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Real Time Clocks
| Photo | Mfr. Part # | Availability | Quantity | Datasheet | Series | Package/Case | Packaging | Product Status | Programmable | Type | Features | Memory Size | Time Format | Date Format | Interface | Voltage - Supply | Voltage - Supply, Battery | Current - Timekeeping (Max) | Operating Temperature | Mounting Type | Grade | Qualification | Supplier Device Package |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
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DS17485-5+IC RTC CLK/CALENDAR PAR 24DIP |
0 |
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Datasheet |
- | 24-DIP (0.600", 15.24mm) | Tube | Obsolete | Not Verified | Clock/Calendar | Alarm, Daylight Savings, Leap Year, NVSRAM, Square Wave Output | 4KB | HH:MM:SS (12/24 hr) | YY-MM-DD-dd | Parallel | 4.5V ~ 5.5V | 2.5V ~ 3.7V | 3mA @ 4.5V ~ 5.5V | 0°C ~ 70°C | Through Hole | - | - | 24-PDIP |
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DS17485SN-5+IC RTC CLK/CALENDAR PAR 24SOIC |
0 |
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Datasheet |
- | 24-SOIC (0.295", 7.50mm Width) | Tube | Obsolete | Not Verified | Clock/Calendar | Alarm, Daylight Savings, Leap Year, NVSRAM, Square Wave Output | 4KB | HH:MM:SS (12/24 hr) | YY-MM-DD-dd | Parallel | 4.5V ~ 5.5V | 2.5V ~ 3.7V | 3mA @ 4.5V ~ 5.5V | -40°C ~ 85°C | Surface Mount | - | - | 24-SOIC |
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DS17885-5+IC RTC CLK/CALENDAR PAR 24DIP |
0 |
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Datasheet |
- | 24-DIP (0.600", 15.24mm) | Tube | Obsolete | Not Verified | Clock/Calendar | Alarm, Daylight Savings, Leap Year, NVSRAM, Square Wave Output | 8KB | HH:MM:SS (12/24 hr) | YY-MM-DD-dd | Parallel | 4.5V ~ 5.5V | 2.5V ~ 3.7V | 3mA @ 4.5V ~ 5.5V | 0°C ~ 70°C | Through Hole | - | - | 24-PDIP |
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MAX6900ETT+TIC RTC CLK/CALENDAR I2C 6TDFN |
0 |
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- |
- | 6-WDFN Exposed Pad | Tape & Reel (TR) | Obsolete | Not Verified | Clock/Calendar | Leap Year, NVSRAM | 31B | HH:MM:SS (12/24 hr) | YY-MM-DD-dd | I2C, 2-Wire Serial | 2V ~ 5.5V | - | 0.63µA ~ 1.7µA | -40°C ~ 85°C | Surface Mount | - | - | 6-TDFN (3x3) |
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X1288V14Z-2.7AIC RTC CLK/CALENDAR I2C 14TSSOP |
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Datasheet |
- | 14-TSSOP (0.173", 4.40mm Width) | Tube | Obsolete | Not Verified | Clock/Calendar | Alarm, Leap Year, Supervisor, Watchdog Timer | - | HH:MM:SS:hh (12/24 hr) | YY-MM-DD-dd | I2C, 2-Wire Serial | 2.7V ~ 5.5V | 1.8V ~ 5.5V | 10µA ~ 20µA @ 2.7V ~ 5V | -40°C ~ 85°C | Surface Mount | - | - | 14-TSSOP |
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S-35190A-I8T1GIC RTC CLK/CALENDAR SER SNT8A |
0 |
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Datasheet |
- | 8-SMD, Flat Leads | Tape & Reel (TR) | Obsolete | Not Verified | Clock/Calendar | Alarm, Leap Year | - | HH:MM:SS (12/24 hr) | YY-MM-DD-dd | 3-Wire Serial | 1.3V ~ 5.5V | - | 0.93µA ~ 1.1µA @ 3V ~ 5V | -40°C ~ 85°C | Surface Mount | - | - | SNT-8A |
