Real Time Clocks：
| Compare | Mfr Part # | Quantity Available | Series | Package | Product Status | Programmable | 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 | ||||||||||||||||||||
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50 |
- |
Tape & Reel (TR),Cut Tape (CT) |
Obsolete |
Not Verified |
Time Event Recorder |
Alarm, Leap Year, SRAM, Watchdog Timer |
- |
HH:MM:SS (24 hr) |
YY-MM-DD-dd |
SPI |
2.5V ~ 5.5V |
1.4V ~ 5.5V |
1µA @ 3V ~ 5V |
-40°C ~ 85°C |
Surface Mount |
24-SOP (0.213", 5.40mm Width) |
24-SOP |
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|
50 |
RX-8581JE |
Tape & Reel (TR),Cut Tape (CT) |
Obsolete |
Not Verified |
Clock/Calendar |
Alarm, Leap Year |
- |
HH:MM:SS (24 hr) |
YY-MM-DD-dd |
I²C, 2-Wire Serial |
1.8V ~ 5.5V |
- |
0.8µA ~ 1.2µA @ 3V ~ 5V |
-40°C ~ 85°C |
Surface Mount |
20-LSSOJ (0.213", 5.40mm Width) |
20-VSOJ |
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|
50 |
RX-8581NB |
Tape & Reel (TR),Cut Tape (CT) |
Obsolete |
Not Verified |
Clock/Calendar |
Alarm, Leap Year |
- |
HH:MM:SS (24 hr) |
YY-MM-DD-dd |
I²C, 2-Wire Serial |
1.8V ~ 5.5V |
- |
0.8µA ~ 1.2µA @ 3V ~ 5V |
-40°C ~ 85°C |
Surface Mount |
22-LFDFN |
22-SON (5x6) |
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50 |
- |
Tape & Reel (TR),Cut Tape (CT) |
Obsolete |
Not Verified |
Clock/Calendar |
Alarm, EEPROM, Leap Year, Unique ID |
80b |
HH:MM:SS (24 hr) |
YY-MM-DD-dd |
I²C |
1.7V ~ 5.5V |
- |
1.4µA ~ 1.5µA @ 3V ~ 5V |
-40°C ~ 85°C |
Surface Mount |
12-TFSOJ (0.094", 2.40mm Width) |
12-VSOJ |
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|
50 |
- |
Tape & Reel (TR),Cut Tape (CT) |
Obsolete |
Not Verified |
Clock/Calendar |
Alarm, Leap Year |
- |
HH:MM:SS (24 hr) |
YY-MM-DD-dd |
I²C, 2-Wire Serial |
1.6V ~ 5.5V |
- |
2.8µA ~ 3.4µA @ 3V ~ 5V |
-40°C ~ 85°C |
Surface Mount |
20-LSSOJ (0.213", 5.40mm Width) |
20-VSOJ |
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|
50 |
RX-8801SA |
Tape & Reel (TR),Cut Tape (CT) |
Obsolete |
Not Verified |
Clock/Calendar |
Alarm, Leap Year |
- |
HH:MM:SS (24 hr) |
YY-MM-DD-dd |
I²C, 2-Wire Serial |
1.6V ~ 5.5V |
- |
2.8µA ~ 3.4µA @ 3V ~ 5V |
-40°C ~ 85°C |
Surface Mount |
14-SOIC (0.209", 5.30mm Width) |
14-SOP |
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|
50 |
RA-4574SA |
Tape & Reel (TR),Cut Tape (CT) |
Obsolete |
Not Verified |
Clock/Calendar |
Alarm, Leap Year |
- |
HH:MM:SS |
YY-MM-DD-dd |
SPI |
1.6V ~ 5.5V |
- |
0.5µA ~ 1µA @ 3V ~ 5V |
-40°C ~ 85°C |
Surface Mount |
14-SSOP (0.209", 5.30mm Width) |
14-SOP |
