ISL12029 Intersil Corporation, ISL12029 Datasheet - Page 7

• Manufacturer Part Number: ISL12029
• Description: Real Time Clock/Calendar
• Manufacturer: Intersil Corporation

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Timing Diagrams
(OUTPUT TIMING)
(INPUT TIMING)
SCL
SDA
RESET
RESET
SDA
SCL
SDA
SDA
SCL
V
DD
t
SU:STA
8TH BIT OF LAST BYTE
V
RESET
t
START
R
7
t
HD:STA
Note: All inputs are ignored during the active reset period (t
t
PURST
t
RSP
t
t
F
RSP
<t
WDO
t
SU:DAT
STOP START
FIGURE 2. WRITE CYCLE TIMING
FIGURE 3. WATCHDOG TIMING
ACK
FIGURE 4. RESET TIMING
FIGURE 1. BUS TIMING
t
HIGH
ISL12029
t
RSP
t
RPD
>t
t
LOW
WDO
t
HD:DAT
CONDITION
STOP
t
PURST
t
R
RST
t
RST
t
t
AA
).
WC
t
DH
t
CONDITION
RSP
START
>t
WDO
t
F
t
BUF
V
t
RST
RVALID
t
SU:STO
t
HD:STO
April 17, 2006
FN6206.4