DS1243Y-120
Analog Devices Inc./Maxim Integrated
IC RTC PHANTOM CHIP PAR 28EDIP
Sa stock6350 pcs
4.5V ~ 5.5V
-
HH:MM:SS:hh (12/24 hr)
YY-MM-DD-dd
-
7mA @ 3.3V
DS1243
Tube
-
0°C ~ 70°C
Through Hole
Phantom Time Chip
Leap Year
Parallel
28-DIP Module (0.600', 15.24mm)
28-EDIP
RFQ
ISL12020MIRZ-T
Renesas Electronics America Inc
IC RTC CLK/CALENDAR I2C 20DFN
Sa stock7158 pcs
2.7V ~ 5.5V
128B
HH:MM:SS (12/24 hr)
YY-MM-DD-dd
1.8V ~ 5.5V
14µA ~ 15µA @ 3V ~ 5V
ISL12020
Tape & Reel (TR)
-
-40°C ~ 85°C
Surface Mount
Clock/Calendar
Alarm, Daylight Savings, Leap Year, SRAM
I²C, 2-Wire Serial
20-PowerLFDFN
20-DFN (5.5x4.0)
RFQ
DS1742-85+
Analog Devices Inc./Maxim Integrated
IC RTC CLK/CALENDAR PAR 24-EDIP
Sa stock2301 pcs
-
-
-
-
-
-
DS1742
Tube
*
-
-
-
-
-
-
-
RFQ
DS3234SN#T&R
Analog Devices Inc./Maxim Integrated
IC RTC CLK/CALENDAR SPI 20SOIC
Sa stock5724 pcs
2V ~ 5.5V
256B
HH:MM:SS (12/24 hr)
YY-MM-DD-dd
2V ~ 3.8V
120µA ~ 160µA @ 3.63V ~ 5.5V
DS3234
Tape & Reel (TR)
-
-40°C ~ 85°C
Surface Mount
Clock/Calendar
Alarm, Leap Year, Square Wave Output, SRAM, TCXO/Crystal
SPI
20-SOIC (0.295", 7.50mm Width)
20-SOIC
RFQ
X1227S8I
Intersil
IC RTC CLK/CALENDAR I2C 8SOIC
Sa stock10700 pcs
4.5V ~ 5.5V
-
HH:MM:SS (12/24 hr)
YY-MM-DD-dd
1.8V ~ 5.5V
10µA ~ 20µA @ 2.7V ~ 5V
-
Tube
-
-40°C ~ 85°C
Surface Mount
Clock/Calendar
Alarm, Leap Year, Supervisor, Watchdog Timer
I²C, 2-Wire Serial
8-SOIC (0.154", 3.90mm Width)
8-SOIC
RFQ
DS1678S
Analog Devices Inc./Maxim Integrated
IC RTC TIME EVENT REC I2C 8SOIC
Sa stock12430 pcs
4.5V ~ 5.5V
32B
HH:MM:SS (12/24 hr)
YY-MM-DD-dd
2.6V ~ 3.5V
-
DS1678
Tube
-
-40°C ~ 85°C
Surface Mount
Time Event Recorder
Alarm, Leap Year, NVSRAM, Y2K
I²C, 2-Wire Serial
8-SOIC (0.209", 5.30mm Width)
8-SOIC
RFQ
BQ3285LCS
Texas Instruments
TIMER OR RTC, VOLATILE, CMOS
Sa stock15282 pcs
-
-
-
-
-
-
-
Bulk
*
-
-
-
-
-
-
-
RFQ
DS1374C-33#T&R
Analog Devices Inc./Maxim Integrated
IC RTC BINARY COUNTER I2C 16SOIC
Sa stock10786 pcs
2.97V ~ 5.5V
-
Binary
Binary
1.3V ~ 5.5V
175µA @ 2.97V ~ 5.5V
DS1374
Tape & Reel (TR)
-
-40°C ~ 85°C
Surface Mount
Binary Counter
Alarm, Square Wave Output, Trickle-Charger, Watchdog Timer
I²C, 2-Wire Serial
16-SOIC (0.295', 7.50mm Width)
16-SOIC
RFQ
