ISL12025 Intersil Corporation, ISL12025 Datasheet - Page 6
ISL12025
Manufacturer Part Number
ISL12025
Description
Real-Time Clock/Calendar
Manufacturer
Intersil Corporation
Datasheet
1.ISL12025.pdf
(27 pages)
- Current page: 6 of 27
- Download datasheet (428Kb)
Timing Diagrams
(OUTPUT TIMING)
(INPUT TIMING)
SDA
SCL
RESET
SDA
RESET
SCL
SDA
SDA
SCL
V
t
DD
SU:STA
V
8TH BIT OF LAST BYTE
RESET
t
START
R
6
NOTE: ALL INPUTS ARE IGNORED DURING THE ACTIVE RESET PERIOD (t
t
HD:STA
t
PURST
t
RSP
t
t
RSP
F
<t
WDO
t
SU:DAT
STOP START
FIGURE 2. WRITE CYCLE TIMING
FIGURE 3. WATCHDOG TIMING
FIGURE 4. RESET TIMING
t
FIGURE 1. BUS TIMING
ACK
HIGH
ISL12025
t
RSP
t
RPD
>t
t
LOW
WDO
t
HD:DAT
CONDITION
STOP
t
PURST
t
R
t
RST
t
AA
t
WC
t
DH
t
RSP
RST
CONDITION
>t
).
START
WDO
t
F
t
BUF
V
t
RST
RVALID
t
SU:STO
t
HD:STO
October 18, 2006
FN6371.1
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