GL 6551
GL 6551
COMPANDER
Description
The GL6551 is a compander IC to expand
dynamic range at transmission/reception
systems and to improve the tone quality by
means of restricting noise. Two functions are
loaded on the IC, the one is the compressor
which has the 2/1 ratio of input/output ratio by
logarithm, and the expander which has the 1/w
ratio input/ output ratio by logarithm. The
GL6551equipped with input & filter Amp,
DATA IN OUT terminal. The GL6551 is well
suited for use in cellular radio MCA and handy
telephone set, radio communication systems.
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Low operating supply voltage.
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Equipped with mute function and through function.
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Equipped with compressor MIC Amp and Expander
INPUT Amp
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Equipped with Filter Buffer Amp
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Equipped with DATA IN OUT terminal.
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Operation Voltage (2.4 ~ 7.0V)
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Total gain (10~ 100dB)
Pin Configuration
FIL OUT
FIL IN
COMP OUT
DATA IN
C-ACF
COMP RECT
COMP NF
COMP IN
COMP REF
GND
1
2
3
4
5
6
7
8
9
10
20
19
18
17
16
15
14
13
12
11
VCC
EXP OUT
EXP RECT
DATA OUT
EXP NF
EXP IN
EXP REF
EXP MUTE
THROUGH
COMP MUTE
Features
Maximum Ratings
Parameter
Supply Voltage
Power Dissipation
Storage Temperature
symbol
V
CC, MAX
P
D.MAX
T
STG
Spec.
10
350
-5 ~ 125
Unit
V
mW
隆 脡
Remark
Operating Conditions
Parameter
Operating Voltage
Operating Temperature
symbol
V
OP
T
OP
Spec.
2.4 ~ 7
-30 ~ 70
Unit
V
隆 脡
Remark
1
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