ISL12025IBZ Intersil, ISL12025IBZ Datasheet - Page 6
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ISL12025IBZ
Manufacturer Part Number
ISL12025IBZ
Description
IC RTC/CALENDAR EEPROM 8-SOIC
Manufacturer
Intersil
Type
Clock/Calendar/Supervisor/EEPROMr
Specifications of ISL12025IBZ
Memory Size
4K (512 x 8)
Time Format
HH:MM:SS (12/24 hr)
Date Format
YY-MM-DD-dd
Interface
I²C, 2-Wire Serial
Voltage - Supply
2.7 V ~ 5.5 V
Operating Temperature
-40°C ~ 85°C
Mounting Type
Surface Mount
Package / Case
8-SOIC (3.9mm Width)
Bus Type
Serial (I2C)
Operating Supply Voltage (typ)
3.3V
Operating Supply Voltage (max)
5.5V
Operating Supply Voltage (min)
2.7V
Operating Temperature Classification
Industrial
Operating Temperature (max)
85C
Operating Temperature (min)
-40C
Pin Count
8
Mounting
Surface Mount
Clock Format
HH
Clock Ic Type
RTC
Interface Type
I2C, Serial
Memory Configuration
512 X 8
Supply Voltage Range
2.7V To 5.5V
Digital Ic Case Style
SOIC
Rohs Compliant
Yes
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Timing Diagrams
(OUTPUT TIMING)
(INPUT TIMING)
SDA
SCL
SDA
SCL
RESET
SDA
RESET
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
August 13, 2008
FN6371.3