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DG2749DN-T1-E4

P1-P3P4-P6P7-P9P10-P10
www.vishay.com
4
Document Number: 69977
S09-0396-Rev. B, 09-Mar-09
Vishay Siliconix
DG2747, DG2748, DG2749
TYPICAL CHARACTERISTICS T
A
= 25 °C, unless otherwise noted
R
DS(ON)
vs. V
D
and Supply Voltage
Supply Current vs. Temperature
Leakage vs. Analog Voltage
V
COM
(V
D
) - Analog Voltage (V)
(Ω) ecnatsiseR-nO -
R
DS(on)
0
0.2
0.4
0.6
0.8
1.0
1.2
1.4
012345
V+ = 2.7 V
V+ = 3 V
V+ = 3.6 V
V+ = 4.3 V
V+ = 1.6 V
T
A
= 25 °C
Temperature (°C)
Supply Current (nA) - +I
0
0.1
1.0
10
100
- 40 - 20 0 20 40 60 80100
V+ = 4.3 V
V
COM
- Analog Voltage (V)
)
A p
(
t n e r r u
C
e g a k a e L
- 2500
- 2000
- 1500
- 1000
- 500
0
500
1000
1500
01234
V+ = 4.3 V
I
NO(off)
I
COM(off)
I
COM(on)
0.5 1.5 2.5 3.5
4.5
R
DS(ON)
vs. V
D
and Temperature
Leakage Current vs. Temperature
Charge Injection vs. Analog Voltage
V
COM
(V
D
) - Analog Voltage (V)
(Ω) ecnat
s
i
se
R
-
n
O
-
R
DS(on)
0
0.1
0.2
0.3
0.4
0.5
0.6
0 0.5 1 1.5 2 2.5 3
+ 85 °C
+ 25 °C
- 40 °C
V+ = 2.7 V
Temperature (°C)
)
Ap
(
t
ne
r
ru
C e
gak
aeL
1
10
100
1000
10000
- 40 - 20 0 20 40 60 80 100
I
COM(off)
I
NO(off)
V+ = 4.3 V
0
2
4
6
8
10
12
14
16
18
0 0.5 1 1.5 2 2.5 3 3.5 4
Analog Voltage (V)
Q - Charge Injection (pC)
C
L
= 1 nF
Drain
V+ = 3.6 V
V+ = 3 V
V+ = 2.7 V
Vishay Siliconix
DG2747, DG2748, DG2749
Document Number: 69977
S09-0396-Rev. B, 09-Mar-09
www.vishay.com
5
TYPICAL CHARACTERISTICS T
A
= 25 °C, unless otherwise noted
Switching Time vs. Temperature
Switching Threshold vs. Supply Voltage
Temperature (°C)
t
ON
, t
OFF
- Switching Time (ns)
6
8
10
12
14
16
18
- 40 - 20 0 20 40 60 80
t
ON
V+ = 2.7 V
t
OFF
V+ = 3.6 V
t
OFF
V+ = 2.7 V
t
ON
V+ = 3.6 V
0.5
0.6
0.7
0.8
0.9
1.0
1.1
1.2
1.3
1.4
1.5
1.5 2.0 2.5 3.0 3.5 4.0 4.5
V+ - Supply Voltage (V)
V
T
- Switching Threshold (V)
- 40 °C to 85 °C
Insertion Loss vs. Frequency
Off-Isolation and Crosstalk vs. Frequency
Frequency (Hz)
LOSS (dB)
- 9
- 8
- 7
- 6
- 5
- 4
- 3
- 2
- 1
0
1
100k 1M 10M 100M 1G
- 10
V+ = 3 V
R
L
= 50 Ω
Frequency (Hz)
Loss, OIRR, X
TALK
(dB)
- 110
- 100
- 90
- 80
- 70
- 60
- 50
- 40
- 30
- 20
- 10
0
10
OIRR
X
TALK
100k 1M 10M 100M 1G
V+ = 3 V
R
L
= 50 Ω
www.vishay.com
6
Document Number: 69977
S09-0396-Rev. B, 09-Mar-09
Vishay Siliconix
DG2747, DG2748, DG2749
TEST CIRCUITS
Figure 1. Switching Time
Switch
Input
C
L
(includes fixture and stray capacitance)
V+
IN
NO or NC
C
L
35 pF
COM
Logic
Input
R
L
50
V
OUT
GND
V+
50 %
0 V
Logic
Input
Switch
Output
t
ON
t
OFF
Logic "1" = Switch On
Logic input waveforms inverted for switches that have
the opposite logic sense.
0 V
Switch Output
V
OUT
V
COM
R
L
R
L
R
ON
0.9 x V
OUT
t
r
5 ns
t
f
5 ns
V
INH
V
INL
Ω
=
+
<
<
(
)
Figure 2. Break-Before-Make (DG2749)
V
INL
Logic
Input
Switch
Switch
Output
V
INH
50 %
0 V
Output
0 V
90 %
V
O1
V
O2
90 %
V
NO2
V
NC1
t
D
t
D
V
O1
C
L
(includes fixture and stray capacitance)
V+
NC
1
NO
2
V
NC1
IN
1
COM
1
V
NO2
R
L1
50 Ω
COM
2
V
O2
C
L1
35 pF
GND
R
L2
50 Ω
C
L2
35 pF
IN
2
V+
Figure 3. Charge Injection
C
L
1 nF
COM
R
g
V
O
V+
NC or NO
V
IN
= 0 - V+
IN
V
g
GND
V +
OFFONOFF
OFFONOFF
V
O
ΔV
O
IN
X
IN
X
Q = ΔV
O
x C
L
P1-P3P4-P6P7-P9P10-P10

DG2749DN-T1-E4

Mfr. #:
Buy DG2749DN-T1-E4
Manufacturer:
Vishay / Siliconix
Description:
Analog Switch ICs RECOMMENDED ALT 781-DG2750DN-E4
Lifecycle:
New from this manufacturer.
Delivery:
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