DG444DJ-E3 Siliconix / Vishay, DG444DJ-E3 Datasheet - Page 8

• Manufacturer Part Number: DG444DJ-E3
• Description: Switch; SPST; 16-Pin Plastic DIP; 50 Ohms (Typ.); 0.01 nA (Typ.); 30 mA
• Manufacturer: Siliconix / Vishay
• Type: 4-Channelr

Specifications of DG444DJ-E3

• Charge Injection: 1 pC
• Current, Source, Off-state: 0.50 nA
• Number Of Channels: 4
• Package: 16-Pin PDIP
• Package Type: 16-Pin PDIP
• Power Consumption: 0.022 μW
• Primary Type: Analog
• Resistance, Drain To Source On: 50 Ohms
• Switch Type: SPST
• Time, Turn-on: 120 ns
• Voltage, Supply: 44
• Lead Free Status / Rohs Status: RoHS Compliant part Electrostatic Device

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