DG445DY-T Intersil, DG445DY-T Datasheet - Page 6

• Manufacturer Part Number: DG445DY-T
• Description: IC SWITCH QUAD SPST 16SOIC
• Manufacturer: Intersil

Specifications of DG445DY-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 ~ 20 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

Test Circuits and Waveforms
Application Information
FIGURE 6. PRECISION WEIGHTED RESISTOR
A
A
A
V
GAIN
A
GAIN
GAIN
GAIN
V
V
= 100
V
= 10
= 20
= 1
V
GAIN ERROR IS DETERMINED ONLY BY
THE RESISTOR TOLERANCE, OP AMP OFFSET
AND CMRR WILL LIMIT ACCURACY OF CIRCUIT
IN
1
2
3
4
WITH SW
V
--------------- -
PROGRAMMABLE GAIN AMPLIFIER
V
OUT
IN
FET INPUT
15
16
10
OP AMP
2
1
9
7
8
=
4
12
R
------------------------------------------------ -
CLOSED
+5V
-15V
DG444 OR DG445
4
V
1
V-
L
+
R
3
2
2
R
+
6
4
+
-
+15V
-15V
R
GND
3
5
4
7
+
+15V
V+
6
R
FIGURE 5. SOURCE/DRAIN CAPACITANCES TEST CIRCUIT
13
4
IMPEDANCE
ANALYZER
14
11
f = 1MHz
3
6
=
100
(Continued)
R
90kΩ
R
5kΩ
R
4kΩ
R
1kΩ
1
2
3
4
V
OUT
DG444, DG445
C
V+
V
V
S
D
GND
+15V
0V
+5V
-15V
V-
IN
V
IN
X
+15V
FIGURE 7. LEVEL SHIFTER
0V, 2.4V
C
+5V
1
V
/
4
L
GND
DG444
+15V
V-
V+
10kΩ
V
OUT
+15V
June 4, 2007
FN3586.10
0V