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Real Time Clocks(2431)
| Image | Product Number | Pricing(USD) | Quantity | ECAD | Quantity Available | Weight(Kg) | Mfr | Series | Package | Product Status | Operating Temperature | Mounting Type | Package / Case | Type | Features | Base Product Number | SIC Programmable | Voltage - Supply | Supplier Device Package | DataSheet | RoHS Status | Moisture Sensitivity Level (MSL) | REACH Status | Other Names | ECCN | HTSUS | Standard Package | Interface | Memory Size | Time Format | Date Format | Voltage - Supply, Battery | Current - Timekeeping (Max) |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
 |
ISL12022MAIBZ | 7.7700 |  |
2178 | 0.00000000 | Renesas Electronics America Inc | - | Tube | Active | -40°C ~ 85°C | Surface Mount | 20-SOIC (0.295", 7.50mm Width) | Clock/Calendar | Alarm, Daylight Savings, Leap Year, SRAM | ISL12022 | Not Verified | 2.7V ~ 5.5V | 20-SOIC | download | ROHS3 Compliant | 1 (Unlimited) | REACH Unaffected | -ISL12022MAIBZ | EAR99 | 8542.39.0001 | 38 | I²C, 2-Wire Serial | 128B | HH:MM:SS (12/24 hr) | YY-MM-DD-dd | 1.8V ~ 5.5V | 14µA ~ 15µA @ 3V ~ 5V | |
 |
DS1554WP-120IND+ | 35.2800 | |
79 | 0.00000000 | Analog Devices Inc./Maxim Integrated | - | Tray | Active | -40°C ~ 85°C | Surface Mount | 34-PowerCap™ Module | Clock/Calendar | Alarm, Leap Year, NVSRAM, Watchdog Timer, Y2K | DS1554 | Not Verified | 2.97V ~ 3.63V | 34-PowerCap Module | download | ROHS3 Compliant | 3 (168 Hours) | REACH Unaffected | DS1554WP120IND | EAR99 | 8542.39.0001 | 40 | Parallel | 32KB | HH:MM:SS (24 hr) | YY-MM-DD-dd | 3V | 4mA @ 3.3V | |
 |
PT7C4339WEX | 1.3700 | |
20 | 0.00000000 | Diodes Incorporated | - | Tape & Reel (TR) | Active | -40°C ~ 85°C (TA) | Surface Mount | 8-SOIC (0.154", 3.90mm Width) | Clock/Calendar | Alarm, Leap Year, Square Wave Output | PT7C4339 | Not Verified | 3V ~ 5.5V | 8-SOIC | download | ROHS3 Compliant | 1 (Unlimited) | REACH Unaffected | EAR99 | 8542.39.0001 | 2,500 | I²C, 2-Wire Serial | - | HH:MM:SS (12/24 hr) | YY-MM-DD | 1.3V ~ 3.7V | 250µA @ 3V ~ 5.5V | ||
 |
DS1500YN | - | |
4807 | 0.00000000 | Analog Devices Inc./Maxim Integrated | - | Tube | Obsolete | -40°C ~ 85°C | Through Hole | 32-DIP Module (0.600", 15.24mm) | Clock/Calendar | Alarm, Leap Year, NVSRAM, Square Wave Output, Watchdog Timer, Y2K | DS1500 | Not Verified | 4.5V ~ 5.5V | 32-EDIP | download | RoHS non-compliant | 1 (Unlimited) | REACH Unaffected | EAR99 | 8542.39.0001 | 13 | Parallel | 256B | HH:MM:SS (24 hr) | YY-MM-DD-dd | 2.5V ~ 3.7V | 5mA @ 4.5V ~ 5.5V | ||
 |
RX-8581JE:B3 I2C-BUS | - | |
