YQM Interfaz I2C LGA14. Adecuado para medición inteligente, industrial data recording and collection, Energy storage and power equipment, médico portable equipm
YQ8025T | High-Accuracy RTC with Integrated DTCXO
The YQ8025T is a high-accuracy calendar RTC with an integrated digitally temperature-compensated crystal oscillator (DTCXO) — a domestic replacement for the EPSON RX8025T. Because the 32.768kHz temperature-compensated oscillator is integrated, no external crystal and no load-capacitor matching are required, simplifying PCB layout. The I²C interface, wide 1.6~5.5V supply and low power consumption suit long-term coin-cell timekeeping and high accuracy across the full industrial temperature range.
| Parameter | Value |
|---|---|
| Product Type | High-Accuracy Calendar RTC with Integrated DTCXO |
| Brand | YQM |
| Supply Voltage | 1.6~5.5V |
| Interface | I²C |
| Oscillator | Integrated DTCXO (no external crystal) |
| Package | LGA14 |
| Size | 6.0×8.5 mm |
| Operating Temperature | -40°C~+85°C |
| Key Benefit | Simplified PCB — no crystal, no load-capacitor matching |
Replacement:
| Brand | Replacement P/N | Note |
|---|---|---|
| EPSON | RX8025T | Direct domestic replacement — DTCXO integrated, cost-effective supply |
Main volume application — electricity, water and gas metering
Industrial data recording and collection
Energy storage systems and power equipment
Portable medical equipment
Q: What is the difference between the YQ8025T and the YQ8563?
A: The YQ8025T integrates a DTCXO — no external crystal is required — while the YQ8563 uses an external 32.768kHz crystal. This is the key difference between the two.
Q: Does the YQ8025T need an external crystal?
A: No — the digitally temperature-compensated oscillator (DTCXO) is integrated, simplifying PCB layout and removing crystal load-capacitor matching.
Q: What supply voltage does the YQ8025T support?
A: 1.6~5.5V with low power consumption, suitable for long-term coin-cell timekeeping.
Q: Which products does the YQ8025T replace?
A: The YQ8025T is a domestic replacement for the EPSON RX8025T.
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