نظرة عامة على المنتج
The DS1337S+T&R from Analog Devices/Maxim Integrated is a low-cost I2C real-time clock with two time-of-day alarms and trickle-charge capability in an 8-pin SOIC package.
المواصفات الرئيسية
| الشركة المصنعة | Analog Devices (Maxim) |
| الواجهة | I2C (400kHz) |
| Time Functions | Seconds through Century |
| Alarms | 2 (time-of-day) |
| جهد الإمداد | 1.8V to 5.5V |
| بطارية احتياطية | Yes (VBAT pin) |
| Trickle Charger | On-chip |
| Crystal | 32.768 kHz external |
| OSC Current | 500nA (battery mode) |
| الحزمة | SOIC-8 (150mil) |
| درجة حرارة التشغيل | -40 درجة مئوية إلى +85 درجة مئوية |
الميزات
- I2C interface (400kHz compatible)
- Two time-of-day alarms
- On-chip trickle charger
- Battery backup with automatic switch
- 1.8V to 5.5V operation
- 500nA battery backup current
التطبيقات
- Embedded systems timekeeping
- Data logging timestamps
- Power management scheduling
- Medical devices