Diodes Incorporated PT7C43390LEX Real Time Clocks
IC RTC CLK/CALENDAR I2C TSSOP
Same model may have multiple batches, images only for reference.
Manufacturer
Part Number (MPN)
PT7C43390LEX
Detailed Description
IC RTC CLK/CALENDAR I2C TSSOP
Package
8-TSSOP, 8-MSOP (0.118", 3.00mm Width)
Key Features
Package / Case: 8-TSSOP, 8-MSOP (0.118", 3.00mm Width); Mounting Type: Surface Mount
Lifecycle Status
Active
RoHS State
RoHS Compliant
Datasheet
PT7C43390LEX Datasheet
Quick Jump:
Technical Specifications
Diodes Incorporated PT7C43390LEX Real Time Clocks technical specifications.
General
Interface
I²C, 2-Wire Serial
Package / Case
8-TSSOP
Mounting Type
Surface Mount
Operating Temperature
-40°C ~ 85°C
Supply Voltage
1.3V ~ 5.5V
Features
Alarm, Leap Year, Square Wave
Type
Clock/Calendar
Time Format
HH:MM:SS (12/24 hr)
Date Format
YY-MM-DD-dd
Current Timekeeping Max
0.65µA ~ 0.7µA @ 3V ~ 5V
Alternate Parts Comparison (PT7C43390LEX vs PT7M8202B33TA5EX vs PT7M8202B33TA5E vs PT7M8218B18CE)
Side-by-side technical parameter comparison of related primary models in this product family.
| This Part | Alternate Parts | Alternate Parts | Alternate Parts | |
|---|---|---|---|---|
| Package / Case | 8-TSSOP | SC-74A, SOT-753 | SC-74A, SOT-753 | 5-TSSOP |
| 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) |
| Control Features | -- | Enable | Enable | Enable |
| Max Input Voltage | -- | 5.5V | 5.5V | 5.5V |
| Number of Regulators | -- | 1 | 1 | 1 |
| Output Configuration | -- | Positive | Positive | Positive |
| Output Current | -- | 300mA | 300mA | 300mA |
| Output Type | -- | Fixed | Fixed | Fixed |
| Output Voltage | -- | 3.3V | 3.3V | 1.8V |
| Protection Features | -- | Over Current, Over Temperature | Over Current, Over Temperature | Over Current, Over Temperature |
| PSRR | -- | 80dB (1kHz) | 80dB (1kHz) | 75dB (1kHz) |
| Action |
More Parts in Real Time Clocks
Browse additional parts from the same category, grouped by series, package type, and manufacturer. These are catalog suggestions — not verified pin-compatible alternates.