Ic Data - Marantz SR7400 Service Manual

7. IC DATA

IC13 : LC89057W VF4-E
LC89057W-VF4-E
RXOUT
1
RX0
2
RX1
3
RX2
4
RX3
5
RX4
8
RX5/VI
9
RX6/UI
10
LPF
13
TMCK/PIO0
44
TBCK/PIO1
45
TLRCK/PIO2
46
TDATA/PIO3
47
TXO/PIOEN
48
LC89057W
No. Port name I/O Description
1 RXOUT O Data Output
2 RX0 I Digital data Input (TTL)
3 RX1 I Digital data Input (Coaxial)
4 RX2 I Digital data Input (TTL)
5 RX3 I Digital data Input (TTL)
6 DGND Digital GND
7 DVDD Digital VDD
8 RX4 I Digital data Input (TTL)
9 RX5/VI I Digital data Input (TTL)
10 RX6/UI I Digital data Input (TTL)
11 DVDD Digital GND for PLL
12 DGND Digital VDD for PLL
13 LPF O Loop filter for PLL
14 AVDD Analog VDD for PLL
15 AGND Analog GND for PLL
16 RMCK O System clock Output for R (256fs, 512fs, XIN, VCO)
17 RBCK O/I Bit clock Output for R (64fs)
18 DGND Digital GND
19 DVDD Digital VDD
20 RLRCK O/I LR clock Input/Output for R
21 RDATA O Serial Audio data Input
22 SBCK O Bit clock Output for S (32fs, 64fs, 128fs)
23 SLRCK O LR clock Output for S (fs/2, fs, 2fs)
24 SDIN I Serial Audio data Input
25 DGND Digital GND
26 DVDD Digital VDD
27 XMCK O Oscillation amplifier
28 XOUT O XOUT
29 XIN I XIN or External clock Input (24.576MHz or 12.288MHz)
30 DVDD Digital VDD
31 DGND Digital GND
32 EMPHA/UO I/O Emphasis Information / U data Output / Set for chip address
33 AUDIO/VO I/O Detected non-PCM / V flag Output / Set for chip address
34 CKST I/O Clock timing Output / Switch to master or slave for demodulation
35 INT I/O Interrupt Output / Switch to Modulation or general-purpose I/O
36 RERR O Error Output (PLL lock, data error)
37 DO O IF, Read out data Output
38 DI I IF, Write data Input
39 CE I IF, Chip enable Input
40 CL I IF, Clock Input
41 XMODE I System reset Input
42 DGND Digital GND
43 DVDD Digital VDD
44 TMCK/PIO0 I/O 256fs system-clock Input for modulation / General-purpose I/O input/output
45 TBCK/PIO1 I/O 64fs bit-clock Input for modulation / General-purpose I/O input/output
46 TLRCK/PIO2 I/O Fs clock Input for modulation / General-purpose I/O input/output
47 TDATA/PIO3 I/O Serial audio data for modulation / General-purpose I/O input/output
48 TXO/PIOEN O/I Modulation data Output / General-purpose I/O enable input
EMPHA/UO AUDIO /VO INT CL
32 33 35 40
Microcontroller
C bit , Ubit
Input
Demodulation
Selector
&
Lock detect
PLL
Clock
Selector
Modulation
or
Parallel Port
29 28 27 34
XIN XOUT XMCK CKST
CE DI XMODE
39 38 41
DO
37
I/F
RERR
36
Data
RDATA
21
Selector
XMODE
SDIN DGND
24
DVDD
RMCK
16
TMCK/PIO0
RBCK
17
RLRCK TBCK/PIO1
20
SBCK
22
TLRCK/PIO2
1/N
SLRCK
23
TDATA/PIO3
TXO/PIOEN
42
36 35 34 33 32 31 30 29
DO
37
DI
38
CE
39
CL 40
41
42
LC89057W-VF4-E
43
44
45
46
47
48
1 2 3 4 5 6 7 8
* * * *
28 27 26 25
SDIN
24
SLRCK
23
SBCK
22
21 RDATA
20 RLRCK
DVDD
19
DGND
18
17 RBCK
16 RMCK
AGND
15
AVDD
14
13 LPF
9 10 11 12
* *