Supplier Part Number | Manufacturer Part Number | Price | Stock | Manufacturer | Description | Packaging | Series | Part Status | Type | Features | Memory Size | Time Format | Date Format | Interface | Voltage - Supply | Voltage - Supply, ... | Current - Timekeeping ... | Operating Temperature ... | Mounting Type | Package / Case | Supplier Device Package ... | ||||||||||||||
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PCF8564ACX9/1,005![]() | PCF8564ACX9/1,005 | Leadtime 2-3 weeks | NXP USA Inc. | IC RTC CLK/CALENDAR I2C DIE | Bulk | - | Obsolete | Clock/Calendar | Alarm, Leap Year, Square Wave Output, Watchdog Timer | - | HH:MM:SS (24 hr) | YY-MM-DD-dd | I²C, 2-Wire Serial | 1 V ~ 5.5 V | - | 0.6µA ~ 0.75µA @ 2V ~ 5V | -40°C ~ 85°C | Surface Mount | Die | Die | |||||||||||||||
PCF8564ACX9/B/1,02![]() | PCF8564ACX9/B/1,02 | Leadtime 2-3 weeks | NXP USA Inc. | IC RTC CLK/CALENDAR I2C DIE | Tape & Reel (TR) | - | Obsolete | Clock/Calendar | Alarm, Leap Year, Square Wave Output, Watchdog Timer | - | HH:MM:SS (24 hr) | YY-MM-DD-dd | I²C, 2-Wire Serial | 1 V ~ 5.5 V | - | 0.6µA ~ 0.75µA @ 2V ~ 5V | -40°C ~ 85°C | Surface Mount | Die | Die | |||||||||||||||
PCF2123U/10AA/1,00![]() | PCF2123U/10AA/1,00 |
| Leadtime 2-3 weeks | NXP USA Inc. | IC RTC CLK/CALENDAR SPI DIE | Bulk | - | Active | Clock/Calendar | Alarm, Leap Year, Square Wave Output, Watchdog Timer | - | HH:MM:SS (12/24 hr) | YY-MM-DD-dd | SPI | 1.6 V ~ 5.5 V | - | 0.33µA ~ 0.38µA @ 2V ~ 5V | -40°C ~ 85°C | Surface Mount | Die | Die | ||||||||||||||
PCF2127AT/1,518![]() | PCF2127AT/1,518 | Leadtime 2-3 weeks | NXP USA Inc. | IC RTC CLK/CAL I2C/SPI 20-SOIC | Tape & Reel (TR) | - | Obsolete | Clock/Calendar | Alarm, Leap Year, Square Wave Output, SRAM, TCXO/Crystal, Watchdog Timer | 512B | HH:MM:SS (12/24 hr) | YY-MM-DD-dd | I²C, 2-Wire Serial | 1.8 V ~ 4.2 V | 1.8 V ~ 4.2 V | 1.5µA @ 3.3V | -40°C ~ 85°C | Surface Mount | 20-SOIC (0.295", 7.50mm Width) | 20-SO | |||||||||||||||
DS3231M+TRL![]() | DS3231M+TRL |
| Leadtime 2-3 weeks | Maxim Integrated | IC RTC CLK/CALENDAR I2C 16-SOIC | Tape & Reel (TR) | - | Active | Clock/Calendar | Alarm, Leap Year, Square Wave Output | - | HH:MM:SS (12/24 hr) | YY-MM-DD-dd | I²C, 2-Wire Serial | 2.3 V ~ 5.5 V | 2.3 V ~ 5.5 V | 130µA ~ 200µA @ 3.63V ~ 5.5V | -40°C ~ 85°C | Surface Mount | 16-SOIC (0.295", 7.50mm Width) | 16-SOIC | ||||||||||||||
DS3231M+![]() | DS3231M+ |
| Leadtime 2-3 weeks | Maxim Integrated | IC RTC CLK/CALENDAR I2C 16-SOIC | Tube | - | Active | Clock/Calendar | Alarm, Leap Year, Square Wave Output | - | HH:MM:SS (12/24 hr) | YY-MM-DD-dd | I²C, 2-Wire Serial | 2.3 V ~ 5.5 V | 2.3 V ~ 5.5 V | 130µA ~ 200µA @ 3.63V ~ 5.5V | -40°C ~ 85°C | Surface Mount | 16-SOIC (0.295", 7.50mm Width) | 16-SOIC | ||||||||||||||