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|
50 |
RTC-4543SA |
Tape & Reel (TR),Cut Tape (CT) |
Obsolete |
Not Verified |
Clock/Calendar |
- |
- |
- |
YY-MM-DD |
3-Wire Serial |
2.5V ~ 5.5V |
- |
1µA ~ 3µA @ 2V ~ 5V |
-40°C ~ 85°C |
Surface Mount |
14-SOIC (0.197", 5.00mm Width) |
14-SOP |
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|
50 |
RX-8581NB |
Tape & Reel (TR),Cut Tape (CT) |
Obsolete |
Not Verified |
Clock/Calendar |
Alarm, Leap Year |
- |
HH:MM:SS (24 hr) |
YY-MM-DD-dd |
I²C, 2-Wire Serial |
1.8V ~ 5.5V |
- |
0.8µA ~ 1.2µA @ 3V ~ 5V |
-40°C ~ 85°C |
Surface Mount |
22-SMD, 20 Leads, Flat Leads |
22-SON |
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|
50 |
RX-4045SA |
Tape & Reel (TR) |
Obsolete |
Not Verified |
Clock/Calendar |
Alarm, Leap Year |
- |
HH:MM:SS (12/24 hr) |
YY-MM-DD-dd |
SPI |
1.7V ~ 5.5V |
- |
1.2µA ~ 1.8µA @ 3V ~ 5V |
-40°C ~ 85°C |
Surface Mount |
14-SOIC (0.197", 5.00mm Width) |
14-SOP |
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|
50 |
RX-4574LC |
Tape & Reel (TR) |
Obsolete |
Not Verified |
Clock/Calendar |
Alarm, Leap Year |
- |
HH:MM:SS (24 hr) |
YY-MM-DD-dd |
3-Wire Serial |
1.6V ~ 5.5V |
- |
0.95µA ~ 1µA @ 3V ~ 5V |
-40°C ~ 85°C |
Surface Mount |
12-TFSOJ (0.094", 2.40mm Width) |
12-VSOJ |
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|
50 |
RX-8581JE |
Tape & Reel (TR) |
Obsolete |
Not Verified |
Clock/Calendar |
Alarm, Leap Year |
- |
HH:MM:SS (24 hr) |
YY-MM-DD-dd |
I²C, 2-Wire Serial |
1.8V ~ 5.5V |
- |
0.8µA ~ 1.2µA @ 3V ~ 5V |
-40°C ~ 85°C |
Surface Mount |
20-LSSOJ (0.213", 5.40mm Width) |
20-VSOJ |
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|
50 |
RX-8581NB |
Tape & Reel (TR) |
Obsolete |
Not Verified |
Clock/Calendar |
Alarm, Leap Year |
- |
HH:MM:SS (24 hr) |
YY-MM-DD-dd |
I²C, 2-Wire Serial |
1.8V ~ 5.5V |
- |
0.8µA ~ 1.2µA @ 3V ~ 5V |
-40°C ~ 85°C |
Surface Mount |
22-SMD, 20 Leads, Flat Leads |
22-SON |
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|
50 |
RX-8581SA |
Tape & Reel (TR) |
Obsolete |
Not Verified |
Clock/Calendar |
Alarm, Leap Year |
- |
HH:MM:SS (24 hr) |
YY-MM-DD-dd |
I²C, 2-Wire Serial |
1.8V ~ 5.5V |
- |
0.8µA ~ 1.2µA @ 3V ~ 5V |
-40°C ~ 85°C |
Surface Mount |
14-SOIC (0.197", 5.00mm Width) |
14-SOP |
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|
50 |
RTC-72423 |
Tape & Reel (TR) |
Obsolete |
Not Verified |
Clock/Calendar |
Leap Year |
- |
HH:MM:SS (12/24 hr) |
YY-MM-DD-dd |
Parallel |
4.5V ~ 5.5V |
- |
5µA ~ 10µA @ 2V ~ 5V |
-40°C ~ 85°C |
Surface Mount |
24-SOIC (0.311", 7.90mm Width) |
24-SOP |
