ISL12026IBZ Intersil, ISL12026IBZ Datasheet - Page 5

• Manufacturer Part Number: ISL12026IBZ
• Description: IC RTC/CALENDAR EEPROM 8-SOIC
• Manufacturer: Intersil
• Type: Clock/Calendar/EEPROMr

Specifications of ISL12026IBZ

• 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)
• 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

AC Electrical Specifications
NOTES:
10. t
Timing Diagrams
Bus Timing
Write Cycle Timing
3. IRQ/F
4. V
5. V
6. Bit BSW = 0 (Standard Mode), V
7. Specified at +25°C.
8. In order to ensure proper timekeeping, the V
9. Parameter is not 100% tested.
SYMBOL
t
HD:STO
Cpin
sequence of a serial interface Write operation, to the end of the self-timed internal non-volatile write cycle.
t
t
Cb
WC
WC
(OUTPUT TIMING)
DH
IL
DD
(INPUT TIMING)
= V
is the minimum cycle time to be allowed for any non-volatile Write by the user, it is the time from valid STOP condition at the end of Write
> V
SCL
SDA
OUT
DD
BAT
STOP Condition Hold Time for
Read, or Volatile Only Write
Output Data Hold Time
Capacitive Loading of SDA or SCL Total on-chip and off-chip.
SDA, and SCL Pin Capacitance
Non-volatile Write Cycle Time
x 0.1, V
Inactive.
SDA
SCL
+V
SDA
BATHYS
t
SU:STA
IH
PARAMETER
= V
8TH BIT OF LAST BYTE
DD
x 0.9, f
5
t
BAT
HD:STA
SCL
>= 1.8V
(Continued)
= 400kHz
t
F
t
DD SR-
SU:DAT
From SDA rising edge to SCL
falling edge. Both crossing 70%
of V
From SCL falling edge crossing
30% of V
30% to 70% of V
DD
specification must be followed.
TEST CONDITIONS
.
ACK
DD
t
HIGH
, until SDA enters the
ISL12026
DD
window.
t
LOW
t
HD:DAT
CONDITION
STOP
MIN
600
10
t
0
R
t
t
AA
WC
TYP
12
t
DH
CONDITION
START
MAX
400
10
20
t
BUF
UNITS
t
SU:STO
ms
ns
ns
pF
pF
t
HD:STO
October 23, 2006
NOTES
FN8231.5
10