SANYO LC898093

Ordering number : ENN*6495
CMOS IC
LC898093
40× Playback/12× Write CD-R/RW Encoder/Decoder IC
with Built-in ATAPI Interface
Preliminary
Package Dimensions
unit: mm
3210-SQFP208
[LC898093]
156
0.5
30.6
28.0
105
104
157
208
53
1
(0.5)
0.2
0.15
52
(1.25)
3.8max
• ECC and EDC correction/addition (decoding/encoding)
for CD-ROM data.
• ECC error correction/addition (decoding/encoding) for
subcode data
• Servo control implemented in a digital servo system
(decoding/encoding)
• CLV servo control using ATIP data (encoding)
• ATIP decoding function and CRC check function
(decoding/encoding)
• CIRC code generation and addition and EFM
modulation (encoding)
• CAV audio functions
• Provides high-precision CD-R/RW write strategy signal
output
• Built-in ATAPI interface (with Ultra DMA 33 support)
• Supports 40× decoding and 12× encoding.
Clock frequency: 33.8688 MHz
• Transfer rates: Up to 16.6 MB/s (when 32× IORDY
used), up to 33 MB/s when Ultra DMA used. These
values apply when 16-bit 45 ns EDO DRAM is used.
30.6
Features
28.0
CD-ROM decoder/encoder functions
CD decoder/encoder functions
Pit and wobble CLV servo
CAV audio functions
ATAPI interface (include the register block)
Subcode encoder/decoder functions
ATIP demodulator/ATIP decoder
Write strategy function (CD-R/RW)
“BURN-Proof” stands for Proof against Buffer Under RuN
error, not for proof against burning.
“BURN-Proof” is a trademark of SANYO Electric Co., Ltd.
0.35
•
•
•
•
•
•
•
•
• From 1 to 64 Mbits of buffer RAM can be used. (16-bit
data bus EDO DRAM)
• The user can freely set up the CD main channel, C2 flag,
and subcode areas in buffer RAM.
• Batch transfer function (Function for transferring the CD
main channel, C2 flag, subcode, and other data in a
single operation)
• Multi-transfer function (Function for automatically
transferring multiple block to the host in a single
operation)
• CAV audio functions
• Supports Ultra DMA modes 0, 1, and 2.
(3.2)
Functions
SANYO: SQFP208
Any and all SANYO products described or contained herein do not have specifications that can handle
applications that require extremely high levels of reliability, such as life-support systems, aircraft’s
control systems, or other applications whose failure can be reasonably expected to result in serious
physical and/or material damage. Consult with your SANYO representative nearest you before using
any SANYO products described or contained herein in such applications.
SANYO assumes no responsibility for equipment failures that result from using products at values that
exceed, even momentarily, rated values (such as maximum ratings, operating condition ranges, or other
parameters) listed in products specifications of any and all SANYO products described or contained
herein.
