NXP Semiconductors PCF2127T/2Y Real Time Clocks
IC RTC CLK/CAL I2C/SPI 16-SOIC
Same model may have multiple batches, images only for reference.
Manufacturer
Part Number (MPN)
PCF2127T/2Y
Detailed Description
IC RTC CLK/CAL I2C/SPI 16-SOIC
Package
16-SOIC (0.295", 7.50mm Width)
Key Features
Package / Case: 16-SOIC (0.295", 7.50mm Width); Mounting Type: Surface Mount
Lifecycle Status
Active
RoHS State
RoHS Compliant
Datasheet
PCF2127T/2Y Datasheet
Quick Jump:
Technical Specifications
NXP Semiconductors PCF2127T/2Y Real Time Clocks technical specifications.
General
Interface
I²C, 2-Wire Serial
Memory Size
512B
Package / Case
16-SOIC
Mounting Type
Surface Mount
Operating Temperature
-40°C ~ 85°C
Supply Voltage
1.8V ~ 4.2V
Features
Alarm, Leap Year, Square Wave Output, SRAM, TCXO/Crystal, Watchdog Timer
Type
Clock/Calendar
Time Format
HH:MM:SS (12/24 hr)
Date Format
YY-MM-DD-dd
Alternate Parts Comparison (PCF2127T/2Y vs PCF8598C-2T/02,118 vs PCF85116-3T/01,118 vs PCF85116-3T/01,112)
Side-by-side technical parameter comparison of related primary models in this product family.
| This Part | Alternate Parts | Alternate Parts | Alternate Parts | |
|---|---|---|---|---|
| Package / Case | 16-SOIC | 8-SOIC | 8-SOIC | 8-SOIC |
| Mounting Type | Surface Mount | Surface Mount | Surface Mount | Surface Mount |
| Operating Temperature | -40°C ~ 85°C | -40°C ~ 85°C (TA) | -40°C ~ 85°C (TA) | -40°C ~ 85°C (TA) |
| Supply Voltage | 1.8V ~ 4.2V | 2.5V ~ 6.0V | 2.7V ~ 5.5V | 2.7V ~ 5.5V |
| Memory Size | 512B | 8Kb (1K x 8) | 16Kb (2K x 8) | 16Kb (2K x 8) |
| Lifecycle Status | -- | Obsolete | Obsolete | Obsolete |
| Max Frequency | -- | 100 kHz | 400 kHz | 400 kHz |
| Memory Format | -- | EEPROM | EEPROM | EEPROM |
| Memory Interface | -- | I²C | I²C | I²C |
| Memory Organization | -- | 1K x 8 | 2K x 8 | 2K x 8 |
| Memory Type | -- | Non-Volatile | Non-Volatile | Non-Volatile |
| Technology | -- | EEPROM | EEPROM | EEPROM |
| Action |
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