ISL12028IBZ Intersil, ISL12028IBZ Datasheet - Page 8

• Manufacturer Part Number: ISL12028IBZ
• Description: IC RTC W/EEPROM 14-SOIC
• Manufacturer: Intersil
• Type: Clock/Calendar/Supervisor/EEPROMr

Specifications of ISL12028IBZ

• 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

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