SANYO Electric Co.,Ltd. Semiconductor Company
TOKYO OFFICE Tokyo Bldg., 1-10, 1 Chome, Ueno, Taito-ku, TOKYO, 110-8534 JAPAN
83100RM (OT) No. 6495-1/14
LC898093
Specifications
Absolute Maximum Ratings at VSS = 0 V
Parameter
Symbol
Supply voltage
I/O voltages
Allowable power dissipation
Conditions
Ratings
Unit
VDD5 max
Ta ≤ 25°C
–0.3 to +6.0
VDD3 max
Ta ≤ 25°C
–0.3 to +4.6
V
VI5, VO5
Ta ≤ 25°C
–0.3 to VDD5 + 0.3
V
VI3, VO3
Ta ≤ 25°C
–0.3 to VDD3 + 0.3
Pd max
Ta ≤ 70°C
750
V
V
mW
Operating temperature
Topr
–30 to +70
°C
Storage temperature
Tstg
–55 to +125
°C
260
°C
Soldering conditions (pins only)
10 seconds
Allowable Operating Ranges at Ta = –30 to +70°C, VSS = 0 V
Parameter
Symbol
Conditions
Ratings
min
typ
Unit
max
[I/O cells, 5.0 V power supply]
Supply voltage
Input voltage range
VDD5
4.5
5.0
0
VIN
5.5
V
VDD5
V
[Internal cells, 3.3 V power supply]
Supply voltage
Input voltage range
VDD3
3.0
3.3
0
VIN
3.6
V
VDD3
V
Electrical Characteristics at Ta = –30 to +70°C, VSS = 0 V, VDD = 4.5 to 5.5 V
Parameter
Symbol
High-level input voltage
VIH
Low-level input voltage
VIL
High-level input voltage
VIH
Low-level input voltage
VIL
High-level input voltage
VIH
Low-level input voltage
VIL
High-level input voltage
VIH
Low-level input voltage
VIL
High-level input voltage
VIH
Low-level input voltage
VIL
Conditions
TTL level inputs: (1)
TTL level inputs with built-in pull-up resistors: (4)
TTL level Schmitt trigger inputs: (0), (7)
TTL level Schmitt trigger inputs
Built-in pull-up resistors: (9), (14)
CMOS level inputs with built-in pull-up resistors: (10)
Ratings
min
typ
Unit
max
2.2
V
0.8
2.2
V
V
0.8
2.4
V
V
0.8
2.4
V
V
0.8
V
V
0.7 VDD
1/4 VDD
0.3 VDD
V
3/4 VDD
V
0.4
V
Analog input voltage
VANI
(11)
High-level output voltage
VOH
IOH = –8 mA: (3), (8)
Low-level output voltage
VOL
IOL = 8 mA: (3), (8)
High-level output voltage
VOH
IOH = –2 mA: (2), (4), (6)
Low-level output voltage
VOL
IOL = 2 mA: (2), (4), (6)
0.4
V
Low-level output voltage
VOL
IOL = 2 mA: (5)
0.4
V
High-level output voltage
VOH
IOH = –8 mA: (7), (12), (14), (15)
Low-level output voltage
VOL
IOL = 24 mA: (7), (12), (14), (15)
VDD – 2.1
V
VDD – 2.1
V
VDD – 2.1
V
0.4
V
Input leakage current
IIL
VI = VSS, VDD: (0), (1), (7), (9)
–10
+10
µA
Output leakage current
IOZ
In the high-impedance output state: (2), (7), (8), (12), (13)
(14), (15)
–10
+10
µA
Pull-up resistance
RUP
(10)
50
100
200
kΩ
Pull-up resistance
RUP
(4), (5)
40
80
160
kΩ
Pull-up resistance
RUP
(9), (13), (14)
7
10
13
kΩ
Pull-up resistance
RUP
(15)
7
10
13
kΩ
The applicable pin groups are listed on the following page.
No. 6495-2/14
LC898093
Applicable Pins
[INPUT]
(0) · · · · · · CS, RD, WR, WRITE, SUA0 to SUA7, RESET, WOBBLE, CS1FX, CS3FX, DIOR, DIOW, HRST
(9) · · · · · · DMACK
(1) · · · · · · TEST0 to TEST4
(10) · · · · · FG
(11) · · · · · AD0, AD1, RREC, FE, TE, VREF, AD2, TES
[OUTPUT]
(2) · · · · · · PDS1 to PDS3, DSLB
(3) · · · · · · RA0 to RA9, CAS0 and CAS1, RAS0 to RAS2, LWE, UWE, OE, SSP2/1, RAPC, WAPC, H11T0, LDH,
ATEST3/1, WDAT, NWDAT, EFMG, SHOCK, LOCK, EFMO, ATIPSYNC, ACRCNG, PCK2
(6) · · · · · · LDON
(12) · · · · · INTRQ, IOCS16
(13) · · · · · IORDY
(15) · · · · · DMARQ
[INOUT]
(4) · · · · · · D0 to D7, IO0 to IO15
(5) · · · · · · INT0 and INT1, SWAIT
(7) · · · · · · DD0 to DD15
(8) · · · · · · BIDATA, BICLK
(14) · · · · · DASP, PDIAG
Note: The XTAL0 pin is not specified in the DC characteristics.
