DG445DY Intersil, DG445DY Datasheet - Page 6
![IC SWITCH QUAD SPST 16SOIC](/photos/5/65/56533/20-16-soic_sml.jpg)
DG445DY
Manufacturer Part Number
DG445DY
Description
IC SWITCH QUAD SPST 16SOIC
Manufacturer
Intersil
Datasheet
1.DG444DY.pdf
(12 pages)
Specifications of DG445DY
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
Other names
DG445DYIS
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Part Number:
DG445DY
Manufacturer:
INTERSIL
Quantity:
20 000
Company:
Part Number:
DG445DY+
Manufacturer:
IDT
Quantity:
1 309
Company:
Part Number:
DG445DY+T
Manufacturer:
MAXIM
Quantity:
9
Company:
Part Number:
DG445DY-T
Manufacturer:
MAXIM
Quantity:
2 500
Part Number:
DG445DY-T1-E3
Manufacturer:
VISHAY/威世
Quantity:
20 000
Company:
Part Number:
DG445DYT
Manufacturer:
SIL
Quantity:
4 308
Part Number:
DG445DYZ
Manufacturer:
VISHAY/威世
Quantity:
20 000
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