Cypress Semiconductor CY14B256K Dokumentacja Pobierz pdf (Strona 9)

CY14B256K

Document Number: 001-06431 Rev. *G Page 9 of 24

Figure 4. RTC Recommended Component Configuration

WDF - Watchdog Timer Flag

WIE - Watchdog Interrupt

PF - Power Fail Flag

PFE - Power Fail Enable

AF - Alarm Flag

AIE - Alarm Interrupt Enable

P/L - Pulse Level

H/L - High/Low

Enable

Watchdog

Timer

Power

Monitor

Clock

Alarm

VINT

WDF

WIE

PFE

AIE

P/L

Driver

H/L

INT

Recommended Values

Y1 = 32.768 KHz

RF = 10M Ohm

= 0

= 56 pF

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Cypress Semiconductor CY14B256K Dokumentacja Strona 9