BQ4845YS-A4N
Texas Instruments
IC RTC CLK/CALENDAR PAR 28SOIC
Sa stock9390 pcs
4.5V ~ 5.5V
-
HH:MM:SS (12/24 hr)
YY-MM-DD-dd
2.3V ~ 4V
1.5mA (Typ) @ 4.5 V ~ 5.5 V
BQ4845
Tube
-
-40°C ~ 85°C
Surface Mount
Clock/Calendar
Alarm, Daylight Savings, Leap Year, Supervisor, Watchdog Timer
Parallel
28-SOIC (0.295", 7.50mm Width)
28-SOIC
RFQ
X1227S8I-2.7
Renesas Electronics America Inc
IC RTC CLK/CALENDAR I2C 8SOIC
Sa stock6580 pcs
2.7V ~ 5.5V
-
HH:MM:SS (12/24 hr)
YY-MM-DD-dd
1.8V ~ 5.5V
10µA ~ 20µA @ 2.7V ~ 5V
X1227
Tube
-
-40°C ~ 85°C
Surface Mount
Clock/Calendar
Alarm, Leap Year, Supervisor, Watchdog Timer
I²C, 2-Wire Serial
8-SOIC (0.154', 3.90mm Width)
8-SOIC
RFQ
DS1248Y-200
Analog Devices Inc./Maxim Integrated
1024K NV SRAM & PHANTOM CLOCK
Sa stock1973 pcs
2.97V ~ 3.63V, 4.5V ~ 5.5V
128KB
HH:MM:SS:hh (12/24 hr)
YY-MM-DD-dd
Integrated
10mA @ 5V
-
Bulk
-
0°C ~ 70°C
Through Hole
Phantom Time Chip
EEPROM, Leap Year, NVSRAM, RAM
Parallel
32-DIP Module (0.600", 15.24mm)
32-EDIP
RFQ
MCP79402-I/MS
Microchip Technology
IC RTC CLK/CALENDAR I2C 8MSOP
Sa stock30109 pcs
1.8V ~ 5.5V
64B
HH:MM:SS (12/24 hr)
YY-MM-DD-dd
1.3V ~ 5.5V
1.2µA (Typ) @ 3.3V
MCP79402
Tube
-
-40°C ~ 85°C
Surface Mount
Clock/Calendar
Alarm, Leap Year, Square Wave Output, SRAM, Unique ID
I²C, 2-Wire Serial
8-TSSOP, 8-MSOP (0.118", 3.00mm Width)
8-MSOP
RFQ
DS1501WS
Analog Devices Inc./Maxim Integrated
IC RTC CLK/CALENDAR PAR 28SOIC
Sa stock8760 pcs
3V ~ 3.6V
256B
HH:MM:SS (24 hr)
YY-MM-DD-dd
2.5V ~ 3.7V
4mA @ 3V ~ 3.6V
DS1501
Tube
-
0°C ~ 70°C
Surface Mount
Clock/Calendar
Alarm, Leap Year, NVSRAM, Square Wave Output, Watchdog Timer, Y2K
Parallel
28-SOIC (0.295', 7.50mm Width)
28-SOIC
RFQ
DS1685S-5+T&R
Analog Devices Inc./Maxim Integrated
IC RTC CLK/CALENDAR PAR 24SOIC
Sa stock9334 pcs
4.5V ~ 5.5V
242B
HH:MM:SS (12/24 hr)
YY-MM-DD-dd
2.5V ~ 3.7V
3mA @ 5V
DS1685
Tape & Reel (TR)
-
0°C ~ 70°C
Surface Mount
Clock/Calendar
Alarm, NVSRAM, Square Wave Output, Y2K
Parallel
24-SOIC (0.295', 7.50mm Width)
24-SOIC
RFQ
X1205S8ZT1
Renesas Electronics America Inc
IC RTC CLK/CALENDAR I2C 8SOIC
Sa stock13860 pcs
2.7V ~ 5.5V
-
HH:MM:SS (12/24 hr)
YY-MM-DD-dd
1.8V ~ 5.5V
10µA ~ 20µA @ 2.7V ~ 5V
X1205
Tape & Reel (TR)
-
0°C ~ 70°C
