Sony DSR-300P Service Manual page 29

CXD2705AR-T6 (SONY)FLAT PACKAGE
C-MOS DIGITAL AUDIO SIGNAL PROCESSOR
—TOP VIEW—
65
66
67
68
69
70
71
72 GND
73 V
DD
74
75
76
77
78
79
80
PIN PIN PIN
I/O SIGNAL I/O SIGNAL
NO. NO. NO.
1 O EA0 21 O TRDT 41
2 — GND 22 I RVDT 42
3 O EA1 23 I SCK 43
4 O EA2 24 I XLAT 44
O I TA5
5 EA3 25 45
I TA4
6 O EA4 26 46
7 O EA5 27 O BFOT 47
8 O EA6 28 O CLKO 48
9 O EA7 29 I CLKI 49
10 O EA8 30 I TA3 50
11 I TA7 31 I TA2 51
— — GND
12 GND 32 52
— V
13 I TA6 33 53
DD
14 I XRST 34 I TA1 54
15 O SP0 35 I TA0 55
16 O SP1 36 O SOC 56
17 O SP2 37 O SOB 57
18 O MOVF 38 O SOA 58
O O SIB
19 AOVF 39 59
SIA
20 O REDY 40 O 60
INPUT
BCK0, BCK1 : BIT CLOCK
CLKI : CLOCK
LRK0, LRK1 : LR CLOCK
RVDT : DATA FOR HC I/F
SCK : SIFT CLOCK FOR HC I/F
SIA,SIB : SERIAL DATA
TA0 - TA7 : TEST
TD12 - TD15 : TEST
TST0, TST1 : TEST (NORMAL "L")
XLAT : MODE PARTITION SIGNAL
XRST : RESET
OUTPUT
AOVF : ALU OVERFLOW SIGNAL
BFOT : CLOCK BUFFER
CAS : COLUMN-ADDRESS STROBE FOR EXT. DATA RAM
CLKO : CLOCK
D2BK : 1/2 BIT CLOCK
D2LR : 1/2 LR CLOCK
D4BK : 1/4 BIT CLOCK
D4LR : 1/4 LR CLOCK
EA0 - EA9 : ADDRESS FOR EXT. DATA RAM
MOVF : MAC OVERFLOW SIGNAL
RAS : ROW-ADDRESS STROBE FOR EXT. DATA RAM
REDY : READY SIGNAL FOR HC I/F
SOA-SOC : SERIAL DATA
SP0-SP2 : STATIC PORT 0, 1, 2
TRDT : DATA FOR HC I/F
XOE : OUTPUT ENABLE FOR EXT. DATA RAM
XWE : WRITE ENABLE FOR EXT. DATA RAM
INPUT/OUTPUT
ED0 - ED15 : DATA INPUT/OUTPUT FOR EXT. DATA RAM
DSR-300/P(J,E)/V2
40
39
38
37
36
35
34
V 33
DD
GND 32
31
30
29
28
27
26
25
PIN
I/O SIGNAL I/O SIGNAL
NO.
