
DS1920 
 
  17 of 22 
READ/WRITE TIMING DIAGRAM (continued) Figure 11 
 
Write-0 Time Slot 
 
 
             
60µs ≤ t
LOW0
 < t
SLOT
 < 120µs 
              1µs ≤ t
REC 
< ∞ 
               
Read-Data Time Slot 
 
 
             
  60µs ≤ t
SLOT
 < 120µs 
1µs ≤ t
LOWR 
< 15µs 
0 ≤ t
RELEASE 
< 45µs 
              1µs ≤ t
REC 
< ∞ 
              t
RDV
 = 15µs 
              t
SU
 < 1µs 
 
 
    MASTER