Surface Mount
Clock/Calendar
Alarm, Leap Year
I²C, 2-Wire Serial
8-SOIC (0.154', 3.90mm Width)
8-SOIC
RFQ
DS1308U-33+T
Analog Devices Inc./Maxim Integrated
IC RTC CLOCK/CALENDAR I2C 8UMAX
Sa stock12795 pcs
3V ~ 5.5V
56B
HH:MM:SS (12/24 hr)
YY-MM-DD-dd
1.3V ~ 5.5V
125µA ~ 200µA @ 3V ~ 5.5V
DS1308
Tape & Reel (TR)
-
-40°C ~ 85°C
Surface Mount
Clock/Calendar
Leap Year, NVSRAM, Square Wave Output
I²C, 2-Wire Serial
8-TSSOP, 8-MSOP (0.118", 3.00mm Width)
8-uMAX/uSOP
RFQ
ISL12026AIBZ-T
Renesas Electronics America Inc
IC RTC CLK/CALENDAR I2C 8SOIC
Sa stock15644 pcs
2.7V ~ 5.5V
-
HH:MM:SS (12/24 hr)
YY-MM-DD-dd
1.8V ~ 5.5V
10µA ~ 20µA @ 2.7V ~ 5.5V
ISL12026
Tape & Reel (TR)
-
-40°C ~ 85°C
Surface Mount
Clock/Calendar
Alarm, Leap Year
I²C, 2-Wire Serial
8-SOIC (0.154", 3.90mm Width)
8-SOIC
RFQ
DS3231M+TRL
Analog Devices Inc./Maxim Integrated
IC RTC CLK/CALENDAR I2C 16SOIC
Sa stock5347 pcs
2.3V ~ 5.5V
-
HH:MM:SS (12/24 hr)
YY-MM-DD-dd
2.3V ~ 5.5V
130µA ~ 200µA @ 3.63V ~ 5.5V
DS3231
Tape & Reel (TR)
-
-40°C ~ 85°C
Surface Mount
Clock/Calendar
Alarm, Leap Year, Square Wave Output
I²C, 2-Wire Serial
16-SOIC (0.295", 7.50mm Width)
16-SOIC
RFQ
DS1687-5
Analog Devices Inc./Maxim Integrated
IC RTC CLK/CALENDAR PAR 24EDIP
Sa stock11350 pcs
4.5V ~ 5.5V
242B
HH:MM:SS (12/24 hr)
YY-MM-DD-dd
2.5V ~ 3.7V
3mA @ 5V
DS1687
Tube
-
0°C ~ 70°C
Through Hole
Clock/Calendar
Alarm, NVSRAM, Square Wave Output, Y2K
Parallel
24-DIP Module (0.600", 15.24mm)
24-EDIP
RFQ
CDP68HC68T1E
Renesas Electronics America Inc
IC RTC CLK/CALENDAR SPI 16DIP
Sa stock4220 pcs
3V ~ 6V
32B
HH:MM:SS (12/24 hr)
YY-MM-DD-dd
2.2V ~ 6V
20µA ~ 500µA @ 5V
CDP68HC68T1
Tube
-
-40°C ~ 85°C
Through Hole
Clock/Calendar
Alarm, Leap Year, Square Wave Output, Watchdog Timer
SPI
16-DIP (0.300", 7.62mm)
16-PDIP
RFQ
DS1500Y
Analog Devices Inc./Maxim Integrated
IC RTC CLK/CALENDAR PAR 32EDIP
Sa stock16710 pcs
4.5V ~ 5.5V
256B
HH:MM:SS (24 hr)
YY-MM-DD-dd
2.5V ~ 3.7V
5mA @ 4.5V ~ 5.5V
DS1500
Tube
-
0°C ~ 70°C
Through Hole
Clock/Calendar
Alarm, Leap Year, NVSRAM, Square Wave Output, Watchdog Timer, Y2K
Parallel
32-DIP Module (0.600', 15.24mm)
32-EDIP
RFQ
DS1339AU+T
Analog Devices Inc./Maxim Integrated
IC RTC CLOCK/CALENDAR I2C 8UMAX
