This detailed comparison of PCF2127AT/1,518 and PCF2127AT/1,512 in the Clock/Timing - Real Time Clocks provides valuable insights into their specifications and features. Key aspects such as Manufacturer, Package, Mounting Type, and core parameters are thoroughly analyzed. This side-by-side comparison simplifies component selection. To learn more, explore their datasheets or request a quote directly.
| Manufacturer | NXP Semiconductors | NXP Semiconductors |
|---|---|---|
| Package / Case | 20-SOIC (0.295", 7.50mm Width) | 20-SOIC (0.295", 7.50mm Width) |
| Description | IC RTC CLK/CAL I2C/SPI 20-SOIC | IC RTC CLK/CAL I2C/SPI 20-SOIC |
| In Stock | 0 | 0 |
| Mounting Type | Surface Mount | Surface Mount |
| Part Status | Obsolete | Obsolete |
| Series | - | - |
| Package | Tape & Reel (TR) | Tube |
| Type | Clock/Calendar | Clock/Calendar |
| Features | Alarm, Leap Year, Square Wave Output, SRAM, TCXO/Crystal, Watchdog Timer | Alarm, Leap Year, Square Wave Output, SRAM, TCXO/Crystal, Watchdog Timer |
| Memory Size | 512B | 512B |
| Time Format | HH:MM:SS (12/24 hr) | HH:MM:SS (12/24 hr) |
| Date Format | YY-MM-DD-dd | YY-MM-DD-dd |
| Interface | I²C, 2-Wire Serial | I²C, 2-Wire Serial |
| Voltage - Supply | 1.8V ~ 4.2V | 1.8V ~ 4.2V |
| Voltage - Supply, Battery | 1.8V ~ 4.2V | 1.8V ~ 4.2V |
| Current - Timekeeping (Max) | 1.5µA @ 3.3V | 1.5µA @ 3.3V |
| Operating Temperature | -40°C ~ 85°C | -40°C ~ 85°C |
| Supplier Device Package | 20-SO | 20-SO |