Datasheet

DS1922L/DS1922T
Temperature Logger iButton with 8KB
Data-Log Memory
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RESISTOR MASTER
RESISTOR MASTER
RESISTOR MASTER DS1922L/DS1922T
ε
ε
δ
V
PUP
V
IHMASTER
V
TH
V
TL
V
ILMAX
0V
t
F
V
PUP
V
IHMASTER
V
TH
V
TL
V
ILMAX
0V
t
F
V
PUP
V
IHMASTER
V
TH
V
TL
V
ILMAX
0V
t
F
t
SLOT
t
W1L
t
REC
t
SLOT
t
SLOT
t
W0L
t
REC
MASTER
SAMPLING
WINDOW
t
RL
t
MSR
WRITE-ONE TIME SLOT
WRITE-ZERO TIME SLOT
READ-DATA TIME SLOT
Figure 13. Read/Write Timing Diagrams