Sa stock15904 pcs
1.71V ~ 5.5V
-
HH:MM:SS (12/24 hr)
YY-MM-DD-dd
1.3V ~ 3.7V
200µA @ 1.71V ~ 5.5V
DS1339
Tape & Reel (TR)
-
-40°C ~ 85°C
Surface Mount
Clock/Calendar
Alarm, Leap Year, Square Wave Output, Trickle-Charger
I²C, 2-Wire Serial
8-TSSOP, 8-MSOP (0.118', 3.00mm Width)
8-uMAX/uSOP
RFQ
M48T02-70PC1
STMicroelectronics
IC RTC CLK/CALENDAR PAR 24DIP
Sa stock1788 pcs
4.75V ~ 5.5V
-
HH:MM:SS (24 hr)
YY-MM-DD-dd
-
3mA @ 4.7V ~ 5.5V
M48T02
Tube
Timekeeper®
0°C ~ 70°C
Through Hole
Clock/Calendar
Leap Year
Parallel
24-DIP Module (0.600', 15.24mm)
24-PCDIP, CAPHAT®
RFQ
BQ4845S-A4N
Texas Instruments
IC RTC CLK/CALENDAR PAR 28SOIC
Sa stock8390 pcs
4.75V ~ 5.5V
-
HH:MM:SS (12/24 hr)
YY-MM-DD-dd
2.3V ~ 4V
1.5mA (Typ) @ 4.5 V ~ 5.5 V
BQ4845
Tube
-
-40°C ~ 85°C
Surface Mount
Clock/Calendar
Alarm, Daylight Savings, Leap Year, Supervisor, Watchdog Timer
Parallel
28-SOIC (0.295', 7.50mm Width)
28-SOIC
RFQ
DS12887+
Analog Devices Inc./Maxim Integrated
IC RTC CLK/CALENDAR PAR 24EDIP
Sa stock3449 pcs
4.5V ~ 5.5V
114B
HH:MM:SS (12/24 hr)
YY-MM-DD-dd
2.5V ~ 4V
15mA @ 4.5V ~ 5.5V
DS12887
Tube
-
0°C ~ 70°C
Through Hole
Clock/Calendar
Alarm, Daylight Savings, Leap Year, NVSRAM, Square Wave Output
Parallel
24-DIP Module (0.600', 15.24mm)
24-EDIP
RFQ
DS1374U-33+
Analog Devices Inc./Maxim Integrated
IC RTC BINARY COUNTER I2C 10UMAX
Sa stock15697 pcs
2.97V ~ 5.5V
-
Binary
Binary
1.3V ~ 5.5V
175µA @ 2.97V ~ 5.5V
DS1374
Tube
-
-40°C ~ 85°C
Surface Mount
Binary Counter
Alarm, Square Wave Output, Trickle-Charger, Watchdog Timer
I²C, 2-Wire Serial
10-TFSOP, 10-MSOP (0.118', 3.00mm Width)
10-uMAX/uSOP
RFQ
DS1486-120+
Analog Devices Inc./Maxim Integrated
IC RTC CLK/CALENDAR PAR 32EDIP
Sa stock17760 pcs
4.5V ~ 5.5V
128KB
HH:MM:SS:hh (12/24 hr)
YY-MM-DD-dd
-
4mA @ 5V
DS1486
Tube
-
0°C ~ 70°C
Through Hole
Clock/Calendar
Alarm, Leap Year, NVSRAM, Square Wave Output, Watchdog Timer
Parallel
32-DIP Module (0.600", 15.24mm)
32-EDIP
RFQ
RTC-72421B
EPSON
IC RTC CLK/CALENDAR PAR 18DIP
Sa stock13040 pcs
4.5V ~ 5.5V
-
HH:MM:SS (12/24 hr)
YY-MM-DD-dd
-
5µA ~ 10µA @ 2V ~ 5V
-
Tube
-
-10°C ~ 70°C
Through Hole
Clock/Calendar
Leap Year
Parallel
18-DIP (0.300', 7.62mm)
18-DIP
RFQ
DS1672U-33+
