
REV. 0
Typical Performance Characteristics–ADG3249
–5–
VA/VB (V)
R
ON
(
)
0
0.5
TA = 25 C
SEL = V
CC
5
10
15
20
25
30
35
40
1.5
2.5
3.5
VCC = 3V
VCC = 3.3V
VCC = 3.6V
3.0
2.0
1.0
TPC 1. On Resistance vs.
Input Voltage
VA/VB (V)
R
ON
(
)
0
0.5
5
10
15
20
1.5
2.0
1.0
25 C
85 C
40 C
= 3.3V
SEL = V
CC
VCC
TPC 4. On Resistance vs. Input
Voltage for Different Temperatures
VA/VB (V)
V
OUT
(V)
0
0.5
1.5
2.5
1.5
2.5
VCC = 2.7V
VCC = 2.5V
VCC = 2.3V
TA = 25 C
SEL = V
CC
IO = –5 A
2.0
1.0
2.0
3.0
TPC 7. Pass Voltage vs. VCC
VA/VB (V)
R
ON
(
)
0
0.5
5
10
15
20
25
30
35
40
1.5
2.5
VCC = 2.3V
VCC = 2.5V
VCC = 2.7V
TA = 25 C
SEL = V
CC
3.0
2.0
1.0
TPC 2. On Resistance vs.
Input Voltage
VA/VB (V)
R
ON
(
)
0
0.5
5
10
15
85 C
25 C
1.0
40 C
= 2.5V
SEL = V
CC
VCC
1.2
TPC 5. On Resistance vs. Input
Voltage for Different Temperatures
VA/VB (V)
V
OUT
(V)
0
0.5
1.5
2.5
1.5
2.5
VCC = 3.6V
VCC = 3.3V
VCC = 3V
3.5
TA = 25 C
SEL = 0V
IO = –5 A
2.0
1.0
2.0
3.0
TPC 8. Pass Voltage vs. VCC
VA/VB (V)
R
ON
(
)
0
0.5
5
10
15
20
25
30
35
40
1.5
2.5
VCC = 3V
VCC = 3.3V
VCC = 3.6V
3.5
TA = 25 C
SEL = 0V
1.0
2.0
3.0
TPC 3. On Resistance vs.
Input Voltage
VA/VB (V)
V
OUT
(V)
0
0.5
1.5
2.5
1.5
2.5
3.5
VCC = 3.6V
VCC = 3.3V
VCC = 3V
3.0
2.0
1.0
2.0
3.0
TA = 25 C
SEL = V
CC
IO = –5 A
TPC 6. Pass Voltage vs. VCC
300
05
10
15
20
25
30
35
40
45
ENABLE FREQUENCY (MHz)
I CC
(
A)
50
100
150
200
250
0
VCC = 3.3V
SEL = 0V
VCC = SEL = 3.3V
VCC = SEL = 2.5V
TA = 25 C
TPC 9. ICC vs. Enable Frequency