The pull-up and pull-down resistors on pins (9), (13), (14), and (15) are disabled after a reset.
No. 6495-3/14
LC898093
External Circuit for the PLL Circuit
1. Internal Reference Clock Oscillator Block
PD
R2
C1
R3
VCNT
C2
Symbol
Value (typ)
Unit
R1
5.6 k
Ω
R2
10 k
Ω
R3
200
Ω
C1
0.1 µ
F
C2
0.1 µ
F
Symbol
Value (typ)
Unit
R4
5.6 k
Ω
R5
15 k
Ω
R6
220
Ω
C3
0.1 µ
F
C4
0.1 µ
F
C5
0.1 µ
F
R1
R
A13192
2. Write Strategy Block
C5
MDC1
R5
PD1
R6
C3
VCNT1
C4
R4
R1
A13193
The analog VDD and VSS pins (pins 52, 53, 90, and 91) must be completely isolated from the logic system power supply
and must not be influenced by fluctuations in the logic system power supply.
No. 6495-4/14
LC898093
Block Diagram
LC898093
RAM
Data bus[0:15] Address bus[0:21]
Data bus[0:7]
*12
Write Strategy
&
Link-position
*11
*10
ATIP/CLV servo
ATIPSYNC
*1
Sub-code I/F
de-interleve/interleve
Digital Servo
&
CIRC EnDec
Address generator
Sub-code ECC
Address generator
CAV-Audio
CD-DSP I/F
& SYNC
Detector
Address generator
Address generator
*6
Micro
controller
IDE I/F Block
based HISIDE
Each Block
Register
R0-R255
*8
*9
Buffer
DRAM
Data output input I/F
Address generator
ZSWAIT
XTAL0
Bus
Arbiter
&
DRAM
controller
decoder
*7
XTALCK0
Each Block
Bus control
signal
External
*3
*4
*5
INT0, INT1
*13
De-scramble &
Buffering
ECC & EDC
HOST
DAC
PLL
&
Clock
generator
Microcontroller
RAM access
Address generator
Each Block
*1
*3
*4
*5
*6
*7
*8
*9
*10
*11
*12
*13
**1
DSLB (pin96) to SUBSYNC (pin145), SHOCK (pin147) to PCK2 (pin155)
DD0 to DD15, DASP, PDIAG
CS1FX, CS3FX, DA0 to DA2, DIOR, DIOW, DMACK
DMARQ, HINTRQ, IOCS16, IORDY
RD, WR, SUA0 to SUA7, CS
D0 to D7
IO0 to IO15
RA0 to RA9, RAS0, RAS1, RAS2, CAS0, CAS1, OE, UWE, LWE
WOBBLE
ATIPSYNC, BIDATA, BICLK
WRITE, SSP2/1, RAPC, WAPC, H11T0, LDH, ATEST3, ATEST1, WDAT, NWDAT, EFMG
LOUT, ROUT
HISIDE (WD25C32) is made by WESTERN DIGITAL.
A13194
No. 6495-5/14
LC898093
Pin Functions
Pin type
I
Input
B
Bidirectional pin
NC
Not connected
O
Output
P
Power supply
A
Analog pin
Pin No.
Pin name
Type
1
VSS
P
Pin function
2
RA4
O
3
RA5
O
4
RA6
O
5
RA7
O
6
RA8
O
7
RA9
O
8
VDD
P
Digital system power supply (5 V)
9
VSS
P
Digital system ground (VSS)
10
IO0
B
11
IO1
B
12
IO2
B
CD-ROM encoder/decoder buffer RAM data lines
13
IO3
B
These pins have built-in pull-up resistors.
