12
KRF-V6200D/V7200D
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NJU3713AV: 12 Bit Serial-Parallel Converter (IC750: X08) Port Descriptions
Port No.
Port Name
I/O
Explanations
Logic
1~4
P5-8
O
Parallel converted data output port.
5
Vss
-
GND
6
NC
-
Non connection
7~10
P9-12
O
Parallel converted data output port.
11
DATA
I
Serial data input port.
12
CLK
I
Clock signal input port.
13
/STB
I
Strove signal input port.
14
/CLK
I
Clear signal input port.
15
NC
-
Non connection
16~19
P1-4
O
Parallel converted data output port.
20
Vdd
-
Power supply.
*book referred to maker's semiconductor handbook
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CS493263-CLZ (IC501: X08) Port Description
Pin No.
Pin Name
I/O
Description
1
VD1
-
Power supply for digital circuit (+2.5V)
2
DGND1
-
Ground for digital circuit
3
AUDATA3
O
Digital audio output port-3
4
/WR
I
This port serves as the active-low data-write-input strobe.
5
/RD
-
This port serves as the active-low data bus enable.
6
A1
I
Host parallel address bit one
7
A0
I
Host parallel address bit zero
8~11
DATA7~DATA4
-
Pulled up
12
VD12
-
Power supply for digital circuit (+2.5V)
13
DGND2
-
Ground for digital circuit
14~17
DATA3~DATA0
-
Pulled up
18
/CS
Host parallel chip selector
19
SCDIO
I/O
Serial control port data input and output
20
/ABOOT
O
Control port automatic boot enable
21
/EXTMEM
O
External memory chip selector port
22
SDATAN1
I
PCM audio data input port-1
23
VD3
-
Power supply for digital circuit (+2.5V)
24
DGND3
-
Ground for digital circuit
25
SCLKN1
I
PCM audio input bit clock
26
LRCLKN1
I
PCM audio input sampling rate clock
27
CMPDAT
I
The compressed data input port when the CDI is confi gured for bursty delivery
28
CMPCLK
I
PCM audio input bit clock
29
CMPREQ
I
PCM audio input sampling rate clock
30
CLKIN
I
Master clock input port
31
CLKSEL
I
DSP clock selector
32
FILT2
-
External fi lter for PLL
CIRCUIT DESCRIPTION