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2-4.Description
on IC303 (LV1001M)
Explanations
De-couple
capacitor
for threshold
voltage
Capacitor
for smoothing
of rectifier
output
Capacitor
for sliding band
filter and
Delayed
output
Capacitor
for sliding band
filter
Capacitor
for pre-emphasis
Input
filter for rectifier
Input
filter for rectifier
Reference
voltage
Reference
voltage
Mute
control
Vcc
Output for Vpp
Clock
input
for serial input, data
input
for parallel
input
mode
Data
input
for serial input, data
input
for parallel
input
mode
Column
address
selection for serial input, data
input
for parallel
input
mode
Row
address
selection
for serial input, data
input
for parallel
input
mode
Connection
to memory
device
Vss
X'tal resonator
for oscillator
X'tal resonator
for oscillator
Long
or Short
mode
selection
Serial
or Parallal
mode
selection
For
test mode
Smoothing
for NR
rectifier
Smoothing
for NR
rectifier
Capacitor
for weighting
on
side chain
path
Input
for variable
resistor
NR
output
7kHz low pass filter output
Input for NR
Capacitor
for de-couple
on
NR
Delay
output
or NR
output
Input
for mute
circuit
Output
for mute
circuit
Output
for 7kHz
low
pass
filter
Input
for 7kHz
low
pass
filter
GND
Input
for right channel
Input
for left channel
Capacitor
for de-couple
on
Fixed
matrix
output
Noise
shaping
and
delay
input
Noise shaping output
Delay
input
signal mode
select
switch
(L+R/L-—R)
Filter
for supply
voltage
on
comparator
Capacitor
for sliding band
filter and
local decoder
output
=)
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