4
510 - 70 - 3
0
-10
-20
-30
-40
-50
-60
-70
-80
10
0
-10
-20
-30
-40
-50
-60
-70
SUPPLY VOLTAGE (V)
-20 -10 0 10 20 30 40 50
TEMPERATURE (
o
C)
10
5
0
-5
-10
-15
-20
R
(
μ
A
-20 -10 0 10 20 30 40 50
TEMPERATURE (
o
C)
R
μ
A
30
20
10
0
-10
-20
-30
-40
R
20 200 2k 20k
FREQUENCY (Hz)
C
S
= 0.22
μ
C
S
= 0.047
μ
C
S
= 0.1
μ
C
S
= 0.033
μ
R
Fig. 5. Closed Loop Frequency Response
with Various C
S
Values
4
0
-4
-8
-12
-16
-20
O
G
60
55
50
45
40
35
30
25
20
10 100 1K 10K 100K
FREQUENCY (Hz)
Fig. 7 Preamplifier Open Loop Frequency Response
REVISION NOTES
Changes to standard packaging.
Gennum Corporation assumes no responsibility for the use of any circuits described
Copyright July 1989 Gennum Corporation. Revision Date: July 1992
Printed in Canada.
Fig. 4 I/O Curves at Various R
VC
Settings
-140 -120 -100 -80 -60
INPUT (dBV)
-40
R
VC
= 100K
R
VC
= 47K
R
VC
= 22K
R
VC
= 10K
R
VC
= 3.3K
Fig. 8 Transducer Current vs Temperature
Fig. 9 Amplifier Current vs Temperature
Fig. 6 Gain vs Supply Voltage
DOCUMENT
IDENTIFICATION
PRODUCT PROPOSAL
This data has been compiled for market investigation purposes
only, and does not constitute an offer for sale.
ADVANCE INFORMATION NOTE
This product is in development phase and specifications are
subject to change without notice. Gennum reserves the right to
remove the product at any time. Listing the product does not
constitute an offer for sale.
PRELIMINARY DATA SHEET
The product is in a development phase and specifications are
subject to change without notice.
DATA SHEET
The product is in production. Gennum reserves the right to make
changes at any time to improve reliability, function or design, in
order to provide the best product possible.