14
IO4
B
Digital system ground (VSS)
CD-ROM encoder/decoder DRAM address lines
15
IO5
B
16
VDD
P
Digital system power supply (3.3 V)
17
VSS
P
Digital system ground (VSS)
18
IO6
B
19
IO7
B
20
IO8
B
21
IO9
B
22
IO10
B
23
VSS
P
Digital system ground (VSS)
24
VDD
P
Digital system power supply (5 V)
25
IO11
B
26
IO12
B
27
IO13
B
28
IO14
B
CD-ROM encoder/decoder buffer RAM data lines
These pins have built-in pull-up resistors.
CD-ROM encoder/decoder buffer RAM data lines
These pins have built-in pull-up resistors.
29
IO15
B
30
ATIPSYNC
O
31
BIDATA
B
32
BICLK
B
33
WOBBLE
I
34
VDD
P
Digital system power supply (5 V)
35
VSS
P
Digital system ground (VSS)
36
ACRCNG
O
ATIP CRC result output signal
37
WRITE
I
Write strategy signal control input
38
SSP2
O
Servo sampling pulse output
39
SSP1
O
Servo sampling pulse output
40
RAPC
O
Laser control sampling pulse output
41
WAPC
O
Laser control sampling pulse output
42
H11T0
O
Running OPC sampling pulse
ATIP SYNC detection signal
ATIP demodulator signals
Continued on next page.
No. 6495-6/14
LC898093
Continued from preceding page.
Pin No.
Pin name
Type
43
LDH
O
Recording laser diode control signal output
Pin function
44
VDD
P
Analog system power supply (3.3 V)
45
VSS
P
Analog system ground (VSS)
46
ATEST3
O
RW output
47
ATEST1
O
Internal monitor test output
48
WDAT
O
Recording laser diode control signal output
49
NWDAT
O
Recording laser diode control signal output (WDAT inverted)
50
VDD
P
Analog system power supply (3.3 V)
51
VSS
P
Analog system ground (VSS)
52
VDD
P
Digital system power supply (5 V)
53
VSS
P
Digital system ground (VSS)
54
R1
I
55
VCNT1
I
56
MDC1
O
Write strategy analog signals
57
PD1
O
58
SWAIT
O
Wait signal to the microcontroller
59
INT0
O
60
INT1
O
Interrupt request signal outputs to the microcontroller
These are open-drain outputs with built-in pull-up resistors.
61
D0
B
62
D1
B
63
D2
B
64
D3
B
65
D4
B
66
D5
B
67
D6
B
68
VDD
P
Digital system power supply (5 V)
69
VSS
P
Digital system ground (VSS)
70
D7
B
Microcontroller data signal line
71
SUA0
I
72
SUA1
I
73
SUA2
I
74
SUA3
I
75
SUA4
I
76
SUA5
I
77
SUA6
I
78
SUA7
I
79
CS
I
Chip select signal input from the microcontroller
80
RD
I
Data read signal input from the microcontroller
81
WR
I
Data write signal input from the microcontroller
82
TEST0
I
Test pin. This pin must be tied to VSS.
83
VCNT
I
VCO control voltage
VCO bias resistor connection
Microcontroller data signal lines
These pins have built-in pull-up resistors.
Command register selection address
84
R
I
85
PD
O
Charge pump output
86
VDD
P
Analog system power supply (3.3 V)
87
VSS
P
Analog system ground (VSS)
88
TEST1
I
Test pin. This pin must be tied to VSS.
89
RESET
I
Reset input
90
XTALCK0
I
Crystal oscillator circuit input (33.8688 MHz)
Continued on next page.
No. 6495-7/14
LC898093
Continued from preceding page.
Pin No.