Analog Devices Inc./Maxim Integrated
IC RTC BINARY COUNTER I2C 8UMAX
Sa stock20381 pcs
2.97V ~ 3.63V
-
Binary
Binary
1.3V ~ 3.63V
500µA @ 3.63V
DS1672
Tube
-
-40°C ~ 85°C
Surface Mount
Binary Counter
Trickle-Charger
I²C, 2-Wire Serial
8-TSSOP, 8-MSOP (0.118", 3.00mm Width)
8-uMAX/uSOP
RFQ
DS1248Y-70IND
Analog Devices Inc./Maxim Integrated
IC RTC PHANTOM CHIP PAR 32EDIP
Sa stock16950 pcs
4.5V ~ 5.5V
128KB
HH:MM:SS:hh (12/24 hr)
YY-MM-DD-dd
-
10mA @ 5V
DS1248
Tube
-
-40°C ~ 85°C
Through Hole
Phantom Time Chip
NVSRAM
Parallel
32-DIP Module (0.600", 15.24mm)
32-EDIP
RFQ
DS17487-3
Analog Devices Inc./Maxim Integrated
IC RTC CLK/CALENDAR PAR 24EDIP
Sa stock14790 pcs
2.7V ~ 3.7V
4KB
HH:MM:SS (12/24 hr)
YY-MM-DD-dd
2.5V ~ 3.7V
2mA @ 2.7V ~ 3.7V
DS17487
Tube
-
0°C ~ 70°C
Through Hole
Clock/Calendar
Alarm, Daylight Savings, Leap Year, NVSRAM, Square Wave Output
Parallel
24-DIP Module (0.600", 15.24mm)
24-EDIP
RFQ
DS1306E
Analog Devices Inc./Maxim Integrated
IC RTC CLK/CALENDAR SPI 20TSSOP
Sa stock15090 pcs
2V ~ 5.5V
96B
HH:MM:SS (12/24 hr)
YY-MM-DD-dd
2V ~ 5.5V
25.3µA ~ 81µA @ 2V ~ 5V
DS1306
Tube
-
0°C ~ 70°C
Surface Mount
Clock/Calendar
Alarm, Leap Year, NVSRAM, Square Wave Output, Trickle-Charger
SPI
20-TSSOP (0.173', 4.40mm Width)
20-TSSOP
RFQ
DS1672S-3
Analog Devices Inc./Maxim Integrated
IC RTC BINARY COUNTER I2C 8SOIC
Sa stock4890 pcs
2.7V ~ 3.3V
-
Binary
Binary
1.3V ~ 3.63V
500µA @ 3.3V
DS1672
Tube
-
-40°C ~ 85°C
Surface Mount
Binary Counter
Trickle-Charger
I²C, 2-Wire Serial
8-SOIC (0.154", 3.90mm Width)
8-SOIC
RFQ
MCP79412T-I/MNY
Microchip Technology
IC RTC CLK/CALENDAR I2C 8TDFN
Sa stock24442 pcs
1.8V ~ 5.5V
64B, 1Kb
HH:MM:SS (12/24 hr)
YY-MM-DD-dd
1.3V ~ 5.5V
1.2µA @ 3.3V
MCP79412
Tape & Reel (TR)
-
-40°C ~ 85°C
Surface Mount
Clock/Calendar
Alarm, Leap Year, Square Wave Output, SRAM, Unique ID
I²C, 2-Wire Serial
8-WFDFN Exposed Pad
8-TDFN (2x3)
RFQ
DS1307+
Analog Devices Inc./Maxim Integrated
IC RTC CLOCK/CALENDAR I2C 8DIP
Sa stock15942 pcs
4.5V ~ 5.5V
56B
HH:MM:SS (12/24 hr)
YY-MM-DD-dd
2V ~ 3.5V
200µA @ 5V
DS1307
Tube
-
0°C ~ 70°C
Through Hole
Clock/Calendar
Leap Year, NVSRAM, Square Wave Output
I²C, 2-Wire Serial
8-DIP (0.300', 7.62mm)
8-PDIP
RFQ
PCF85263ATT/AJ
NXP USA Inc.
