ISL12025 Intersil Corporation, ISL12025 Datasheet - Page 7

• Manufacturer Part Number: ISL12025
• Description: Real-Time Clock/Calendar
• Manufacturer: Intersil Corporation

Typical Performance Curves
4.00
3.50
3.00
2.50
2.00
1.50
1.00
0.50
0.00
4.50
4.00
3.50
3.00
2.50
2.00
1.50
1.00
0.50
0.00
5.00
4.50
4.00
3.50
3.00
2.50
2.00
1.50
1.00
0.50
0.00
1.8
1.8
-45
-35
2.3
2.3
FIGURE 7. I
FIGURE 5. I
-25
-15
2.8
FIGURE 9. I
2.8
-5
DD3
Vdd=5.5V
BAT
3.3
SCL,SDA pullups = Vbat
3.3
5
BSW = 0 or 1
Temperature
vs TEMPERATURE
Vbat (V)
vs V
SCL,SDA pullups = 0V
7
15
Vdd (V)
DD3
BSW = 0 or 1
3.8
3.8
BAT,
25
vs V
Vdd=3.3V
35
SBIB = 0
DD
4.3
4.3
45
Temperature is +25°C unless otherwise specified
4.8
55
4.8
65
5.3
5.3
75
85
ISL12025
0.90
0.80
0.70
0.60
0.50
0.40
0.30
0.20
0.10
0.00
1.40
1.20
1.00
0.80
0.60
0.40
0.20
0.00
-20
-40
80
60
40
20
0
-32 -28 -24 -20 -16 -12
1.80
-45
-35
2.30
FIGURE 10. ΔF
FIGURE 8. I
FIGURE 6. I
-25
-15
2.80
SCL,SDA pullups = 0V
-5
BSW = 0 or 1
BAT
BAT
3.30
-8
5
OUT
Temperature
ATR setting
vs TEMPERATURE
-4
vs V
15
Vbat(V)
vs ATR SETTING
3.80
0
BAT,
25
4
Vbat = 3.0V
35
SBIB = 1
4.30
8
45
12
55
16
4.80
October 18, 2006
20
65
24
5.30
75
FN6371.1
28
85