X1226S8 Intersil, X1226S8 Datasheet - Page 19

• Manufacturer Part Number: X1226S8
• Description: IC RTC CLNDR OUTFREQ 4K EE 8SOIC
• Manufacturer: Intersil
• Type: Clock/Calendar/EEPROMr

Specifications of X1226S8

• 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: 0°C ~ 70°C
• Mounting Type: Surface Mount
• Package / Case: 8-SOIC (3.9mm Width)
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

Write Cycle Timing
Power-up Timing
Notes: (1) Delays are measured from the time V
Nonvolatile Write Cycle Timing
Note:
Symbol
Symbol
t
t
(2) Typical values are for T
t
(1) t
PUW
PUR
WC
SDA
SCL
the minimum cycle time to be allowed for any nonvolatile write by the user, unless Acknowledge Polling is used.
(1)
WC
(1)
V
(1)
CC
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
slew rate should be between 0.2mV/µsec and 50mV/µsec.
8th Bit of Last Byte
Time from Power-up to Read
Time from Power-up to Write
Write Cycle Time
19
A
= 25°C and V
Parameter
Parameter
CC
CC
is stable until the specified operation can be initiated. These parameters are not 100% tested.
= 5.0V
ACK
X1226
Condition
Stop
Min.
Min.
t
WC
Condition
Typ.
Typ.
Start
5
(2)
(1)
Max.
Max.
10
1
5
Units
Units
ms
ms
ms
May 8, 2006
FN8098.3