DS1307ZN+T&R/C02![]() | DS1307ZN+T&R/C02 |
| Leadtime 2-3 weeks | Maxim Integrated | IC RTC CLK/CALENDAR I2C 8-SOIC | Tape & Reel (TR) | - | Active | Clock/Calendar | Leap Year, NVSRAM, Square Wave Output | 56B | HH:MM:SS (12/24 hr) | YY-MM-DD-dd | I²C, 2-Wire Serial | 4.5 V ~ 5.5 V | 2 V ~ 3.5 V | 200µA @ 5V | -40°C ~ 85°C | Surface Mount | 8-SOIC (0.154", 3.90mm Width) | 8-SOIC | ||||||||||||||
DS1307Z+T&R/C01![]() | DS1307Z+T&R/C01 |
| Leadtime 2-3 weeks | Maxim Integrated | IC RTC CLK/CALENDAR I2C 8-SOIC | Tape & Reel (TR) | - | Active | Clock/Calendar | Leap Year, NVSRAM, Square Wave Output | 56B | HH:MM:SS (12/24 hr) | YY-MM-DD-dd | I²C, 2-Wire Serial | 4.5 V ~ 5.5 V | 2 V ~ 3.5 V | 200µA @ 5V | 0°C ~ 70°C | Surface Mount | 8-SOIC (0.154", 3.90mm Width) | 8-SOIC | ||||||||||||||
DS1302Z+T&R/C07![]() | DS1302Z+T&R/C07 |
| Leadtime 2-3 weeks | Maxim Integrated | IC RTC CLK/CALENDAR SER 8-SOIC | Tape & Reel (TR) | - | Active | Clock/Calendar | Leap Year, NVSRAM, Trickle-Charger | 31B | HH:MM:SS (12/24 hr) | YY-MM-DD-dd | 3-Wire Serial | 2 V ~ 5.5 V | 2 V ~ 5.5 V | 0.3µA ~ 1µA @ 2V ~ 5V | 0°C ~ 70°C | Surface Mount | 8-SOIC (0.154", 3.90mm Width) | 8-SOIC | ||||||||||||||
DS17887-3IND+![]() | DS17887-3IND+ |
| Leadtime 2-3 weeks | Maxim Integrated | IC RTC CLK/CALENDAR PAR 24-EDIP | Tube | - | Active | Clock/Calendar | Alarm, Daylight Savings, Leap Year, NVSRAM, Square Wave Output | 8KB | HH:MM:SS (12/24 hr) | YY-MM-DD-dd | Parallel | 2.7 V ~ 3.7 V | 2.5 V ~ 3.7 V | 2mA @ 2.7V ~ 3.7V | -40°C ~ 85°C | Through Hole | 24-DIP Module (0.600", 15.24mm) | 24-EDIP | ||||||||||||||
M41ST87WSS6F-Cut![]() | M41ST87WSS6F |
| Leadtime 2-3 weeks | STMicroelectronics | IC RTC CLK/CALENDAR I2C 20-SSOP | Cut Tape (CT) | - | Active | Clock/Calendar | Alarm, Leap Year, NVSRAM, Square Wave Output, Supervisor, Watchdog Timer | 128B | HH:MM:SS:hh (24 hr) | YY-MM-DD-dd | I²C, 2-Wire Serial | 2.7 V ~ 3.6 V | 2.5 V ~ 3.6 V | 0.5mA @ 2.7V ~ 3.6V | -40°C ~ 85°C | Surface Mount | 20-SSOP (0.209", 5.30mm Width) | 20-SSOP | ||||||||||||||
M41ST87WSS6F![]() | M41ST87WSS6F |
| Leadtime 2-3 weeks | STMicroelectronics | IC RTC CLK/CALENDAR I2C 20-SSOP | Tape & Reel (TR) | - | Active | Clock/Calendar | Alarm, Leap Year, NVSRAM, Square Wave Output, Supervisor, Watchdog Timer | 128B | HH:MM:SS:hh (24 hr) | YY-MM-DD-dd | I²C, 2-Wire Serial | 2.7 V ~ 3.6 V | 2.5 V ~ 3.6 V | 0.5mA @ 2.7V ~ 3.6V | -40°C ~ 85°C | Surface Mount | 20-SSOP (0.209", 5.30mm Width) | 20-SSOP | ||||||||||||||
