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SD-CX1H
– 86 –
1
VDDL
Input
L channel digital output section power terminal
2
OUTL (+)
Output
L channel forward output terminal
3
OUTL (–)
Output
L channel reverse output terminal
4
GNDD
—
Digital output section ground terminal
5
OUTR (–)
Output
R channel reverse output terminal
6
OUTR (+)
Output
R channel forward output terminal
7
VDDR
Input
R channel digital output section power terminal
8
VDDX
Input
Oscillation section power terminal
9
XI
Input
Quartz oscillator connection terminal. Clock necessary for the system is generated.
10
XO
Output
Quartz oscillator connection terminal. Clock necessary for the system is generated.
11
GNDX
—
Oscillation section ground terminal
12*
MCK
Output
System clock output terminal
13
TEST
Input
Test terminal. As usual, it is used at "L".
14
NFR1 (+)
Input
R channel forward signal feedback input terminal
15
NFR2 (–)
Input
R channel reverse signal feedback input terminal
16
GNDA
—
Analog ground terminal for AD converter
17
Rch IN
Input
R channel analog input terminal
18
Rch Vref
Input
Reference voltage terminal for R channel
19
Lch Vref
Input
Reference voltage terminal for L channel
20
Lch IN
Input
L channel analog input terminal
21
RESET
Input
Reset terminal. It is reset with "L".
22
NFL2 (–)
Input
L channel reverse signal feedback input terminal
23
NFL1 (+)
Input
L channel forward signal feedback input terminal
24
VDDA
Input
Analog current terminal for AD converter
Pin No.
Port Name
Input/Output
Function
In this unit, the terminal with asterisk mark (*) is (open) terminal which is not connected to the outside.
ICA100 RH-iX2815AFZZ: 1 Bit AD Converter (IX2815AF)
Figure 86 BLOCK DIAGRAM OF IC
1
2
3
4
5
6
7
8
9
10
11
12
24
23
22
21
20
19
18
17
16
15
14
13
VDDL
VDDA
NFL1(+)
NFL2(–)
RESET
Lch IN
Lch Vref
Rch Vref
Rch IN
GNDA
NFR2(–)
NFR1(+)
TEST
OUTL(+)
OUTL(–)
GNDD
OUTR(–)
OUTR(+)
VDDR
VDDX
XI
XO
GNDX
MCK
1
2
3
4
5
6
7
8
9
10
11
12
24
23
22
21
20
19
18
17
16
15
14
13
VDA
NFL1(+)
NFL2(–)
RESET
Lch IN
Lch Vref
Rch Vref
Rch IN
GNDA
NFR2(–)
NFR1(+)
TEST
VDDL
OUTL(+)
OUTL(–)
GNDD
OUTR(–)
OUTR(+)
VDDR
VDDX
XI
XO
GNDX
MCK
Comparator
Comparator
Amplitude Doubling
Converter
Amplitude Doubling
Converter
Oscillator
R-ch 7th order
∆
-
∑
Modulation Circuit
L-ch 7th order
∆
-
∑
Modulation Circuit
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