ISL12028IB27AZ Intersil, ISL12028IB27AZ Datasheet - Page 8
ISL12028IB27AZ
Manufacturer Part Number
ISL12028IB27AZ
Description
IC RTC/CALENDAR EEPROM 14-SOIC
Manufacturer
Intersil
Type
Clock/Calendar/Supervisor/EEPROMr
Datasheet
1.ISL12028IV27Z-T.pdf
(29 pages)
Specifications of ISL12028IB27AZ
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
14-SOIC (3.9mm Width), 14-SOL
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Part Number:
ISL12028IB27AZ
Manufacturer:
INTERSIL
Quantity:
20 000
Typical Performance Curves
5.0
4.5
4.0
3.5
3.0
2.5
2.0
1.5
1.0
0.5
0.0
4.5
4.0
3.5
3.0
2.5
2.0
1.5
1.0
0.5
0.0
4.0
3.5
3.0
2.5
2.0
1.5
1.0
0.5
0.0
-45 -35 -25 -15 -5
1.8
1.8
FIGURE 7. I
2.3
FIGURE 5. I
2.3
FIGURE 9. I
2.8
2.8
TEMPERATURE (°C)
DD3
V
BAT
DD
5
3.3
3.3
SCL, SDA PULL-UPS = V
BSW = 0 OR 1
vs TEMPERATURE
= 5.5V
vs V
8
V
15
V
DD3
BAT
SCL, SDA PULL-UPS = 0V
DD
BSW = 0 OR 1
BAT,
3.8
25
3.8
(V)
vs V
(V)
V
DD
SBIB = 0
35
DD
= 3.3V
4.3
4.3
45
Temperature is +25°C unless otherwise specified.
55
4.8
4.8
BAT
ISL12028, ISL12028A
65
75
5.3
5.3
85
1.4
1.2
1.0
0.8
0.6
0.4
0.2
0.0
-20
-40
0.9
0.8
0.7
0.6
0.5
0.4
0.3
0.2
0.1
0.0
80
60
40
20
-45 -35 -25 -15
0
-32 -28 -24 -20 -16 -12 -8 -4
1.8
FIGURE 10. ΔF
FIGURE 8. I
2.3
FIGURE 6. I
2.8
-5
SCL, SDA PULL-UPS = 0V
TEMPERATURE (°C)
BAT
BAT
5
OUT
3.3
ATR SETTING
BSW = 0 OR 1
vs TEMPERATURE
vs V
15
V
BAT
vs ATR SETTING
0
25
BAT,
3.8
(V)
4
V
35
SBIB = 1
BAT
8 12 16 20 24 28
4.3
45
= 3.0V
55
November 30, 2010
4.8
65
75
FN8233.9
5.3
85