4111 | 0.00000000 | EPSON | RX-8581JE | Tape & Reel (TR) | Obsolete | -40°C ~ 85°C | Surface Mount | 20-LSSOJ (0.213", 5.40mm Width) | Clock/Calendar | Alarm, Leap Year | Not Verified | 1.8V ~ 5.5V | 20-VSOJ | download | ROHS3 Compliant | 1 (Unlimited) | SER3783DKR | EAR99 | 8542.39.0001 | 250 | I²C, 2-Wire Serial | - | HH:MM:SS (24 hr) | YY-MM-DD-dd | - | 0.8µA ~ 1.2µA @ 3V ~ 5V | |||
 |
ISL12029IBAZ | - | |
6170 | 0.00000000 | Renesas Electronics America Inc | - | Tube | Obsolete | -40°C ~ 85°C | Surface Mount | 14-SOIC (0.154", 3.90mm Width) | Clock/Calendar | Alarm, Leap Year, Supervisor, Watchdog Timer | ISL12029 | Not Verified | 2.7V ~ 5.5V | 14-SOIC | download | ROHS3 Compliant | 2 (1 Year) | REACH Unaffected | EAR99 | 8542.39.0001 | 50 | I²C, 2-Wire Serial | - | HH:MM:SS (12/24 hr) | YY-MM-DD-dd | 1.8V ~ 5.5V | 10µA ~ 20µA @ 2.7V ~ 5.5V | ||
 |
ISL12029AIB27Z | - | |
6738 | 0.00000000 | Renesas Electronics America Inc | - | Tube | Obsolete | -40°C ~ 85°C | Surface Mount | 14-SOIC (0.154", 3.90mm Width) | Clock/Calendar | Alarm, Leap Year, Supervisor, Watchdog Timer | ISL12029A | Not Verified | 2.7V ~ 5.5V | 14-SOIC | download | ROHS3 Compliant | 2 (1 Year) | REACH Unaffected | -ISL12029AIB27Z | EAR99 | 8542.39.0001 | 50 | I²C, 2-Wire Serial | - | HH:MM:SS (12/24 hr) | YY-MM-DD-dd | 1.8V ~ 5.5V | 10µA ~ 20µA @ 2.7V ~ 5.5V | |
|
ISL12029IBAZ-T | - | |
6911 | 0.00000000 | Renesas Electronics America Inc | - | Tape & Reel (TR) | Obsolete | -40°C ~ 85°C | Surface Mount | 14-SOIC (0.154", 3.90mm Width) | Clock/Calendar | Alarm, Leap Year, Supervisor, Watchdog Timer | ISL12029 | Not Verified | 2.7V ~ 5.5V | 14-SOIC | download | ROHS3 Compliant | 2 (1 Year) | REACH Unaffected | EAR99 | 8542.39.0001 | 2,500 | I²C, 2-Wire Serial | - | HH:MM:SS (12/24 hr) | YY-MM-DD-dd | 1.8V ~ 5.5V | 10µA ~ 20µA @ 2.7V ~ 5.5V | ||
 |
1338B-18DVGI8 | 1.7505 | |
3485 | 0.00000000 | Renesas Electronics America Inc | - | Tape & Reel (TR) | Active | -40°C ~ 85°C (TA) | Surface Mount | 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) | Clock/Calendar | Leap Year, NVSRAM, Square Wave Output | 1.4V ~ 5.5V | 8-TSSOP | - | ROHS3 Compliant | 3 (168 Hours) | 800-1338B-18DVGI8TR | EAR99 | 8542.39.0001 | 1 | I²C | 56B | HH:MM:SS (12/24 hr) | YY-MM-DD-dd | 1.3V ~ 3.7V | 2µA @ 3.3V | ||||
|
V3022SO28B+ | 6.1217 | |
1725 | 0.00000000 | EM Microelectronic | - | Tape & Reel (TR) | Active | -40°C ~ 85°C (TA) | Surface Mount | 28-SOIC (0.295", 7.50mm Width) | Clock/Calendar | Alarm, Leap Year, RAM | 2V ~ 5.5V | 28-SOIC | - | 2651-V3022SO28B+TR | 1,000 | - | 8B | HH:MM:SS:hh (12/24 hr) | YY-MM-DD-dd | - | 10µA @ 3V | ||||||||
 |
V3021SO8A+ | 3.1600 | |
3 | 0.00000000 | EM Microelectronic | - | Tube | Active | -40°C ~ 85°C (TA) | Surface Mount | 8-SOIC (0.154", 3.90mm Width) | Clock/Calendar | Alarm, Leap Year, RAM | V3021SO8 | Not Verified | 2V ~ 5.5V | 8-SOIC | download | 1 (Unlimited) | REACH Unaffected | EAR99 | 8542.39.0001 | 96 | 3-Wire Serial | 1B | HH:MM:SS:hh (12/24 hr) | YY-MM-DD-dd | - | 10µA @ 5V | |||
