— 58 —
• IC307 A/D, D/A converter (CXD8607N)
Rch analog (+) input
Rch analog (–) input
A/D reference voltage input (+3.2V)
+5V power supply (A/D, analog)
Ground (A/D, analog)
A/D analog block power down
“L”: Power down
Not used
Test pin (Fixed at “L”)
A/D LRCK input
A/D BCK input
A/D data output
+3.3V power supply
Ground (A/D, digital)
A/D master clock input (256 fs)
A/D digital block power down
“L”: Power down/reset
Ground (D/A, digital)
D/A initialize
“L”: Initialize
Mode flag input
Shift clock input
Latch clock input
256 fs clock output
+3.3V power supply
Ground (D/A, digital)
512 fs clock output
D/A BCK input
D/A data input
D/A LRCK input
+5V power supply (D/A, digital)
Rch PLM output 1
+5V power supply (D/A, Rch, analog)
Rch PLM output 2
Ground (D/A, Rch, analog)
+5V power supply (X’tal)
X’tal oscillation output (22 MHz)
X’tal oscillation input (512 fs ) (22 MHz)
Ground (X’tal)
Ground (D/A, Lch, analog)
Lch PLM output 2
+5V power supply (D/A, Lch, analog)
Pin No.
Pin Name
I/O
Function
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
INRP
INRM
REFI
AV
DD
AVss
APD
NU
NU
TEST1
LRCK1
BCK1
ADDT
V
35A
V
SS1 (LF)
MCKI
DPD
V
SS2 (LF)
INIT
MODE
SHIFT
LATCH
256CK
V
35D
V
SS2
512CK
BCK2
DADT
LRCK2
V
DD2
R1
A
VDDR
R2
AV
SSR
XV
DD
XOUT
XIN
XV
SS
AV
SSL
L2
AV
DDL
I
I
I
—
—
I
—
—
I
I
I
O
—
—
I
I
—
I
I
I
I
O
—
—
O
I
I
I
—
O
—
O
—
—
O
I
—
—
O
—
Содержание MDSJE320 - MiniDisc Recorder
Страница 29: ...MDS JE320 39 40 6 9 Schematic Diagram Main Section 3 3 See page 49 for IC Block Diagram PAGE 44 ...
Страница 31: ...MDS JE320 43 44 6 11 Schematic Diagram DISPLAY Section See page 26 for Waveforms PAGE 39 ...
Страница 33: ...MDS JE320 47 48 6 13 Schematic Diagram Switch Section Page 31 16 ...