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DS1302
|
IC RTC CLK/CALENDAR SER 8-DIP |
Analog Devices Inc./Maxim Integrated |
8-DIP (0.300", 7.62mm) |
Clock/Calendar |
Through Hole |
Leap Year, NVSRAM, Trickle-Charger |
3-Wire Serial |
2V ~ 5.5V |
0°C ~ 70°C |
8-PDIP |
31B |
HH:MM:SS (12/24 hr) |
YY-MM-DD-dd |
2V ~ 5.5V |
0.3µA ~ 1µA @ 2V ~ 5V |
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|
DS17487-5+
|
IC RTC CLK/CALENDAR PAR 24-EDIP |
Analog Devices Inc./Maxim Integrated |
24-DIP Module (0.600", 15.24mm) |
Clock/Calendar |
Through Hole |
Alarm, Daylight Savings, Leap Year, NVSRAM, Square Wave Output |
Parallel |
4.5V ~ 5.5V |
0°C ~ 70°C |
24-EDIP |
4KB |
HH:MM:SS (12/24 hr) |
YY-MM-DD-dd |
2.5V ~ 3.7V |
3mA @ 4.5V ~ 5.5V |
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|
DS1337U/T&R
|
IC RTC CLK/CALENDAR I2C 8-USOP |
Analog Devices Inc./Maxim Integrated |
8-TSSOP, 8-MSOP (0.118", 3.00mm Width) |
Clock/Calendar |
Surface Mount |
Alarm, Leap Year, Square Wave Output |
I²C, 2-Wire Serial |
1.8V ~ 5.5V |
-40°C ~ 85°C |
8-uMAX/uSOP |
|
HH:MM:SS (12/24 hr) |
YY-MM-DD-dd |
|
0.6µA @ 1.3V ~ 1.8V |
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DS1672-33+
|
IC RTC BINARY CNT I2C 8-DIP |
Analog Devices Inc./Maxim Integrated |
8-DIP (0.300", 7.62mm) |
Binary Counter |
Through Hole |
Trickle-Charger |
I²C, 2-Wire Serial |
2.97V ~ 3.63V |
-40°C ~ 85°C |
8-PDIP |
|
Binary |
Binary |
1.3V ~ 3.63V |
500µA @ 3.63V |
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DS1315SN-33
|
IC RTC PHANTOM PAR 16-SOIC |
Analog Devices Inc./Maxim Integrated |
16-SOIC (0.295", 7.50mm Width) |
Phantom Time Chip |
Surface Mount |
Leap Year |
Parallel |
3V ~ 3.6V |
-40°C ~ 85°C |
16-SOIC |
|
HH:MM:SS:hh (12/24 hr) |
YY-MM-DD-dd |
2.5V ~ 3.7V |
1.1mA @ 3.3V |
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|
DS1302S/T&R
|
IC RTC CLK/CALENDAR SER 8-SOIC |
Analog Devices Inc./Maxim Integrated |
8-SOIC (0.209", 5.30mm Width) |
Clock/Calendar |
Surface Mount |
Leap Year, NVSRAM, Trickle-Charger |
3-Wire Serial |
2V ~ 5.5V |
0°C ~ 70°C |
8-SOIC |
31B |
HH:MM:SS (12/24 hr) |
YY-MM-DD-dd |
2V ~ 5.5V |
0.3µA ~ 1µA @ 2V ~ 5V |
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|
DS1390U-33+T&R
|
IC RTC CLK/CALENDAR SPI 10-USOP |
Analog Devices Inc./Maxim Integrated |
10-TFSOP, 10-MSOP (0.118", 3.00mm Width) |
Clock/Calendar |
Surface Mount |
Alarm, Leap Year, Square Wave Output, Trickle-Charger |
SPI |
2.97V ~ 5.5V |
-40°C ~ 85°C |
10-uMAX/uSOP |
|
HH:MM:SS:hh (12/24 hr) |
YY-MM-DD-dd |
1.3V ~ 5.5V |
175µA @ 2.97V ~ 5.5V |
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|
MAX6910EO30+
|
IC RTC I2C COMPAT 20-QSOP |
Analog Devices Inc./Maxim Integrated |
20-SSOP (0.154", 3.90mm Width) |
