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KRC-999 I
SEMICONDUCTOR DATA
Terminal description table
Connect pins 17 and 39 to the VDD terminal (pin 38).
Symbol
:
Function Description
1{L)
A-GND
Analog grounding terminals.
33 (R)
a
2 (L)
ATT2-IN
1dB step attenuator input terminals.
ao?
32(R)
|
3{L)
ATT2-OUT
1dB step attenuator output terminals.
ies
31 {R)
The signals applied to ATT2-IN are attenuated by
ee
0 to —9dB in ten 1-dB steps.
43 (L)
ATT1-OUT
10dB step attenuator output terminals.
2/32
35 (R)
The signals applied to ATT1-IN are attenuated by
0 to —70dB in eight 10-dB steps.
3/31
44 (L)
r
ATT1-IN
10dB step attenuator input terminals.
34(R)
|
reels
;
wares
;
4(L)
|
F
Fader control front output terminals.
6/28
ery.due:
a
+
-
aaa
-
7/27
5(L)
|
R
Fader control rear output terminals.
29(R) =
6(L) ; FADER-IN
| Fader control input terminals.
aR)
oe
7(L)
|
FADER-GND
| Fader control attenuator grounding terminals.
|
oo
27iR) |
|
8 (L)
TONE-IN
| Tone control input terminals.
26 (R}
|
Q(L)
|
BASS1
~~
| Bass tone control tap terminals.
25 (R)
10 (L)
| ~ BASS-COM
Common terminals for Bass tone control VA,
|
24 (R)
ve
allhis at e850
a s e
te
L s
Sect
fen
1 (L)
BASS2
| Bass tone control tap terminals.
23 (R)
|
12 (L)
|
TONE-OUT
Tone control output terminals.
(22 (R)
=,
3 (L)
TREBLE-COM
| Common terminals for Treble tone contro! VR.
21 (R)
14 (L)
NC
~~
Terminals to be opened or connected to GND.
20 (R)
15.
i
ST
ty
Input terminal of strobe signal for switching to read control data.
Logic level is from
|
1 ST, and CK DATA are low-threshold inverter inputs.
0 to 5V because the
ope
18 mali
CK
=
Input terminal of clock signal for reading control data.
low-threshold
ee
19
i. DATA
| Control data input terminal.
nvetelaehe nang
41 (L) |
LD1
ee
reudness network connection terminals.
37 (R)
pees
42 {L)
LD2
36 (R)
16
GND
;
Power connection terminals.
25
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