IC RTC CLK/CALENDAR I2C 8TSSOP
Sa stock51760 pcs
0.9V ~ 5.5V
-
HH:MM:SS:hh (12/24 hr)
YY-MM-DD-dd
0.9V ~ 5.5V
0.885µA @ 3.3V
PCF85263
Tape & Reel (TR)
-
-40°C ~ 85°C
Surface Mount
Clock/Calendar
Alarm, Leap Year, Watchdog Timer
I²C, 2-Wire Serial
8-TSSOP, 8-MSOP (0.118', 3.00mm Width)
8-TSSOP
RFQ
ISL12027IV27AZ-T
Renesas Electronics America Inc
IC RTC CLK/CALENDAR I2C 8TSSOP
Sa stock13080 pcs
2.7V ~ 5.5V
-
HH:MM:SS (12/24 hr)
YY-MM-DD-dd
1.8V ~ 5.5V
10µA ~ 20µA @ 2.7V ~ 5.5V
ISL12027
Tape & Reel (TR)
-
-40°C ~ 85°C
Surface Mount
Clock/Calendar
Alarm, Leap Year, Supervisor, Watchdog Timer
I²C, 2-Wire Serial
8-TSSOP (0.173", 4.40mm Width)
8-TSSOP
RFQ
M41ST87WSS6F
STMicroelectronics
IC RTC CLK/CALENDAR I2C 20SSOP
Sa stock6264 pcs
2.7V ~ 3.6V
128B
HH:MM:SS:hh (24 hr)
YY-MM-DD-dd
2.5V ~ 3.6V
0.5mA @ 2.7V ~ 3.6V
M41ST87
Tape & Reel (TR)
-
-40°C ~ 85°C
Surface Mount
Clock/Calendar
Alarm, Leap Year, NVSRAM, Square Wave Output, Supervisor, Watchdog Timer
I²C, 2-Wire Serial
20-SSOP (0.209", 5.30mm Width)
20-SSOP
RFQ
RV5C348B-E2-F
Nisshinbo Micro Devices Inc.
IC RTC CLK/CALENDAR SER 10SSOP
Sa stock35400 pcs
2V ~ 5.5V
-
HH:MM:SS (12/24 hr)
YY-MM-DD-dd
-
1µA @ 3V
RV5C348
Tape & Reel (TR)
-
-40°C ~ 85°C
Surface Mount
Clock/Calendar
Alarm, Leap Year
4-Wire Serial
10-LFSOP, 10-MSOP (0.110", 2.80mm Width)
10-SSOP-G
RFQ
DS1685-3+
Analog Devices Inc./Maxim Integrated
IC RTC CLK/CALENDAR PAR 24-DIP
Sa stock6815 pcs
2.7V ~ 3.7V
242B
HH:MM:SS (12/24 hr)
YY-MM-DD-dd
2.5V ~ 3.7V
2mA @ 3V
DS1685
Tube
-
0°C ~ 70°C
Through Hole
Clock/Calendar
Alarm, NVSRAM, Square Wave Output, Y2K
Parallel
24-DIP (0.600', 15.24mm)
24-PDIP
RFQ
DS1643-100
Analog Devices Inc./Maxim Integrated
IC RTC CLK/CALENDAR PAR 28EDIP
Sa stock8700 pcs
4.5V ~ 5.5V
8KB
HH:MM:SS (24 hr)
YY-MM-DD-dd
-
3mA @ 5V
DS1643
Tube
-
0°C ~ 70°C
Through Hole
Clock/Calendar
Leap Year, NVSRAM
Parallel
28-DIP Module (0.600', 15.24mm)
28-EDIP
RFQ
DS1338U-3+T&R
Analog Devices Inc./Maxim Integrated
IC RTC CLOCK/CALENDAR I2C 8UMAX
Sa stock18064 pcs
2.7V ~ 5.5V
56B
HH:MM:SS (12/24 hr)
YY-MM-DD-dd
1.3V ~ 3.7V
200µA @ 3.3V
DS1338
Tape & Reel (TR)
-
-40°C ~ 85°C
Surface Mount
Clock/Calendar
Leap Year, NVSRAM, Square Wave Output
I²C, 2-Wire Serial
8-TSSOP, 8-MSOP (0.118', 3.00mm Width)
8-uMAX/uSOP
RFQ
DS3231MZ+
Analog Devices Inc./Maxim Integrated
IC RTC CLK/CALENDAR I2C 8SOIC
Sa stock4849 pcs
2.3V ~ 5.5V
-
HH:MM:SS (12/24 hr)
YY-MM-DD-dd
