Japan Branch: A-302, M i yamae Vi l l age, 2–10–42 M i yamae, Suginami–ku, Tokyo 168, Japan
tel. (905) 632-2996 fax: (905) 632-5946
tel. (03) 3334-7700
fax (03) 3247-8839
ABSOLUTE MAXIMUM RATINGS
PARAMETER
Supply Voltage
Power Dissipation
Operating Temperature Range
Storage Temperature Range
VALUE/UNITS
5 V DC
25 mW
-10°C to40° C
-20°C to 70° C
PIN CONNECTION
4
5
I/P
R
E
O/P
FILTER A
GND
V
BIAS
V
B
1
8
FILTER B
CAUTION
CLASS 1 ESD SENSITIVITY
FILTER A
GND
V
BIAS
1
8
I/P
R
E
O/P
DIP
PACKAGE
4
5
ELECTRICAL CHARACTERISTICS
o
Supply voltage 1.3 VDC, ambient temperature 25 C
Conditions are as per test circuit unless otherwise stated
V
B
FILTER B
PARAMETER
Voltage Gain
Total Harmonic Distortion
Total Current
Emitter Voltage
SYMBOL
V
A
T.H.D.
I
Total
V
RE
CONDITIONS
Output level 0.5 V
RMS
Output level 0.5 V
RMS
MIN
28
-
1.05
27
TYP
30
1
1.3
34
MAX
32
2
1.6
41
UNITS
dB
%
mA
mV
VB = 1.3 VDC
4
(1)
8
(5)
1
I
TOT
(4)
25 k
18 k
2
(3)
13.5 k
7
(6)
HAMMOND
99966
1:1
VOUT
R
L
1k
33 k
INPUT
100 k
RS
600
680
3.3 k
2k
0.033
5
(8)
1 kHz
3
(2)
6
(7)
VRE
27
-30 dB
ATTENUATION
All external resistors in ohms, all capacitors in
µF
unless otherwise stated.
Numbers in brackets are for DIP packages.
Fig.1 Test Circuit
500 - 52 - 08
2
FILTER A
4
(1)
FILTER B
8
(5)
1
(4)
VB
25 k
18 k
VBIAS
2
(3)
13.5 k
7
(6)
2k
O/P
I/P
5
(8)
3
(2)
GND
All external resistors in ohms, all capacitors in
µF
unless otherwise stated.
Numbers in brackets are for DIP packages.
6
(7)
R
E
Fig. 2 Functional Schematic
VB = 1.3 VDC
+
10
33 k
BK1606
OR EQUIVALENT
R
L =
1 k
1
5
6
5
10 k
VOLUME
CONTROL
3
2
RS≈
3.5 k
2
4
0.1
0.1
LC506
1
LE507
6
3
7
2.2
GAIN
TRIM
+
33
10 k
All external resistors in ohms, all capacitors in
µF
unless otherwise stated.
Fig. 3 LC506/LE507 Typical Hearing Aid Circuit
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.
REVISION NOTES
DIP Package added.
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.
Gennum Corporation assumes no responsibility for the use of any circuits described herein and makes no representations that they are free from patent infringement.
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