X1287S14I-4.5A
| Model | X1287S14I-4.5A |
| Description | Real Time Clock, Volatile, CMOS, PDSO14, PLASTIC, SOIC-14 |
| PDF file | Total 26 pages (File size: 304K) |
| Chip Manufacturer | RENESAS |
X1287
S0,S1, S2, and WP Pin Timing
START
SCL
Clk 1
Slave Address Byte
SDA IN
Clk 9
S0, S1, S2, and WP
Write Cycle Timing
SCL
SDA
8th Bit of Last Byte
ACK
IN
Stop
Condition
A
t
WC
Start
Condition
Power Up Timing
Symbol
t
PUR
(1)
t
PUW
(1)
PR
EL
IM
Parameter
Min.
R
Typ.
(2)
Max.
1
5
Y
Units
mS
mS
t
SU:S0,S1,S2,WP
t
HD:S0,S1,S2,WP
Time from Power Up to Read
Time from Power Up to Write
Notes:
(1) Delays are measured from the time V
CC
is stable until the specified operation can be initiated. These parameters are periodically
sampled and not 100% tested.
(2) Typical values are for T
A
= 25°C and V
CC
= 5.0V
Nonvolatile Write Cycle Timing
Symbol
t
WC
(1)
Parameter
Min.
Typ.
(1)
5
Max.
10
Units
mS
Write Cycle Time
Notes:
(1) t
WC
is the time from a valid stop condition at the end of a write sequence to the end of the self-timed internal nonvolatile write
cycle. It is the minimum cycle time to be allowed for any nonvolatile write by the user, unless Acknowledge Polling is used.
Characteristics subject to change without notice.
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