Clock/Calendar/Supervisor |
Surface Mount |
|
I²C, 2-Wire Serial |
2.7V ~ 3.3V |
|
20-QSOP |
31B |
HH:MM:SS (12/24 hr) |
YY-MM-DD-dd |
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RX8900CE:UBB
|
IC RTC CALENDAR I2C 10SMD |
EPSON |
10-SMD, No Lead |
Clock/Calendar |
Surface Mount |
Alarm |
I²C |
2.5V ~ 5.5V |
-40°C ~ 85°C |
10-SMD |
|
HH:MM:SS (24 hr) |
YY-MM-DD-dd |
1.6V ~ 5.5V |
1.4µA ~ 1.5µA @ 3V ~ 5V |
RX8900CE |
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ISL12025IVZ
|
RTC, NON-VOLATILE |
Intersil |
8-TSSOP (0.173", 4.40mm Width) |
Clock/Calendar |
Surface Mount |
Alarm, Leap Year, Supervisor, Unique ID, Watchdog Timer |
I²C, 2-Wire Serial |
2.7V ~ 5.5V |
-40°C ~ 85°C |
8-TSSOP |
|
HH:MM:SS (12/24 hr) |
YY-MM-DD-dd |
1.8V ~ 5.5V |
10µA ~ 20µA @ 2.7V ~ 5.5V |
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|
X1228V14IZ-2.7A
|
IC RTC CLK/CALENDAR I2C 14-TSSOP |
Renesas Electronics America Inc |
14-TSSOP (0.173", 4.40mm Width) |
Clock/Calendar |
Surface Mount |
Alarm, Leap Year, Supervisor, Watchdog Timer |
I²C, 2-Wire Serial |
2.7V ~ 5.5V |
-40°C ~ 85°C |
14-TSSOP |
|
HH:MM:SS (12/24 hr) |
YY-MM-DD-dd |
1.8V ~ 5.5V |
10µA ~ 20µA @ 2.7V ~ 5V |
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DS1557WP-120IND
|
NV, Y2K TIMEKEEPING RAM |
Rochester Electronics, LLC |
34-PowerCap™ Module |
Clock/Calendar |
Surface Mount |
Alarm, Leap Year, NVSRAM, Watchdog Timer, Y2K |
Parallel |
2.97V ~ 3.63V |
-40°C ~ 85°C |
34-PowerCap Module |
512KB |
HH:MM:SS (24 hr) |
YY-MM-DD-dd |
3V |
4mA @ 3.3V |
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ISL12025IBZ
|
RTC, NON-VOLATILE |
Rochester Electronics, LLC |
8-SOIC (0.154", 3.90mm Width) |
Clock/Calendar |
Surface Mount |
Alarm, Leap Year, Supervisor, Unique ID, Watchdog Timer |
I²C, 2-Wire Serial |
2.7V ~ 5.5V |
-40°C ~ 85°C |
8-SOIC |
|
HH:MM:SS (12/24 hr) |
YY-MM-DD-dd |
1.8V ~ 5.5V |
10µA ~ 20µA @ 2.7V ~ 5.5V |
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BQ4802YDSH
|
RTC, NON-VOLATILE, 1 TIMER(S) |
Rochester Electronics, LLC |
28-SOIC (0.337", 8.56mm Width) with SNAPHAT Sockets |
Clock/Calendar |
Surface Mount |
Alarm, Daylight Savings, Leap Year, Supervisor, Watchdog Timer |
Parallel |
4.5V ~ 5.5V |
0°C ~ 70°C |
28-SOP |
|
HH:MM:SS (12/24 hr) |
YY-MM-DD-dd |
2.4V ~ 4V |
1.5mA (Typ) @ 4.5 V ~ 5.5 V |
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M48T201V-85MH1F
|
IC RTC CLK/CALENDAR PAR 44-SOH |
STMicroelectronics |
44-BSOP (0.337", 8.56mm Width) requires SNAPHAT |
Clock/Calendar |
Surface Mount |
Alarm, Leap Year, Square Wave Output, Supervisor, Watchdog Timer, Y2K |
Parallel |
3V ~ 3.6V |
0°C ~ 70°C |
44-SOH |
|
HH:MM:SS (24 hr) |
YY-MM-DD-dd |
3V |
2mA @ 3V ~ 3.6V |
Timekeeper® |