DG442DY Intersil, DG442DY Datasheet - Page 7

• Manufacturer Part Number: DG442DY
• Description: IC SWITCH QUAD SPST 16SOIC
• Manufacturer: Intersil

Specifications of DG442DY

• Function: Switch
• Circuit: 4 x SPST - NC
• On-state Resistance: 85 Ohm
• Voltage Supply Source: Single, Dual Supply
• Voltage - Supply, Single/dual (±): 5 V ~ 34 V, ±5 V ~ 22 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 16-SOIC (0.154", 3.90mm Width)
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Other names: DG442DYIS

Test Circuits and Waveforms
Application Information
GAIN ERROR IS DETERMINED ONLY BY THE RESISTOR TOLERANCE.
OP AMP OFFSET AND CMRR WILL LIMIT ACCURACY OF CIRCUIT.
FIGURE 6. PRECISION WEIGHTED RESISTOR
A
A
A
V
--------------- -
V
GAIN
GAIN
GAIN
GAIN
A
V
V
V
OUT
= 100
V
IN
= 10
= 20
V
= 1
IN
1
2
3
4
=
PROGRAMMABLE GAIN AMPLIFIER
R
------------------------------------------------ -
1
FET INPUT
+
15
16
10
OP AMP
2
1
9
7
8
R
2
13
R
+15V
-15V
+
4
V-
4
R
3
+
3
2
+15V
R
7
7
4
-15V
4
GND
=
5
100 with SW
6
FIGURE 5. SOURCE/DRAIN CAPACITANCES TEST CIRCUIT
IMPEDANCE
ANALYZER
14
11
3
6
f = 1MHz
(Continued)
R
90kΩ
R
5kΩ
R
4kΩ
R
1kΩ
1
2
3
4
4
closed
V
OUT
DG441, DG442
C
V+
V
GND
V
S
D
+15V
IN
1
0
V
IN
= SAMPLE
= HOLD
X
FIGURE 7. OPEN LOOP SAMPLE AND HOLD
V-
+
-
-15V
IN
X
0V, 2.4V
C
S
X
1/4 DG442
+15V
-15V
D
X
C
H
+
-
November 20, 2006
V
FN3281.10
OUT