Table of Contents
Advertisement
Pin No.
Mark
62
MDATA
I
63
MLD
I
64
BLKCK
O
65
PWMSEL
I
66
SMCK
O
67
SBCK
I
68
STAT
O
69
NRST
I
70
SPPOL
O
71
PMCK
O
72
DQSY
O
73
TXTD
O
74
TXTCK
O
75
NTEST
I
76
OUT X2
O
77
IN X1
I
78
DVSS1
I
79
DVDD1
I
80
MON
O
21.3. IC703 (AN8739SBTE2) Focus
Coil/ Tracking Coil/ Traverse
Motor/ Spindle Motor Driver
Pin No.
Mark
I/O
1
/RST
O
2
NC
-
3
IN2
I
4
PC2
I
5
NC
-
6
IN1
I
7
PVCC1
I
8
PGND1
-
9
NC
-
10
D1-
O
11
D1+
O
12
D2-
O
13
D2+
O
14
D3-
O
15
D3+
O
16
D4-
O
17
D4+
O
18
NC
-
19
PGND2
-
I/O
Function
Micro
controller
command
data signal input
Micro
controller
command
load signal input
Low: Load
Subcode block clock signal
(f=75 Hz in normal-speed
playback mode)
PWM output mode selection
input Low: Direct High: 3-
state
4.2336 MHz/ 8.4672 MHz
clock signal output
Clock input for subcode serial
output
Status signal output
Reset input Low: Reset
Spindle motor drive signal
output (polarity output)
88.2-kHz clock signal output
Pack signal output for CD-
TEXT data
CD-TEXT data signal output
External clock signal input for
CD-TEXT register
Test input pin High: Normal
Crystal oscillator circuit output
pin (f=16.9355 MHz, 33.8688
MHZ)
Crystal oscillator circuit output
pin (f=16.9355 MHz, 33.8688
MHZ)
Ground for digital circuits
Power
supply
for
circuits
Monitor for evaluation
Function
RESET output terminal
N.C.
Motor drive (2) input
Turntable motor drive signal ("L"
:ON)
N.C.
Motor driver (1) input
Power supoply (1) for driver
Ground connection (1) for driver
N.C.
Motor driver (1) reverse-action
output
Motor driver (1) forward-action
output
Motor driver (2) reserse-action
output
Motor driver (2) forward-action
output
Motor driver (3) reverse-action
output
Crystal oscillating circuit input (f =
16.9344MHz)
Motor driver (4) reverse-action
output
Motor driver (4) forward-action
output
N.C.
Ground connection (2) for driver
Pin No.
Mark
20
PVCC2
21
VCC
22
VREF
23
IN4
24
IN3
25
RSTIN
26
NC
21.4. IC305 (C2CBJF000017) System
Microprocessor
Pin No.
Mark
1
LM_L
2
LM_R
3
NC
4
RDS_DAT
5
RDS_CLK
6
MBP1
7
MBP2
8
BYTE
9
CNVSS/EFP_CN
VSS
10
XC_IN
11
XC_OUT
digital
12
/RESET/EFP_RE
SET
13
X_OUT
14
Vss
15
XIN
16
Vcc
17
/NMI
18
RMT
19
BLKCK
20
SYNC
21
ST/DO
22
SD
23
PLLCK
24
PLLDA
25
PLLCE
26
ASP_DAT
27
ASP_CLK
28
NC
29
SW_LV1
30
SW_LV2
31
NC
32
NC
33
NC
34
NC
35
NC
36
NC
37
NC
38
NC
39
MUTE_H
40
MUTE_A
41
EE_CS/EFP_/EP
M
42
EE_CLK
43
EE_DAT
44
NC
81
SA-AK220E / SA-AK220EB
I/O
Function
-
Power supply (2) for driver
-
Power supply terminal
-
Reference voltage input
I
Motor driver (4) input
I
Motor driver (3) input
I
Reset terminal
-
N.C.
I/O
Function
O
Level meter left (for AK320)
/SPEANA Input (for AK520)
NC (for AK220)
O
Level meter right (for AK320)/
NC (for AK520/220)
-
No connection
I
RDS data input (for AK320)/
NC for AK520/220)
I
RDS clock input (for AK320)
NC (for AK520/220)
O
Microcomputer beat proof output
1 (CONTROL)
O
Micro computer beat proof output
2 (CONTROL)
-
External data bus width select
input (Connect to ground)
-
Flash mode terminal (Connect to
ground)
-
32.768 kHz sub clock
-
32.768 kHz sub clock
I
Reset input (ACTIVE L)
O
10 MHz main clock
-
Ground (0V)
-
10 MHz main clock
-
Power supply (+5V)
-
Connect to Vcc (+5V)
I
Remote control input
I
CD block clock input (Inverted)
I
AC failure detect input
I
Tuner IF data/ stereo input
I
Tuner signal detect input
O
Tuner PLL clock output
O
Tuner PLL data output
O
Tuner PLL Chip Enable
O
ASP data
O
ASP clock
-
No connection
-
Sub Woofer Level 1 (AK520 only)/
No connection (AK320/220)
-
Sub Woofer Level 2 (AK520 only)/
No connection (AK320/220)
-
No connection
-
No connection
-
No connection
-
No connection
-
No connection
-
No connection
-
No connection
-
No connection
O
HIC mute
O
Audio mute
O
EEPROM chip select
O
EEPROM clock
I/O EEPROM data
-
No connection
Advertisement
Table of Contents
