CY14B104KA Datasheet, PDF (16/31 Pages) Cypress Semiconductor – 4 Mbit (512K x 8/256K x 16) nvSRAM with Real-Time-Clock

PRELIMINARY
CY14B104KA, CY14B104MA
Table 5. RTC Characteristics
Parameters
Description
Test Conditions
Min
I_BAK[16]
RTC Backup Current
Commercial
Industrial
V_RTCbat[17]
RTC Battery Pin Voltage
1.8
V_RTCcap[18] RTC Capacitor Pin Voltage
1.5
tOCS
RTC Oscillator Time to
Start
At Minimum Temperature from Power up or Enable
At 25°C Temperature from Power up or Enable
Max Units
300 nA
350 nA
3.3
V
3.6
V
2 sec
1 sec
Notes
16. From either V_RTCcap or V_RTCbat.
17. Typical = 3.0V during normal operation.
18. Typical = 2.4V during normal operation.
Document #: 001-07103 Rev. *J
Page 16 of 31
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