Square Wave Output, Trickle-Charger
Alarm, Daylight Savings, SRAM
Alarm, Leap Year, Unique ID, Y2K
Alarm, NVSRAM
Alarm, SRAM, Trickle-Charger
Square Wave Output, Unique ID
Alarm, Backup Supply Charger, Leap Year, RAM
Alarm, EEPROM, Leap Year, Square Wave Output, SRAM, TCXO/Crystal, Trickle-Charger
Alarm, Leap Year, NVSRAM, Watchdog Timer
Alarm, Leap Year, RAM, Supervisor, Trickle Charger, Unique ID, Watchdog Timer
Alarm, RAM, Trickle Charger, Watchdog Timer
Alarm, Square Wave Output, SRAM
EEPROM, Leap Year
EEPROM, Leap Year, NVSRAM
Leap Year, Supervisor
Alarm, EEPROM, RAM
Alarm, Square Wave Output, SRAM, Trickle Charge, Watchdog Timer
Audio, Leap Year, Trickle-Charger
Leap Year, SRAM
Interface
I2C, 2-Wire Serial
Parallel
2-Wire, I2C, Serial
SPI
3-Wire Serial
I2C
SPI, 4-Wire Serial
4-Wire Serial
SPI, 3-Wire Serial
1-Wire® Serial
Multiplexed
Serial
1-Wire® and 3-Wire
I2C, SMBus
I2C, SPI
I2C, Serial
SPI, Serial
Moisture Sensitivity Level (MSL)
1 (Unlimited)
3 (168 Hours)
2 (1 Year)
2A (4 Weeks)
5 (48 Hours)
Not Applicable
4 (72 Hours)
Mounting Type
Surface Mount
Through Hole
Operating Temperature
-40°C~85°C
0°C~70°C
-40°C~85°C TA
-40°C~125°C TA
-40°C~125°C
-10°C~70°C
-25°C~70°C
-40°C~105°C
-20°C~70°C
-30°C~80°C
-30°C~70°C
Package / Case
8-SOIC (0.154, 3.90mm Width)
SOIC
TSSOP
8-TSSOP, 8-MSOP (0.118, 3.00mm Width)
14-TSSOP (0.173, 4.40mm Width)
8-TSSOP (0.173, 4.40mm Width)
16-SOIC (0.295, 7.50mm Width)
14-SOIC (0.154, 3.90mm Width)
34-PowerCap™ Module
14-SOIC (0.197, 5.00mm Width)
24-SOIC (0.295, 7.50mm Width)
28-SOIC (0.295, 7.50mm Width)
10-TFSOP, 10-MSOP (0.118, 3.00mm Width)
32-DIP Module (0.600, 15.24mm)
28-DIP Module (0.600, 15.24mm)
12-TFSOJ (0.094, 2.40mm Width)
24-DIP Module (0.600, 15.24mm)
20-TSSOP (0.173, 4.40mm Width)
20-SOIC (0.295, 7.50mm Width)
28-LCC (J-Lead)
16-VFQFN Exposed Pad
24-DIP (0.600, 15.24mm)
10-VCDFN
28-SOP (0.350, 8.89mm Width) with SNAPHAT Sockets
20-SSOP (0.154, 3.90mm Width)
MSOP
8-WFDFN Exposed Pad
8-DIP (0.300, 7.62mm)
14-SOIC (0.209, 5.30mm Width)
24-SOIC (0.311, 7.90mm Width)
28-TSSOP (0.465, 11.80mm Width)
18-SOX, 18-SOIC with Crystal (7.5mm Width)
24-SSOP (0.154, 3.90mm Width)
10-TCDFN Exposed Pad
16-DIP (0.300, 7.62mm)
22-LFDFN
20-LSSOJ (0.213, 5.40mm Width)
44-BSOP (0.337, 8.56mm Width) requires SNAPHAT
QFN
24-TSSOP (0.173, 4.40mm Width)
28-DIP (0.600, 15.24mm)
Die
14-WFDFN Exposed Pad
18-DIP (0.300, 7.62mm)
8-WDFN Exposed Pad
SSOP
10-SMD, No Lead
8-SOIC (0.209, 5.30mm Width)
8-WCDFN
QFN-16
22-SMD, 20 Leads, Flat Leads
SO
32-DIP Module (0.61, 15.49mm)
8-SMD, Flat Lead
PDIP
SSOP-10
10-SMD Module
10-WFDFN Exposed Pad
16-VQFN Exposed Pad
28-TSSOP (0.173, 4.40mm Width)
6-LSOJ (0.148, 3.76mm Width)
DIP
TSSOP-10
16-SOIC (0.154, 3.90mm Width)
28-SOIC (0.337, 8.56mm Width) with SNAPHAT Sockets
32-LFSOP (0.724, 18.40mm Width)
32-TQFP
48-LQFP
UMAX
10-XFDFN Exposed Pad
14-SOIC, Non-Standard
24-SOP (0.213, 5.40mm Width)
8-UFDFN
Module
SSOP-16
10-LFSOP, 10-MSOP (0.110, 2.80mm Width)
168-BGA
20-PowerLFDFN
24-DIP Module (0.61, 15.49mm)
28-DIP Module (0.61, 15.49mm)
48-BBGA
6-WDFN Exposed Pad
8-SOIC (0.295, 7.50mm Width)
DFN
SOP
SSOP-8
TSOP
10-VFDFN Exposed Pad
10-VFSOP, 10-MSOP (0.110, 2.80mm Width)
12-UFBGA, WLBGA
16-UFQFN Exposed Pad
18-SOIC (0.209, 5.30mm Width)
28-DIP Module (0.61, 15.49mm), 23 Leads
44-BSOP (0.337, 8.56mm Width)
6-VBGA, FCBGA
8-LSSOP (0.173, 4.40mm Width)
8-SMD Module
8-UFDFN Exposed Pad
80-BBGA
QFN-12
Packaging
Tube
Tape & Reel (TR)
Bulk
Tray
Tape & Reel
Cut Tape (CT)
MouseReel
Tape and Reel
Digi-Reel®
Reel
Cut Tape
Rail/Tube
Strip
Type
Clock/Calendar
Phantom Time Chip
Binary Counter
Time Event Recorder
Clock/Calendar/Supervisor
CMOS Real-Time Clock and Calendar
Portable System Controller
Elapsed Time Counter
Timer Clock Peripheral (TCP)
Real Time Clock (RTC)
Serial RTC
Temperature Recorder
CMOS Real Time Clock ICs
with Temp. Recorder
Categories
RTCs (106)
View Mode:
106
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BQ3285LSSTR
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RFQ
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RFQ
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RFQ
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RFQ
BQ32002DR
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RFQ
DP8573AV/NOPB
Texas Instruments
In Stock
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RFQ
BQ3285LFSS-A1G4
Texas Instruments
In Stock
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RFQ
DP8573AV
Texas Instruments
In Stock
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RFQ
BQ4285S-SB2
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In Stock
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RFQ
BQ4845S-A4TR
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RFQ
BQ4802LYDWRG4
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In Stock
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BQ3285LCSS
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In Stock
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RFQ
BQ3287MT-I
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In Stock
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RFQ
BQ3287MT-SB2
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BQ4285LS
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BQ3285ESG4
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BQ3285ECSS
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BQ4845YS-A4TRG4
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RFQ
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