Pin name
Type
91
XTAL0
O
Pin function
92
ROUT
O
D/A converter output
93
VSS
P
Analog system ground (VSS)
Crystal oscillator circuit output
94
VDD
P
Analog system power supply (5 V)
95
LOUT
O
D/A converter output
96
DSLB
O
SLC PWM output
97
SLCIST1
I
98
SLCIST2
I
EFM slice level setting input
99
VSS
P
Analog system ground (VSS)
100
VDD
P
Analog system power supply (3.3 V)
101
SLCO0
O
102
SLCO1
O
103
SLCO2
O
104
VDD
P
Digital system power supply (5 V)
105
VSS
P
Digital system ground (VSS)
106
SLCO3
O
EFM slice level output
107
EFMIN
I
108
EFMIN2
I
109
JITIN
I
Jitter discrimination input
110
JITC
O
Jitter output
111
RPO
O
112
OPP
I
113
PCKISTF
I
114
PCKISTP
I
Phase comparator charge pump
115
VSS
P
Analog system ground (VSS)
EFM slice level output
EFM input
P/N balance adjustment
Frequency comparator charge pump
116
VDD
P
Analog system power supply (3.3 V)
117
PDO
O
Charge pump filter
118
PDS1
O
119
PDS2
O
120
VDD
P
Digital system power supply (3.3 V)
121
VSS
P
Digital system ground (VSS)
122
PDS3
O
Charge pump selection
123
FR
I
VCO frequency setting
124
TEST2
I
Test pin. This pin must be tied to VSS.
125
TEST3
I
Test pin. This pin must be tied to VSS.
126
TEST4
I
Test pin. This pin must be tied to VSS.
127
AD0
I
AD input
128
RREC
I
Optical signal discrimination input
129
FE
I
FE input
130
TE
I
TE input
131
VREF
I
VREF input
132
AD1
I
AD input
133
VSS
P
Analog system ground (VSS)
134
DA0
O
DA output
135
DA1
O
DA output
136
DA2
O
DA output
137
TDO
O
Tracking output
Charge pump selection
Continued on next page.
No. 6495-8/14
LC898093
Continued from preceding page.
Pin No.
Pin name
Type
138
VDD
P
Analog system power supply (5 V)
Pin function
Analog system ground (VSS)
139
VSS
P
140
FDO
O
Focus output
141
SLDO
O
Sled output
142
SPDO
O
Spindle output
143
VSS
P
Digital system ground (VSS)
144
VDD
P
Digital system power supply (3.3 V)
145
SUBSYNC
O
Subcode SYNC signal
146
EFMG
O
Write gate signal
147
SHOCK
O
Shock detection signal
148
LOCK
O
PLL lock state output
149
DEF
I
Defect detection signal input
150
HFL
I
Mirror detection signal input
151
TES
I
Tracking zero cross signal input
152
EFMO
O
Post-binarization EFM signal output
153
LDON
O
Laser control
154
FG
I
FG input
155
PCK2
O
PCK output
156
VDD
P
Digital system power supply (5 V)
157
VSS
P
Digital system ground (VSS)
158
HRST
I
159
DASP
B
160
CS3FX
I
161
CS1FX
I
162
DA2
I
163
DA0
I
164
PDIAG
B
165
DAI
I
166
IOCS16
O
167
INTRQ
O
168
DMACK
I
169
IORDY
O
170
DIOR
I
171
DIOW
I
172
VDD
P
Digital system power supply (5 V)
173
VSS
P
Digital system ground (VSS)
174
DMARQ
O
175
DD15
B
176
DD0
B
177
DD14
B
178
DD1
B
179
DD13
B
180
DD2
B
181
VSS
P
182
DD12
B
183
DD3
B
184
DD11
B
IDE interface signals
IDE interface signals
Digital system ground (VSS)
IDE interface signals
Continued on next page.
No. 6495-9/14
LC898093
Continued from preceding page.
Pin No.