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BQ3285ESSTRG4IC RTC CLK/CALENDAR PAR 24SSOP |
0 |
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Datasheet |
- | 24-SSOP (0.154", 3.90mm Width) | Tape & Reel (TR) | Obsolete | Not Verified | Clock/Calendar | Alarm, Daylight Savings, Leap Year, NVSRAM, Square Wave Output | 242B | HH:MM:SS (12/24 hr) | YY-MM-DD-dd | Parallel | 4.5V ~ 5.5V | 2.5V ~ 4V | 300µA @ 5V | 0°C ~ 70°C | Surface Mount | - | - | 24-SSOP |
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BQ3285LDSSTRG4IC RTC CLK/CALENDAR PAR 24SSOP |
0 |
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Datasheet |
- | 24-SSOP (0.154", 3.90mm Width) | Tape & Reel (TR) | Obsolete | Not Verified | Clock/Calendar | Alarm, Daylight Savings, NVSRAM | 242B | HH:MM:SS (12/24 hr) | YY-MM-DD-dd | Parallel | 2.7V ~ 5.5V | 2.4V ~ 4V | 100µA @ 3V | 0°C ~ 70°C | Surface Mount | - | - | 24-SSOP |
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BQ3285LFSS-A1G4IC RTC CLK/CALENDAR PAR 24SSOP |
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Datasheet |
- | 24-SSOP (0.154", 3.90mm Width) | Tube | Obsolete | Not Verified | Clock/Calendar | Alarm, Daylight Savings, Leap Year, NVSRAM, Square Wave Output | 242B | HH:MM:SS (12/24 hr) | YY-MM-DD-dd | Parallel | 2.7V ~ 5.5V | 2.4V ~ 4V | 100µA @ 3V | 0°C ~ 70°C | Surface Mount | - | - | 24-SSOP |
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BQ3285LFSS-A1TRG4IC RTC CLK/CALENDAR PAR 24SSOP |
0 |
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Datasheet |
- | 24-SSOP (0.154", 3.90mm Width) | Tape & Reel (TR) | Obsolete | Not Verified | Clock/Calendar | Alarm, Daylight Savings, Leap Year, NVSRAM, Square Wave Output | 242B | HH:MM:SS (12/24 hr) | YY-MM-DD-dd | Parallel | 2.7V ~ 5.5V | 2.4V ~ 4V | 100µA @ 3V | 0°C ~ 70°C | Surface Mount | - | - | 24-SSOP |
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BQ4285S-SB2TRIC RTC CLK/CALENDAR PAR 24SOIC |
0 |
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Datasheet |
- | 24-SOIC (0.295", 7.50mm Width) | Tape & Reel (TR) | Obsolete | Not Verified | Clock/Calendar | Alarm, Daylight Savings, Leap Year, NVSRAM, Square Wave Output | 114B | HH:MM:SS (12/24 hr) | YY-MM-DD-dd | Parallel | 4.5V ~ 5.5V | 2.5V ~ 4V | - | 0°C ~ 70°C | Surface Mount | - | - | 24-SOIC |
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BQ4845S-A4NTRG4IC RTC CLK/CALENDAR PAR 28SOIC |
0 |
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Datasheet |
- | 28-SOIC (0.295", 7.50mm Width) | Tape & Reel (TR) | Obsolete | Not Verified | Clock/Calendar | Alarm, Daylight Savings, Leap Year, Supervisor, Watchdog Timer | - | HH:MM:SS (12/24 hr) | YY-MM-DD-dd | Parallel | 4.75V ~ 5.5V | 2.3V ~ 4V | 1.5mA (Typ) @ 4.5 V ~ 5.5 V | -40°C ~ 85°C | Surface Mount | - | - | 28-SOIC |
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BQ4845YS-A4TRIC RTC CLK/CALENDAR PAR 28SOIC |
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Datasheet |
