428 Series
(25°C and Vs ± 15 Vdc)
Analog Input Characteristics
1
Impedance
Voltage Range
Max. Safe Voltage
Analog Output Characteristics
Impedance (Closed Loop)
Linear Operating Range
2
Maximum Current
3
Offset Voltage
Offset Temp. Coeff.
Power Supply (
±
V)
Rated Voltage
Operating Range
Maximum Safe Voltage
Quiescent Current
Temperature
Operating
Storage
Notes:
1. Input and output signal voltage referenced to supply common.
2. Output is short circuit protected to common.
DO NOT CONNECT TO ±Vs.
3. Adjustable to zero.
4. Units operate with or without offset pin connected.
Specification
Pin-Out and Package Data
Ordering Information
428 Package OUTLINE
0.80"(max)
10 k
W
min.
±
10 Vpeak
±
Vs
11
W
typ.
10
W
max.
±
10V
±
2 mA
2
mV typ.
2
20 mV max.
50 mV/°C
Side
0.025" (dia)
1.80"(max)
0.15" (min)
0.50"(max)
Front
±
15 Vdc
±
12 to
±
18 Vdc
±
18 Vdc
±
25 mA typ.
±
40 mA max.
-20
to +70°C
-25 to +85°C
All dimensions are in inches
All case dimensions ± 0.01"
0.80"
0.70"
0.10"(typ)
OUT
Bottom View
0.10"
0.00"
0.00"
D0
D1
+5V
D2
D3
GND Os
-Vs +Vs
IN
0.30"
0.50"
0.80"
0.90"
1.00"
1.10"
1.30"
Filter Mounting Assembly - See FMA-02A
Filter Type
L - Low Pass
H - High Pass
Ordering Information
Model Number
428L4B-7
428 Transfer Function
B - Butterworth
L - Bessel
D60 - constant delay (-60 dB)
D80 - constant delay (-80 dB)
D10 - constant delay (-100 dB)
E - elliptic 1.77 (-80 dB)
EX- elliptic 1.56 (-80dB)
EY - elliptic 2.00 (-100 dB)
DC Offset Adjustment
+ Vs
Binary Tuning Ranges
Do not connect
if trim is not
required.
20 k W
(Cermet)
OS
- Vs
*Contact factory for custom step frequency. Maximum step 6.40 kHz.
Model
Tuning
*Minimum
Number Range (Hz) Step (Hz)
1
10-160
10
2
25-400
25
3
50-800
50
4
100-1.60k
100
5
250-4.00k
250
6
500-8.00k
500
7
1.00k-16.0k
1.00k
8
2.50k-40.0k
2.50k
9
5.00k-80.0k
5.00k
10
6.40k-102.4k
6.40k
Discrete Frequency’s
Customer must specify f
1
,f
2
,f
3
, f
4
,f
5
. Maximum span f
1
-> f
5
1,000:1.
Contact factory for custom frequency’s
We hope the information given here will be helpful. The information is based on data and our best knowledge, and we consider the information to be true and accurate. Please read all statements,
recommendations or suggestions herein in conjunction with our conditions of sale which apply to all goods supplied by us. We assume no responsibility for the use of these statements,
recommendations or suggestions, nor do we intend them as a recommendation for any use which would infringe any patent or copyright.
IN-00428-02
1784 Chessie Lane, Ottawa, IL 61350 • Tel: 800/252-7074, 815/434-7800 • FAX: 815/434-8176
e-mail: sales@freqdev.com
Web Address: http://www.freqdev.com
1.50"
1.60"
1.80"