Terminal Function Of Ic's; Ic7001 (Mn6627954Ama) Ic Servo Processor - Panasonic RX-D50EE Service Manual

18 Terminal Function of IC's

18.1. IC7001 (MN6627954AMA) IC SERVO PROCESSOR

Pin No. Mark I/O
1 A9
2 A11
3 A8
4 A7
5 A6
6 A5
7 A4
8 NWE
9 NCAS
10 NRAS
11 A3
12 A2
13 A1
14 A0
15 A10
16 BA0
17 BA1
18 PRAMVSS33
19 PRAMVDD33
20 PRAMVDD15
21 SPOUT
22 PC I/O Spindle motor drive O/P signal serial
23 TRVP
24 TRP
25 FOP
26 DVSS1
27 IODD2
28 DVDD1
29 SRVMON0
30 SRVMON1
31 AVSS2
32 OSCIN
33 CTRCRS
34 VREF
35 E
36 F
37 D
38 B
39 C
40 A
41 PD
42 LD
43 CENV
44 RFENV
45 RFOUT
46 RFIN
47 AVDD2
48 ARFDC
49 ARFOUT
50 ARFFB
51 ARFIN
52 DSLF
53 IREF
54 PLLF
55 PLLF0
Function
O DRAM address signal O/P 9
O DRAM address signal O/P 11
O DRAM address signal O/P 8
O DRAM address signal O/P 7
O DRAM address signal O/P 6
O DRAM address signal O/P 5
O DRAM address signal O/P 4
O Write Enable Signal (DRAM)
O DRAM CAS Control Signal
O DRAM ARS Control Signal
O DRAM address Signal O/P 3
O DRAM address Signal O/P 2
O DRAM address Signal O/P 1
O DRAM address Signal O/P 0
O DRAM address Signal O/P 10
- Motor O/P (0);/Serial I/P
- Motor O/P (1);/Serial I/P
- GND (DRAM)
- Power Supply Voltage (+1.6V)
- Power Supply Voltage (DRAM)
O Spindle Drive O/P
data/Monitoring I/P
O Traverse Drive O/P (+ve)
O Tracking Drive O/P (+ve)
O Focusing Drive O/P (+ve)
- GND
- Digital Power Supply Voltage 2 (I/O)
- Digital Power Supply Voltage 1
(Built-In)
- No Connection
- No Connection
- GND
I Oscillating Input
- Tracking Cross Comparator
- +Vref Supply Voltage
I Tracking Input Signal 1
I Tracking Input Signal 2
I Focusing Input Signal 4
I Focusing Input Signal 2
I Focusing Input Signal 3
I Focusing Input Signal 1
I APC Amp I/P
O Laser Drive Current O/P
- Detection Capacitance Connection
terminal
O RF Envelope O/P
O RF Summing Amp O/P
I SGC I/P
- Analog Power Supply voltage 2 (For
DSL/PLL)
- AGC Capacitive Connection Termi-
nal
O AGC Output
I ARF Feedback Signal I/P
I Audio RF Signal I/P
I Loop Filter Terminal (For DSL)
- Reference I/P
- PLL Loop Filter Terminal (Phase
Compare)
- PLL Loop Filter Terminal (Speed
Compare)
Pin No. Mark
56 OUTL
57 AVSS1
58 AVDD1
59 OUTR
60 DVSS3
61 NSRVMONON
62 EXT0 / SRDATA
(ST_IN)
63 EXT1 / LRCK
(ST_REQ)
64 EXT2 / BCLK
(ST_CLK)
65 FLAG
66 TX
67 MCLK
68 MDATA
69 MLD
70 STAT
71 BLKCK
72 NRST
73 DQSYTXT
74 SMCK
75 PMCK
76 DVDD2
77 IODD1
78 DVSS2
79 NTEST2
80 X2
81 X1
82 NTEST
83 D2
84 D1
85 D0
86 D3
87 D4
88 D5
89 D6
90 D7
91 D15
92 D14
93 DRVDD
94 D13
95 D12
96 D11
97 D10
98 D9
99 D8
100 SDRCK
79
I/O Function
O Audio O/P (LCH)
- GND
- Analog Power Supply Voltage 1
O Audio O/P (RCH)
- GND3 (Digital Circuit)
I Servo Motor O/P Enabling
- Expansion O/P Port 0
- Expansion O/P Port 1
- Expansion O/P Port 2
- Flag Signal O/P
- Digital Audio Interface O/P signal
I Micro-Computer Command Clock I/
P
I Micro-Computer Data I/P
I Micro-Computer Load I/P
O Status Signal O/P
O Subcode Blk Clock
O LSI Reset Signal
- Pack Signal O/P for CD-Text data
- Micro-Computer Clock O/P
- IOCNT Serial data O/P (Synchro-
nous O/P)
- Digital Power Supply Voltage 2
(+1.5V)
- Digital Power Supply Voltage 1 (For
I/O)
- GND2 (For Digital Circuit)
I Test Mode Setting (ON:H)
O Crystal Oscillating Circuit O/P
I Crystal Oscillating Circuit I/P
I Test Mode Setting I/P (ON:H)
O Data Sigmal O/P 2
O Data Signal O/P 1
O Data Signal O/P 0
O Data Signal O/P 3
O Data Signal O/P 4
O Data Signal O/P 5
O Data Signal O/P 6
O Data Signal O/P 7
O Data Signal O/P 15
O Data Signal O/P 14
- I/O Power Supply Voltage (DRAM)
O Data Signal O/P 13
O Data Signal O/P 12
O Data Signal O/P 11
O Data Signal O/P 10
O Data Signal O/P 9
O Data Signal O/P 8
O Clock Signal O/P