|
RV-3049-C3-TB-QA-OPT B | 3.4660 | |
4780 | 0.00000000 | EM Microelectronic | - | Tape & Reel (TR) | Active | - | 2651-RV-3049-C3-TB-QA-OPTBTR | 1,000 | |||||||||||||||||||||
 |
DS17285-3 | - | |
1286 | 0.00000000 | Analog Devices Inc./Maxim Integrated | - | Tube | Obsolete | 0°C ~ 70°C | Through Hole | 24-DIP (0.600", 15.24mm) | Clock/Calendar | Alarm, Daylight Savings, Leap Year, NVSRAM, Square Wave Output | DS17285 | Not Verified | 2.7V ~ 3.7V | 24-PDIP | download | RoHS non-compliant | 1 (Unlimited) | REACH Unaffected | EAR99 | 8542.39.0001 | 16 | Parallel | 2KB | HH:MM:SS (12/24 hr) | YY-MM-DD-dd | 2.5V ~ 3.7V | 2mA @ 2.7V ~ 3.7V | ||
|
DS1251WP-120+C02 | - | |
1722 | 0.00000000 | Analog Devices Inc./Maxim Integrated | - | Bulk | Active | 0°C ~ 70°C | Surface Mount | 34-PowerCap™ Module | Phantom Time Chip | Leap Year, NVSRAM | DS1251 | Not Verified | 2.97V ~ 3.63V | 34-PowerCap Module | download | ROHS3 Compliant | 1 (Unlimited) | REACH Unaffected | 90-1251W+PC2 | 3A991B2A | 8542.39.0001 | 1 | Parallel | 512KB | HH:MM:SS:hh (12/24 hr) | YY-MM-DD-dd | 3V | 7mA @ 3.3V | |
 |
M41ST87YMX6 | - | |
3862 | 0.00000000 | STMicroelectronics | - | Tube | Obsolete | -40°C ~ 85°C | Surface Mount | 28-SOIC (0.295", 7.50mm Width) | Clock/Calendar | Alarm, Leap Year, NVSRAM, Square Wave Output, Supervisor, Watchdog Timer | M41ST | Not Verified | 4.5V ~ 5.5V | 28-SO | download | ROHS3 Compliant | 3 (168 Hours) | REACH Unaffected | EAR99 | 8542.39.0001 | 28 | I²C, 2-Wire Serial | 128B | HH:MM:SS:hh (24 hr) | YY-MM-DD-dd | 2.5V ~ 5.5V | 1mA @ 4.5V ~ 5.5V | ||
 |
DS1337U/TR | - | |
5130 | 0.00000000 | Analog Devices Inc./Maxim Integrated | - | Bulk | Active | -40°C ~ 85°C (TA) | Surface Mount | 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) | Clock/Calendar | Alarm, Leap Year, Square Wave Output | Not Verified | 1.8V ~ 5.5V | 8-µMAX | download | Not applicable | 1 (Unlimited) | REACH Affected | EAR99 | 8542.39.0001 | 3,000 | I²C | - | HH:MM:SS (12/24 hr) | YY-MM-DD | - | 0.6µA @ 1.3V ~ 1.8V | |||
|
DS1251W-120+ | 27.1200 | |
90 | 0.00000000 | Analog Devices Inc./Maxim Integrated | - | Bulk | Obsolete | 0°C ~ 70°C | Through Hole | 32-DIP Module (0.600", 15.24mm) | Phantom Time Chip | Leap Year, NVSRAM | DS1251 | Not Verified | 2.97V ~ 3.63V | 32-EDIP | download | ROHS3 Compliant | 1 (Unlimited) | REACH Unaffected | 3A991B2A | 8542.39.0001 | 11 | Parallel | 512KB | HH:MM:SS:hh (12/24 hr) | YY-MM-DD-dd | - | 7mA @ 3.3V | ||
 |
ISL1218IBZ-T | - | |
