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CD-BK260V/CD-BK2700V/CD-BK280V
ICK1 VHiM65856SP-1: Mic Amp. (M65856SP) (2/2)
In this unit, the terminal with asterisk mark (*) is (open) terminal which is not connected to the outside.
Function
33*
KEYCONIN
Input
Monaural input for external KEYCONTROL IC.
Input/Output interface terminal for external KEYCONTROL IC.
34*
SOURCEOUT
Output
Monaural input for external KEYCONTROL IC.
Input/Output interface terminal for external KEYCONTROL IC.
35
R OUT
Output
Rch mixing output.
36
L OUT
Output
Lch mixing output.
37
VCF IL
—
Vocal cut filter.
Processes frequencies lower then the vocal band.
38*
PS1
Input
Phase shift input 1.
Determines a constant at time of phase shift.
39*
PS2
Input
Phase shift input 2.
Determines a constant at time of phase shift.
40
LATCH
Input
Latch input via serial bus.
41
CLOCK
Input
Clock input via serial bus.
42
DATA
Input
Data input via serial bus.
42
DATA
41
CLOCK
40
LATCH
39
PS2
38
PS1
37
VCF IL
36
L OUT
35
R OUT
34
SOURCEOUT
33
KEYCONIN
32
R IN
31
L IN
30
VOL IN
29
LPF2OUT
28
LPF2IN2
27
LPF2IN1
26
DAINTOUT
25
DAINTIN
24
DACONT
23
VCC
22
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
GND
MIC SW
MCLKCONT
VALC
MIC1 IN
ALC1
MCLK
MIC
VOL
MIC SW
(L,R)/2
L
R STEREO
MIC1NF IN
MIC1 OUT
MIC1VOL IN
MIC2 IN
ALC2
MIC2NF IN
MIC2 OUT
MIC2VOL IN
MICOUT
LPF1 IN1
LPF1 IN2
LPF1 OUT
AD INTOUT
AD INTIN
ADCONT
REF
µ
-COM I/F
PHASE
SHIFTER
SURROUND
ALC
ALC
MIC
VOL
ECHO
VOL
ECHO
F.BVOL
LPF
16kbit
SRAM
MAIN LOGIC
LPF
D/A
VCC GND
ND
1/ZVcc
Figure 59 BLOCK DIAGRAM OF IC
Port Name
Pin No.
Input/Output