PCF2129AT/1,518![]() | PCF2129AT/1,518 | Leadtime 2-3 weeks | NXP USA Inc. | IC RTC CLK/CALENDAR I2C 20-SOIC | Tape & Reel (TR) | - | Obsolete | Clock/Calendar | Alarm, Leap Year, Square Wave Output, TCXO/Crystal, Watchdog Timer | - | HH:MM:SS (12/24 hr) | YY-MM-DD-dd | I²C, 2-Wire Serial | 1.8 V ~ 4.2 V | 1.8 V ~ 4.2 V | 1.5µA @ 3.3V | -40°C ~ 85°C | Surface Mount | 20-SOIC (0.295", 7.50mm Width) | 20-SO | |||||||||||||||
PCF2123BS/1,518![]() | PCF2123BS/1,518 |
| Leadtime 2-3 weeks | NXP USA Inc. | IC RTC CLK/CALENDAR SPI 16-HVQFN | Tape & Reel (TR) | - | Active | Clock/Calendar | Alarm, Leap Year, Square Wave Output, Watchdog Timer | - | HH:MM:SS (12/24 hr) | YY-MM-DD-dd | SPI | 1.6 V ~ 5.5 V | - | 0.33µA ~ 0.38µA @ 2V ~ 5V | -40°C ~ 85°C | Surface Mount | 16-VFQFN Exposed Pad | 16-HVQFN (3x3) | ||||||||||||||
ISL12022MIBZ-T-Cut![]() | ISL12022MIBZ-T |
| Leadtime 2-3 weeks | Intersil | IC RTC CLK/CALENDAR I2C 20-SOIC | Cut Tape (CT) | - | Active | Clock/Calendar | Alarm, Daylight Savings, Leap Year, SRAM | 128B | HH:MM:SS (12/24 hr) | YY-MM-DD-dd | I²C, 2-Wire Serial | 2.7 V ~ 5.5 V | 1.8 V ~ 5.5 V | 14µA ~ 15µA @ 3V ~ 5V | -40°C ~ 85°C | Surface Mount | 20-SOIC (0.295", 7.50mm Width) | 20-SOIC | ||||||||||||||
DS1342U+T&R![]() | DS1342U+T&R |
| Leadtime 2-3 weeks | Maxim Integrated | IC RTC CLK/CALENDAR I2C 8-USOP | Tape & Reel (TR) | - | Active | Clock/Calendar | Alarm, Leap Year, Square Wave Output | - | HH:MM:SS (12/24 hr) | YY-MM-DD-dd | I²C, 2-Wire Serial | 1.8 V ~ 5.5 V | - | 0.6µA ~ 0.7µA @ 3V ~ 5V | -40°C ~ 85°C | Surface Mount | 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) | 8-uMAX | ||||||||||||||
DS1342U+![]() | DS1342U+ |
| Leadtime 2-3 weeks | Maxim Integrated | IC RTC CLK/CALENDAR I2C 8-USOP | Tube | - | Active | Clock/Calendar | Alarm, Leap Year, Square Wave Output | - | HH:MM:SS (12/24 hr) | YY-MM-DD-dd | I²C, 2-Wire Serial | 1.8 V ~ 5.5 V | - | 0.6µA ~ 0.7µA @ 3V ~ 5V | -40°C ~ 85°C | Surface Mount | 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) | 8-uMAX | ||||||||||||||
DS1341U+T&R![]() | DS1341U+T&R |
| Leadtime 2-3 weeks | Maxim Integrated | IC RTC CLK/CALENDAR I2C 8-USOP | Tape & Reel (TR) | - | Active | Clock/Calendar | Alarm, Leap Year, Square Wave Output | - | HH:MM:SS (12/24 hr) | YY-MM-DD-dd | I²C, 2-Wire Serial | 1.8 V ~ 5.5 V | - | 0.5µA ~ 0.6µA @ 3V ~ 5V | -40°C ~ 85°C | Surface Mount | 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) | 8-uMAX | ||||||||||||||
DS1341U+![]() | DS1341U+ |