3936 | 0.00000000 | Renesas Electronics America Inc | - | Tape & Reel (TR) | Obsolete | -40°C ~ 85°C | Surface Mount | 8-SOIC (0.154", 3.90mm Width) | Clock/Calendar | Alarm, Leap Year, SRAM | ISL1218 | Not Verified | 2.7V ~ 5.5V | 8-SOIC | download | ROHS3 Compliant | 1 (Unlimited) | REACH Unaffected | EAR99 | 8542.39.0001 | 2,500 | I²C, 2-Wire Serial | 8B | HH:MM:SS (12/24 hr) | YY-MM-DD-dd | 1.8V ~ 5.5V | 4µA ~ 6µA @ 3V ~ 5V | ||
|
ISL12027IBAZ-T | - | |
7641 | 0.00000000 | Renesas Electronics America Inc | - | Tape & Reel (TR) | Obsolete | -40°C ~ 85°C | Surface Mount | 8-SOIC (0.154", 3.90mm Width) | Clock/Calendar | Alarm, Leap Year, Supervisor, Watchdog Timer | ISL12027 | Not Verified | 2.7V ~ 5.5V | 8-SOIC | download | ROHS3 Compliant | 1 (Unlimited) | REACH Unaffected | EAR99 | 8542.39.0001 | 2,500 | I²C, 2-Wire Serial | - | HH:MM:SS (12/24 hr) | YY-MM-DD-dd | 1.8V ~ 5.5V | 10µA ~ 20µA @ 2.7V ~ 5.5V | ||
 |
M41T81M6F | 3.5700 | |
2375 | 0.00000000 | STMicroelectronics | - | Tape & Reel (TR) | Active | -40°C ~ 85°C | Surface Mount | 8-SOIC (0.154", 3.90mm Width) | Clock/Calendar | Alarm, Leap Year, Square Wave Output, Watchdog Timer | M41T81 | Not Verified | 2V ~ 5.5V | 8-SOIC | download | ROHS3 Compliant | 1 (Unlimited) | REACH Unaffected | EAR99 | 8542.39.0001 | 2,500 | I²C, 2-Wire Serial | - | HH:MM:SS:hh (24 hr) | YY-MM-DD-dd | 2.5V ~ 3.5V | 100µA @ 2V ~ 5.5V | ||
 |
ISL12028IB27Z-T | 3.4700 | |
97 | 0.00000000 | Intersil | - | Bulk | Obsolete | -40°C ~ 85°C | Surface Mount | 14-SOIC (0.154", 3.90mm Width) | Clock/Calendar | Alarm, Leap Year, Supervisor, Watchdog Timer | Not Verified | 2.7V ~ 5.5V | 14-SOIC | download | ROHS3 Compliant | EAR99 | 8542.39.0001 | 2,500 | I²C, 2-Wire Serial | - | HH:MM:SS (12/24 hr) | YY-MM-DD-dd | 1.8V ~ 5.5V | 10µA ~ 20µA @ 2.7V ~ 5.5V | |||||
|
PT7C4311AUEX | - | |
5463 | 0.00000000 | Diodes Incorporated | - | Bulk | Obsolete | -40°C ~ 85°C (TA) | Surface Mount | 8-WFDFN Exposed Pad | Clock/Calendar | RAM, Square Wave Output | Not Verified | 1.2V ~ 5.5V, 1.5V ~ 5.5V, 3V ~ 5.5V | 8-TDFN (2x3) | - | 31-PT7C4311AUEX | OBSOLETE | 1 | I²C, 2-Wire Serial | 56B | HH:MM:SS (12/24 hr) | YY-MM-DD-dd | 2V ~ 3.5V | 150µA @ 1.5V ~ 5.5V | ||||||
|
RX-4571LCB0 PURE SN | 2.0100 | |
4917 | 0.00000000 | EPSON | RX-4571LC | Tape & Reel (TR) | Active | -40°C ~ 85°C | Surface Mount | 12-TFSOJ (0.094", 2.40mm Width) | Clock/Calendar | Alarm, Leap Year | 1.6V ~ 5.5V | 12-VSOJ | download | ROHS3 Compliant | 1 (Unlimited) | REACH Affected | 114-RX-4571LCB0PURESNTR | EAR99 | 8542.39.0001 | 1,000 | 3-Wire Serial | - | HH:MM:SS | YY-MM-DD | 1V ~ 5.5V | 0.95µA ~ 1µA @ 3V ~ 5V | |||
|
RX-4571LCB PURE SN | 5.6604 | |
4941 | 0.00000000 | EPSON | RX-4571LC | Bulk | Active | -40°C ~ 85°C | Surface Mount | 12-TFSOJ (0.094", 2.40mm Width) | Clock/Calendar | Alarm, Leap Year | 1.6V ~ 5.5V | 12-VSOJ | download | ROHS3 Compliant | 1 (Unlimited) | REACH Affected | 114-RX-4571LCBPURESN | EAR99 | 8542.39.0001 | 1 | 3-Wire Serial | - | HH:MM:SS | YY-MM-DD | 1V ~ 5.5V | 950nA ~ 1µA @ 3V ~ 5V | |||