- | 28-SOIC (0.295", 7.50mm Width) | Tape & Reel (TR) | Obsolete | Not Verified | Clock/Calendar | Alarm, Daylight Savings, Leap Year, Supervisor, Watchdog Timer | - | HH:MM:SS (12/24 hr) | YY-MM-DD-dd | Parallel | 4.5V ~ 5.5V | 2.3V ~ 4V | 1.5mA (Typ) @ 4.5 V ~ 5.5 V | 0°C ~ 70°C | Surface Mount | - | - | 28-SOIC |
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PCA8565BS/1,118IC RTC CLK/CALENDAR I2C 10HVSON |
0 |
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Datasheet |
- | 10-VFDFN Exposed Pad | Tape & Reel (TR) | Obsolete | Not Verified | Clock/Calendar | Alarm, Leap Year, Square Wave Output, Watchdog Timer | - | HH:MM:SS (24 hr) | YY-MM-DD-dd | I2C, 2-Wire Serial | 1.8V ~ 5.5V | - | 1.2µA ~ 5µA @ 2V ~ 5V | -40°C ~ 125°C | Surface Mount | - | - | 10-HVSON (3x3) |
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DS1553-85+IC RTC CLK/CALENDAR PAR 28EDIP |
0 |
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Datasheet |
- | 28-DIP Module (0.600", 15.24mm) | Tube | Obsolete | Not Verified | Clock/Calendar | Alarm, Leap Year, NVSRAM, Watchdog Timer, Y2K | 8KB | HH:MM:SS (24 hr) | YY-MM-DD-dd | Parallel | 4.5V ~ 5.5V | - | 3mA @ 5V | 0°C ~ 70°C | Through Hole | - | - | 28-EDIP |
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DS1642-85+IC RTC CLK/CALENDAR PAR 24EDIP |
0 |
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Datasheet |
- | 24-DIP Module (0.600", 15.24mm) | Tube | Obsolete | Not Verified | Clock/Calendar | Leap Year, NVSRAM | 2KB | HH:MM:SS (24 hr) | YY-MM-DD-dd | Parallel | 4.5V ~ 5.5V | - | 3mA @ 5V | 0°C ~ 70°C | Through Hole | - | - | 24-EDIP |
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DS1643-85+IC RTC CLK/CALENDAR PAR 28EDIP |
0 |
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Datasheet |
- | 28-DIP Module (0.600", 15.24mm) | Tube | Obsolete | Not Verified | Clock/Calendar | Leap Year, NVSRAM | 8KB | HH:MM:SS (24 hr) | YY-MM-DD-dd | Parallel | 4.5V ~ 5.5V | - | 3mA @ 5V | 0°C ~ 70°C | Through Hole | - | - | 28-EDIP |
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DS1743-85+IC RTC CLK/CALENDAR PAR 28EDIP |
0 |
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Datasheet |
- | 28-DIP Module (0.600", 15.24mm) | Tube | Obsolete | Not Verified | Clock/Calendar | Leap Year, NVSRAM, Y2K | 8KB | HH:MM:SS (24 hr) | YY-MM-DD-dd | Parallel | 4.5V ~ 5.5V | - | 3mA @ 5V | 0°C ~ 70°C | Through Hole | - | - | 28-EDIP |
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DS1553P-85+IC RTC CLK/CALENDAR PAR 34PCM |
0 |
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Datasheet |
- | 34-PowerCap™ Module | Tube | Obsolete | Not Verified | Clock/Calendar | Alarm, Leap Year, NVSRAM, Watchdog Timer, Y2K | 8KB | HH:MM:SS (24 hr) | YY-MM-DD-dd | Parallel | 4.5V ~ 5.5V | 3V | 3mA @ 5V | 0°C ~ 70°C | Surface Mount | - | - | 34-PowerCap Module |
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DS1743WP-120IND+IC RTC CLK/CALENDAR PAR 34PCM |
0 |
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Datasheet |
- | 34-PowerCap™ Module | Tray | Obsolete | Not Verified | Clock/Calendar | Leap Year, NVSRAM, Y2K | 8KB | HH:MM:SS (24 hr) | YY-MM-DD-dd | Parallel | 2.97V ~ 3.63V | 3V | 2mA @ 3.3V | -40°C ~ 85°C | Surface Mount | - | - | 34-PowerCap Module |
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