| Leadtime 2-3 weeks | Maxim Integrated | IC RTC CLK/CALENDAR I2C 8-USOP | Tube | - | Active | Clock/Calendar | Alarm, Leap Year, Square Wave Output | - | HH:MM:SS (12/24 hr) | YY-MM-DD-dd | I²C, 2-Wire Serial | 1.8 V ~ 5.5 V | - | 0.5µA ~ 0.6µA @ 3V ~ 5V | -40°C ~ 85°C | Surface Mount | 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) | 8-uMAX | ||||||||||||||
PCA21125T/Q900/1,1-Cut![]() | PCA21125T/Q900/1,1 |
| Leadtime 2-3 weeks | NXP USA Inc. | IC RTC CLK/CALENDAR SPI 14-TSSOP | Cut Tape (CT) | - | Active | Clock/Calendar | Alarm, Leap Year, Square Wave Output, Watchdog Timer | - | HH:MM:SS (12/24 hr) | YY-MM-DD-dd | SPI | 1.6 V ~ 5.5 V | - | 30.3µA @ 2V ~ 5V | -40°C ~ 125°C | Surface Mount | 14-TSSOP (0.173", 4.40mm Width) | 14-TSSOP | ||||||||||||||
PCA21125T/Q900/1,1![]() | PCA21125T/Q900/1,1 |
| Leadtime 2-3 weeks | NXP USA Inc. | IC RTC CLK/CALENDAR SPI 14-TSSOP | Tape & Reel (TR) | - | Active | Clock/Calendar | Alarm, Leap Year, Square Wave Output, Watchdog Timer | - | HH:MM:SS (12/24 hr) | YY-MM-DD-dd | SPI | 1.6 V ~ 5.5 V | - | 30.3µA @ 2V ~ 5V | -40°C ~ 125°C | Surface Mount | 14-TSSOP (0.173", 4.40mm Width) | 14-TSSOP | ||||||||||||||
PCF2123BS/1,512![]() | PCF2123BS/1,512 |
| Leadtime 2-3 weeks | NXP USA Inc. | IC RTC CLK/CALENDAR SPI 16-HVQFN | Tube | - | Clock/Calendar | Alarm, Leap Year, Square Wave Output, Watchdog Timer | - | HH:MM:SS (12/24 hr) | YY-MM-DD-dd | SPI | 1.6 V ~ 5.5 V | - | 0.33µA ~ 0.38µA @ 2V ~ 5V | -40°C ~ 85°C | Surface Mount | 16-VFQFN Exposed Pad | 16-HVQFN (3x3) | |||||||||||||||
BQ32000D![]() | BQ32000D |
| Leadtime 2-3 weeks | Texas Instruments | IC RTC CLK/CALENDAR I2C 8-SOIC | Tube | - | Active | Clock/Calendar | Leap Year, Square Wave Output, Trickle-Charger | - | HH:MM:SS (24 hr) | YY-MM-DD-dd | I²C, 2-Wire Serial | 3 V ~ 3.6 V | 1.4 V ~ 3.6 V | 100µA @ 3.3V | -40°C ~ 85°C | Surface Mount | 8-SOIC (0.154", 3.90mm Width) | 8-SOIC | ||||||||||||||
PCF2127AT/1,512![]() | PCF2127AT/1,512 | Leadtime 2-3 weeks | NXP USA Inc. | IC RTC CLK/CAL I2C/SPI 20-SOIC | Tube | - | Obsolete | Clock/Calendar | Alarm, Leap Year, Square Wave Output, SRAM, TCXO/Crystal, Watchdog Timer | 512B | HH:MM:SS (12/24 hr) | YY-MM-DD-dd | I²C, 2-Wire Serial | 1.8 V ~ 4.2 V | 1.8 V ~ 4.2 V | 1.5µA @ 3.3V | -40°C ~ 85°C | Surface Mount | 20-SOIC (0.295", 7.50mm Width) | 20-SO | |||||||||||||||
PCF2129AT/1,512![]() | PCF2129AT/1,512 | Leadtime 2-3 weeks | NXP USA Inc. | IC RTC CLK/CALENDAR I2C 20-SOIC | Tube | - | Obsolete | Clock/Calendar | Alarm, Leap Year, Square Wave Output, TCXO/Crystal, Watchdog Timer | - | HH:MM:SS (12/24 hr) | YY-MM-DD-dd | I²C, 2-Wire Serial | 1.8 V ~ 4.2 V | 1.8 V ~ 4.2 V | 1.5µA @ 3.3V | -40°C ~ 85°C | Surface Mount | 20-SOIC (0.295", 7.50mm Width) | 20-SO |