2.3V ~ 5.5V
130µA ~ 200µA @ 3.63V ~ 5.5V
DS3231
Tube
-
-40°C ~ 85°C
Surface Mount
Clock/Calendar
Alarm, Leap Year, Square Wave Output
I²C, 2-Wire Serial
8-SOIC (0.154", 3.90mm Width)
8-SOIC
RFQ
DS1284
Analog Devices Inc./Maxim Integrated
IC RTC CLK/CALENDAR PAR 28DIP
Sa stock11450 pcs
4.5V ~ 5.5V
50B
HH:MM:SS:hh (12/24 hr)
YY-MM-DD-dd
2.4V ~ 3.5V
7mA @ 5V
DS1284
Tube
-
0°C ~ 70°C
Through Hole
Clock/Calendar
Alarm, Leap Year, Square Wave Output, SRAM, Watchdog Timer
Parallel
28-DIP (0.600', 15.24mm)
28-PDIP
RFQ
DS1306E+
Analog Devices Inc./Maxim Integrated
IC RTC CLK/CALENDAR SPI 20TSSOP
Sa stock10111 pcs
2V ~ 5.5V
96B
HH:MM:SS (12/24 hr)
YY-MM-DD-dd
2V ~ 5.5V
25.3µA ~ 81µA @ 2V ~ 5V
DS1306
Tube
-
0°C ~ 70°C
Surface Mount
Clock/Calendar
Alarm, Leap Year, NVSRAM, Square Wave Output, Trickle-Charger
SPI
20-TSSOP (0.173', 4.40mm Width)
20-TSSOP
RFQ
PT7C4372ALEX
Diodes Incorporated
IC RTC CLK/CALENDAR I2C 8TSSOP
Sa stock73940 pcs
1.8V ~ 6V
-
HH:MM:SS (12/24 hr)
YY-MM-DD-dd
-
0.8µA @ 3V
PT7C4372
Tape & Reel (TR)
-
-40°C ~ 85°C
Surface Mount
Clock/Calendar
Alarm, Leap Year
I²C, 2-Wire Serial
8-TSSOP (0.173', 4.40mm Width)
8-TSSOP
RFQ
DS12885T+
Analog Devices Inc./Maxim Integrated
IC RTC CLK/CALENDAR PAR 32TQFP
Sa stock3903 pcs
4.5V ~ 5.5V
114B
HH:MM:SS (12/24 hr)
YY-MM-DD-dd
2.5V ~ 4V
15mA @ 4.5V ~ 5.5V
DS12885
Tray
-
0°C ~ 70°C
Surface Mount
Clock/Calendar
Alarm, Daylight Savings, Leap Year, NVSRAM, Square Wave Output
Parallel
32-TQFP
32-TQFP (7x7)
RFQ
M41T82SM6E
STMicroelectronics
IC RTC CLK/CALENDAR I2C 8SOIC
Sa stock4260 pcs
3V ~ 5.5V
7B
HH:MM:SS:hh (24 hr)
YY-MM-DD-dd
2V ~ 5.5V
10µA @ 5.5V
M41T82
Tube
-
-40°C ~ 85°C
Surface Mount
Clock/Calendar
Alarm, Leap Year, SRAM, Watchdog Timer
I²C, 2-Wire Serial
8-SOIC (0.154', 3.90mm Width)
8-SOIC
RFQ
DS3232MZ+
Analog Devices Inc./Maxim Integrated
IC RTC CLK/CALENDAR I2C 8SOIC
Sa stock5420 pcs
2.3V ~ 4.5V
236B
HH:MM:SS (12/24 hr)
YY-MM-DD-dd
2.3V ~ 4.5V
175µA @ 2.3V ~ 4.5V
DS3232
Tube
-
-40°C ~ 85°C
Surface Mount
Clock/Calendar
Alarm, Leap Year, Square Wave Output, SRAM
I²C, 2-Wire Serial
8-SOIC (0.154', 3.90mm Width)
8-SOIC
RFQ
M41T80M6E
STMicroelectronics
IC RTC CLK/CALENDAR I2C 8SOIC
Sa stock14810 pcs
2V ~ 5.5V
-
HH:MM:SS:hh (24 hr)
YY-MM-DD-dd
-
2.4µA ~ 31µA @ 2V ~ 5.5V
M41T80
Tube
-
-40°C ~ 85°C
Surface Mount
Clock/Calendar
Alarm, Leap Year, Square Wave Output
I²C, 2-Wire Serial
8-SOIC (0.154', 3.90mm Width)
8-SOIC
RFQ