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PT7C4363 View Datasheet(PDF) - Pericom Semiconductor

Part Name
Description
View to exact match
PT7C4363
Pericom-Semiconductor
Pericom Semiconductor Pericom-Semiconductor
PT7C4363 Datasheet PDF : 22 Pages
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Data Sheet
PT7C4363
Real-time Clock Module (I2C Bus)
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e) Time count
STOP
STOP
Read / Write
Data
0 RTC source clock runs.
Description
Default
1 All RTC divider chain flip-flops are asynchronously set to logic 0; the RTC clock is stopped
(SQW at 32.768 kHz is still available)
f) Test
TEST1
TEST1
Read / Write
Data
0 Normal mode.
1 EXT_CLK test mode.
Description
Default
TESTC
TESTC
Read / Write
Data
Description
0 Power-on reset override facility is disabled; set to logic 0 for normal operation.
1 Power-on reset override may be enabled
Default
3. Time Counter
Time digit display (in BCD code):
Second digits: Range from 00 to 59 and carried to minute digits when incremented from 59 to 00.
Minute digits: Range from 00 to 59 and carried to hour digits when incremented from 59 to 00.
Hour digits: See description on the /12, 24 bit. Carried to day and day-of-the-week digits when incremented from 11 p.m. to
12 a.m. or 23 to 00.
Addr.
Description
D7
D6
D5
D4
D3
D2
D1
D0
(hex)
02
Seconds
(default)
OSF*1
1
S40
S20
S10
S8
S4
S2
S1
Undefined Undefined Undefined Undefined Undefined Undefined Undefined
03
Minutes
(default)
×
M40
M20
M10
M8
M4
M2
M1
0
Undefined Undefined Undefined Undefined Undefined Undefined Undefined
04
Hours
(default)
×
×
H20
H10
H8
H4
H2
H1
0
0
Undefined Undefined Undefined Undefined Undefined Undefined
*1 Note: Indicate clock integrity. When the bit is 1, the clock integrity is no longer guaranteed and the time need be adjusted.
PT0207(07/05)
9
Ver: 0
 

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