Pin name
Type
185
DD4
B
Pin function
186
DD10
B
187
DD5
B
188
DD9
B
189
DD6
B
190
VDD
P
Digital system power supply (3.3 V)
191
VSS
P
Digital system ground (VSS)
192
DD8
B
193
DD7
B
194
RAS0
O
195
RAS1
O
196
RAS2
O
197
LWE
O
DRAM lower write enable
198
VDD
P
Digital system power supply (5 V)
IDE interface signals
IDE interface signals
DRAM RAS signal outputs
199
VSS
P
Digital system ground (VSS)
200
UWE
O
DRAM upper write enable
201
CAS0
O
202
CAS1
O
203
OE
O
204
RA0
O
205
RA1
O
206
RA2
O
207
RA3
O
208
VDD
P
DRAM CAS signal output
DRAM output enable
CD-ROM encoder/decoder DRAM address lines
Digital system power supply (5 V)
Pin Functions
<ATAPI Pins>
CS1FX (input)
Chip select signal that selects the command block register.
CS3FX (input)
Chip select signal that selects the control block register.
DA0 to DA2 (input)
Address for accessing the ATAPI interface registers.
DASP (input/output)
Drive 1 is output and drive 0 is input.
Signal used to indicate to drive 0 that drive 1 exists.
DD0 to DD15 (input/output)
16-bit data bus. This interface supports both 8-bit and 16-bit transfers.
DIOR (input)
Read strobe from the host.
DIOW (input)
Write strobe from the host.
DMACK (input)
Acknowledge signal from the host used during DMA transfers. Corresponds to the DMARQ request signal from the
drive.
DMARQ (input)
Drive request signal used during DMA transfers.
HINTRQ (output)
Drive interrupt request signal to the host.
IOCS16 (output)
Signal asserted by the drive when the drive supports 16-bit transfers.
This signal is not asserted during DMA transfers.
No. 6495-10/14
LC898093
IORDY (output)
Indicates that the drive is ready to respond. Used during data transfers.
This signal will be low when the drive is not ready.
PDIAG (input/output)
Signal asserted by drive 1 to indicate to drive 0 that diagnostics have completed.
HRST (input)
Reset signal from the host. The IDE interface is reset by a low-level input to this pin.
<Microcontroller Interface Pins>
CS (input)
Chip select signal from the microcontroller. The microcontroller interface is active when this pin is low.
RD, WR (input)
Connect the microcontroller read and write lines to these inputs.
SWAIT (input)
Wait signal output to the microcontroller. When accessing buffer RAM, the microcontroller must wait if this pin is
low.
SUA0 to SUA7 (input)
Internal register address lines
D0 to D7 (input/output)
Microcontroller data bus. These pins have built-in pull-up resistors.
INT0, INT1 (output)
Interrupt request signals output to the microcontroller. INT1 can be set to output the ATAPI interrupt by setting
INT1EN (Conf-R11 bit 7)
These are open drain outputs with built-in 80 kΩ (at room temperature, 5 V) pull-up resistors.
<Buffer RAM Pins>
I/O0 to I/O15 (input/output)
Buffer RAM data bus. These pins have built-in pull-up resistors.
RA0 to RA9 (output)
Buffer RAM address lines.
RAS0, RAS1, RAS2 (output)
Buffer DRAM RAS outputs. Normally, RAS0 is used. However, if two 16-Mbit DRAMs are used, connect the RAS0
and RAS1 lines to the RAS pins on the DRAMs. If four 16-Mbit DRAMs are used, connect the RAS0, RAS1, RAS2,
and LWE lines to the RAS pins on the DRAMs.
CAS0, CAS1 (output)
Buffer DRAM CAS outputs. Normally, CAS0 is used. However, if two 16-Mbit DRAMs are used, connect the CAS0
output to the CAS pins on the DRAMs. If 2-CAS type DRAMs are used, connect CAS0 to UCAS and CAS1 to
LCAS.
OE (output)
Buffer RAM read output.
UWE, LWE (output)
Buffer RAM write outputs. Connect these to the corresponding pins. If 2-CAS type DRAMs are used, UWE must be
connected. (Leave LWE open.)
1. Analog Interface Pins
RREC (input)
Optical discrimination input.
FE (input)
Focus error signal input.
TE (input)
Tracking error signal input.
VREF (input)
Input for the servo system reference voltage.
No. 6495-11/14
LC898093
AD0, AD1 (input)
A/D converter auxiliary inputs.
