ELECTRICAL DATA (4MHz)

S3F80JB

 

 

tINTL

 

tINTH

 

0.8 VDD

0.8 VDD

 

0.2 VDD

0.2 VDD

 

NOTE: The unit tCPU means one CPU clock period.

Figure 17-10. Input Timing for External Interrupts (Port 0 and Port 2)

 

 

Reset

Oscillation Stabilization Time

 

 

Occur

 

 

 

Normal Operating Mode

Back-up Mode

Normal

(Stop Mode)

Operating

 

 

VDD

 

 

Mode

 

 

 

nRESET

 

 

 

 

 

 

tWAIT

NOTE:

tWAIT is the same as 4096 x 16 x 1/fOSC.

 

Figure 17-11. Input Timing for Reset (nRESET Pin)

17-10

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Samsung S3F80JB manual Input Timing for External Interrupts Port 0 and Port