Products: Clock ICs
Epson clock technology acquired through watch ICs
Epson clock ICs incorporate the technologies of low voltage operation and low power consumption acquired through the vast experience of developing watch ICs. Epson real time clock ICs and oscillator/PLL ICs can offer our customers optimum solutions for compact electronic equipment.
Real-time Clock IC
| Status | Download | Products | Interface | Clocking power consumption | Clock power voltage | Shipment package | |
|---|---|---|---|---|---|---|---|
 |
 |
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| MP | ─ |  370kb |
S1T54400D0A | 3-wire serial | 0.16uA *1 | 1.3-5.5V | Aluminum pad chip |
| MP | 1.188kb |
S1T54400D0B | 3-wire serial | 0.16uA *1 | 1.3-5.5V | Soldering bump chip | |
| ─ | ─ | ─ | S1T54400D1A *2 | I2C | 0.16uA *1 | 1.3-5.5V | Aluminum pad chip |
| ─ | ─ | ─ | S1T54400D1B *2 | I2C | 0.16uA *1 | 1.3-5.5V | Soldering bump chip |
*1: VDD=3V, Ta=25°C, clock output off, periodic timer clock 1/60Hz selected, CI=40kΩ, CL value option 4.8pF selected, built-in power supply selected: TVSEL1, TVSEL0=(VSS, VSS) selected, voltage detection off
*2: Being planned
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