DA0, DA1, DA2 (input)
D/A converter auxiliary inputs.
TES (input)
TES comparator input.
TDO (output)
Tracking control signal output.
FDO (output)
Focus control signal output.
SLDO (output)
Sled control signal output.
SPDO (output)
Spindle control signal output.
2. EFM Input Block Pins
EFMIN (input)
EFM signal input.
The high-frequency components of the RF signal acquired from the RF amplifier are cut with a capacitor, and this
pin inputs that signal biased by the value of the SLCO0 to SLCO3 outputs passed through a low-pass filter.
EFMIN2 (input)
Used to change the time constant of the low-pass filter.
SLCIST1, SLCIST2 (input)
Slice level controller charge pump bias resistor connection.
SLCO0, SLCO1, SLCO2, SLCO3 (output)
Slice level controller charge pump outputs.
These levels bias the RF signal input to the EFMIN pin after being passed through a low-pass filter.
DSLB (output)
Slice level control PWM output.
EFMO (output)
Post-binarization EFM signal output. (For monitoring)
3. EFM Clock Generation Block Pins
FR (input)
EFM reproduction PLL VCO bias resistor connection.
PDO, PDS1, PDS2, PDS3 (output)
EFM reproduction PLL lag-lead filter connection.
PCKISTF (input)
EFM reproduction PLL frequency comparator charge pump bias resistor connection.
PCKISTP (input)
EFM reproduction PLL phase comparator charge pump bias resistor connection.
RPO (output)
P/N balance adjustment.
OPP (input)
P/N balance adjustment.
PCK2 (output)
EFM reproduction bit clock output.
4. Jitter Discrimination Pins
JITIN (input)
Jitter discrimination input.
JITC (output)
Jitter output.
No. 6495-12/14
LC898093
5. Spindle Speed Detection Pins
FG (input)
Input for the speed monitor signal from the spindle driver.
6. Audio Interface Pins
LOUT, ROUT (output)
Left and right channel audio signal outputs.
7. RF Amplifier Interface Pins
LDON (output)
RF amplifier interface.
8. Write Strategy Pins
WRITE, SSP2/1, RAPC, WAPC, H11T0, LDH, ATEST3, 1, WDAT, NWDAT (I/O)
Write strategy signal connections.
9. ATIP Decoder Related Pins
ATIPSYNC (output)
ATIP synchronization detection signal. (For monitoring)
BIDATA, BICLK (I/O)
Input mode: Input for the biphase data and biphase clock when an external ATIP demodulator is used.
Output mode: Output of the biphase data and biphase clock when the internal ATIP demodulator is used. (For
monitoring)
WOBBLE (input)
Wobble signal input when the internal ATIP demodulator is used.
ACRCNG (output)
Outputs the result of the ATIP decoder CRC check. (For monitoring)
<Other Pins>
RESET (input)
The LC898093 reset input. A low level input resets the LC898093.
This pin must be held low for at least 1 µs when power is first applied.
TEST4 to TEST0 (input)
Test inputs. These pins must be connected to ground.
XTALCK0 (input), XTAL0 (output)
Drive these pins at 33.8688 MHz. This signal is used, without modification, as main clock for the CD-ROM encoder
and decoder blocks, including the DRAM interface.
Consult the manufacturer of the oscillator element concerning the design of the oscillator circuit.
R, VCNT, PDO, R1, VCNT1, PD1, MDC1 (I/O)
Clock reproduction PLL circuit pins.
SUBSYNC (output)
Subcode SYNC output signal from the CIRC encoder during encoding. (For monitoring)
EFMG (output)
Outputs a high-level signal (5 V) during write operations.
SHOCK (output)
Outputs a high level (5 V) when a mechanical shock is detected during decodeing.
LOCK (output)
Outputs a high level (5 V) when the PLL circuit is locked.
DEF (input)
Inputs the defect detection signal.
HFL (input)
Inputs the mirror detection signal.
No. 6495-13/14
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Datasheets for electronics components.