I LRK0 61 I/O ED8
I LRK1 62 I/O ED9
I BCK0 63 — GND
I BCK1 64 I/O ED10
— GND I/O
65 ED11
D2BK O
O 66 XOE
O D2LR 67 O CAS
O D4BK 68 I/O ED12
O D4LR 69 I/O ED13
I/O ED0 70 I TD15
I TST1 71 I TD14
— GND —
72 GND
—
I TST0 73 V
DD
I/O ED1 74 I TD13
I/O ED2 75 I TD12
I/O ED3 76 I/O ED14
I/O ED4 77 I/O ED15
I/O ED5 78 O XWE
I/O ED6 O
79 RAS
O
I/O ED7 80 EA9
CXD2913AQ (SONY)
C-MOS AUDIO PLL OSCILLATOR
—TOP VIEW—
34 GND 22
V
DD
35 21
36 20
37 GND 19
38 18
39 V V 17
DD DD
40 16
41 15
42 14
43 V 13
DD
44 12
INPUT
CT-RST : COUNTER RESET INPUT
DV21 : SPEED MODE SELECT INPUT (H = x2 SPEED, L = x1 SPEED)
DV32 : FS SELECT INPUT (H = 32 kHz, L = 44.1 kHz/48 kHz)
H-EN : HIGHER CRYSTAL OSCILLATOR ENABLE INPUT (H = ENABLE)
H-XTAL 1 : 49.152 MHz CRYSTAL OSCILLATOR INPUT
L-EN : LOWER CRYSTAL OSCILLATOR ENABLE INPUT (H = ENABLE)
L-XTAL 1 : 45.1584 MHz CRYSTAL OSCILLATOR INPUT
MI5 : COUNTER DIVIDING RATIO SELECT INPUT (H = 1/1.5, L = 1/1)
OSC SEL : MASTER CLOCK SELECT INPUT (H = VCO, L = CRYSTAL)
PC-CNT : PHASE COMPARATOR CONTROL INPUT
PC EN : PC-OUT2 ENABLE INPUT
PC-REF : PHASE COMPARATOR REFERENCE INPUT
PC-RST : PHASE COMPARATOR RESET INPUT
VCO 1 : VCO INPUT
VCO EN : VCO ENABLE INPUT (H = ENABLE)
XTAL SEL : MASTER CLOCK SELECT INPUT (H = 48 MHz, L = 45 MHz)
OUTPUT
A128fs CK : ANALOG SYSTEM A/D CONVERTER 128fs CLOCK
A258fs CK : ANALOG SYSTEM A/D AND D/A CONVERTERS 258fs CLOCK
A512fs CK : ANALOG SYSTEM D/A CONVERTER 512fs CLOCK
A1024fs CK : ANALOG SYSTEM D/A CONVERTAR 1024fs CLOCK
D128fs CK : DIGITAL SYSTEM 128fs CLOCK
D512fs CK : DIGITAL SYSTEM 512fs CLOCK
D1024fs CK : DIGITAL SYSTEM 1024fs CRYSTAL OSCILLTOR CLOCK
H-XTAL 2 : 49.152 MHz CRYSTAL OSCILLATOR OUTPUT
L-XTAL 2 : 45.1584 MHz CRYSTAL OSCILLATOR OUTPUT
MST CK : MASTER CLOCK (1024fs) OUTPUT
PC-OUT1 : PHASE COMPARATOR OUTPUT
PC-OUT2 : PHASE COMPARATOR OUTPUT (WITH ENABLE CONTROL)
VCO : VCO OUTPUT
VCO 2 : VCO OUTPUT
VCO CK : VCO CLOCK (512fs) OUTPUT
VCO DA CK : VCO 512fs D/A CLOCK
14
OSC SEL
15
XTAL SEL
22
L-EN
20
L-XTAL 1 45.1584 MHz
21
OSCILLATOR
L-XTAL 2
23
H-EN
25
49.152 MHz
H-XTAL 1
24
OSCILLATOR
H-XTAL 2
38
VCOEN
37
VCO1
VCO
36
VCO2
18
MI5
13
DV21
16
CT-RST
12
DV32
44
PC-RST
1
PC-REF PHASE
2
COMPARATOR
PC-CNT
40
PC-EN
15
XTAL SEL
20
L-XTAL 1
21
L-XTAL 2
22 9
L-EN MST CK
27
A128fs CK
25
H-XTAL 1
28
A258fs CK
24
H-XTAL 2
30
23 A512fs CK
H-EN
31
A1024fs CK
37 6
VCO 1 D128fs CK
36 7
VCO 2 D512fs CK
38 10
VCO EN D1024fs CK
14 35
OSC SEL VCO
1 42
PC-REF PC-OUT1
2 41
PC-OUT2
PC-CNT
44
PC-RST
4
VCO CK
40
PC-EN
32
VCO DA CK
12
DV32
13
DV21
18
MI5
16
CT-RST
10
D1024fs CK
35
VCO
9
MST CK
31
A1024fs CK
6
D128fs CK
COUNTER 7
D512fs CK
1
30
A512fs CK
SEL1 28
A258fs CK
SEL2
27
RST A128fs CK
4
VCO CK
COUNTER
2
32
SEL
VCO DACK
42
PC-OUT1
41
PC-OUT2
9-21
IC