DG442DY-T Intersil, DG442DY-T Datasheet - Page 7
DG442DY-T
Manufacturer Part Number
DG442DY-T
Description
IC SWITCH QUAD SPST 16SOIC
Manufacturer
Intersil
Datasheet
1.DG441DY.pdf
(14 pages)
Specifications of DG442DY-T
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
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
DG442DY-T1-E3
Manufacturer:
FUJ
Quantity:
6 232
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