|
RX-4574LCB PURE SN | - | |
7354 | 0.00000000 | EPSON | RX-4574LC | Bulk | Obsolete | -40°C ~ 85°C | Surface Mount | 12-TFSOJ (0.094", 2.40mm Width) | Clock/Calendar | Alarm | 1.6V ~ 5.5V | 12-VSOJ | download | ROHS3 Compliant | 1 (Unlimited) | REACH Affected | 114-RX-4574LCBPURESN | EAR99 | 8542.39.0001 | 1 | 3-Wire Serial | - | HH:MM:SS | YY-MM-DD | 1.3V ~ 5.5V | 700nA ~ 900nA @ 3V ~ 5V | |||
|
MAX31329NELB+ | 3.6600 | |
6608 | 0.00000000 | Analog Devices Inc./Maxim Integrated | - | Tray | Active | -40°C ~ 85°C | Surface Mount | 10-LLGA | Clock/Calendar | Alarm, Leap Year, RAM, Square Wave Output, Trickle Charger | 1.6V ~ 5.5V | 10-LGA (5x5) | download | ROHS3 Compliant | 3 (168 Hours) | REACH Unaffected | 490 | I²C | 64B | HH:MM:SS (12/24 hr) | YY-MM-DD-dd | 1.6V ~ 5.5V | 0.5µA ~ 0.7µA @ 1.6V ~ 5.5V | ||||||
|
1339AC-31CSRGI8 | - | |
3411 | 0.00000000 | Renesas Electronics America Inc | - | Tape & Reel (TR) | Obsolete | -40°C ~ 85°C (TA) | Surface Mount | 16-SOIC (0.295", 7.50mm Width) | Clock/Calendar | Alarm, Leap Year, Square Wave Output, Trickle-Charger | Not Verified | 3.3V ~ 5.5V | 16-SOIC | - | 3 (168 Hours) | 800-1339AC-31CSRGI8TR | EAR99 | 8542.39.0001 | 1,000 | I²C, Serial | - | HH:MM:SS (12/24 hr) | YY-MM-DD-dd | 1.3V ~ 3.7V | 200µA @ 3.63V ~ 5.5V | ||||
 |
R2025D-E2-F | 5.1100 | |
899 | 0.00000000 | Nisshinbo Micro Devices Inc. | - | Tape & Reel (TR) | Active | -40°C ~ 85°C | Surface Mount | 22-SMD Module Exposed Pad | Clock/Calendar | Alarm, Leap Year | R2025 | Not Verified | 1.7V ~ 5.5V | 22-SON (6.1x4.7) | download | RoHS Compliant | 1 (Unlimited) | 2129-R2025D-E2-FCT | EAR99 | 8542.39.0001 | 1,000 | I²C, 2-Wire Serial | - | HH:MM:SS (12/24 hr) | YY-MM-DD-dd | - | 120µA ~ 1.8µA @ 3V ~ 5V | ||
 |
R2043T-E2-F | 1.5900 | |
9 | 0.00000000 | Nisshinbo Micro Devices Inc. | - | Tape & Reel (TR) | Active | -40°C ~ 85°C | Surface Mount | 10-VFSOP, 10-MSOP (0.110", 2.80mm Width) | Clock/Calendar | Alarm, Leap Year | R2043 | Not Verified | 1.7V ~ 5.5V | 10-TSSOPG | download | RoHS Compliant | 1 (Unlimited) | EAR99 | 8542.39.0001 | 2,000 | 4-Wire Serial | - | HH:MM:SS (12/24 hr) | YY-MM-DD-dd | - | 1µA @ 3V | |||
 |
RV5C348B-E2-F | 1.7500 | |
4 | 0.00000000 | Nisshinbo Micro Devices Inc. | - | Tape & Reel (TR) | Active | -40°C ~ 85°C | Surface Mount | 10-LFSOP, 10-MSOP (0.110", 2.80mm Width) | Clock/Calendar | Alarm, Leap Year | RV5C348 | Not Verified | 2V ~ 5.5V | 10-SSOP-G | download | RoHS Compliant | 1 (Unlimited) | EAR99 | 8542.39.0001 | 2,000 | 4-Wire Serial | - | HH:MM:SS (12/24 hr) | YY-MM-DD-dd | - | 1µA @ 3V |
2000+
Daily average RFQ Volume
30,000,000
Standard Product Unit
2800+
Worldwide Manufacturers
15,000 m2
In-stock Warehouse
Wishlist (0 Items)