DS2223 Dallas Semiconducotr, DS2223 Datasheet - Page 3

• Manufacturer Part Number: DS2223
• Description: EconoRAM
• Manufacturer: Dallas Semiconducotr

READ/WRITE TIMING DIAGRAM
Write–One Time Slot Figure 1
Write–Zero Time Slot Figure 2
Read–Data Time Slot Figure 3
V
PULLUP MIN
V
V
PULLUP MIN
PULLUP MIN
V
V
PULLUP
V
V
V
IL MAX
IH MIN
V
V
PULLUP
V
PULLUP
V
IL MAX
IL MAX
IH MIN
RESISTOR
MASTER
DS2223/DS2224
IH MIN
0V
0V
0V
t
LOW1
15 s
t
LOWR
15 s
60 s < t
1 s < t
60 s < t
1 s < t
0 < t
1 s < t
t
RDV
t
RDV
HOST SAMPLING
RELEASE
= 15 s
60 s < t
1 s < t
1 s < t
WINDOW
60 s
REC
SAMPLING WINDOW
LOWR
REC
LOW0
SAMPLING WINDOW
SLOT
DS2223/DS2224
t
DS2223/DS2224
SLOT
<
<
LOW1
REC
< 45 s
< 15 s
SLOT
<
< t
t
t
LOW0
SLOT
60 s
SLOT
<
< 15 s
<
t
SLOT
<
t
RELEASE
t
REC
t
REC
t
REC
DS2223/DS2224
080598 3/10