DG444DY Vishay, DG444DY Datasheet - Page 8

• Manufacturer Part Number: DG444DY
• Description: Analog Switch Quad SPST 16-Pin SOIC N
• Manufacturer: Vishay
• Type: Analog Switchr

Specifications of DG444DY

• Package: 16SOIC N
• Maximum On Resistance: 160@10.8V Ohm
• Maximum High Level Output Current: 30 mA
• Maximum Turn-off Time: 200@12V ns
• Maximum Turn-on Time: 450@12V ns
• Switch Architecture: SPST
• Power Supply Type: Single|Dual

DG444/445
Vishay Siliconix
www.vishay.com FaxBack 408-970-5600
4-8
V
IN
GAIN
A
GAIN
A
GAIN
A
GAIN
A
V
V
V
V
= 100
= 1
= 10
= 20
+15 V
30 pF
4
–
+
1
2
3
V
–15 V
IN
FIGURE 8. Precision-Weighted Resistor Programmable-Gain Amplifier
5 M
5.1 M
DG444 or DG445
–15 V
V
V–
L
+ 5 V
FIGURE 9. Precision Sample-and-Hold
+
–
V
+5 V
1
GND
–15 V
V+
V
2
+15 V
DG444
GND
+15 V
R
90 k
R
5 k
R
4 k
R
1 k
1
2
3
4
With SW
V
Gain error is determined only by the resistor
tolerance. Op amp offset and CMRR will limit
accuracy of circuit.
V
1000 pF
OUT
IN
C
50 pF
1
C
4
2
=
Closed:
V
OUT
R
200 k
R
1
J202
1
J500
+ R
Logic Input
Low = Sample
High = Hold
2
R
+ R
4
3
+15 V
+ R
2N4400
4
S-52433—Rev. F, 06-Sep-99
J507
Document Number: 70054
= 100
V
OUT