Ic Data; Ic3: Ym3436Dk; Dir ( Digital Format Interface Receiver ) - Yamaha RX-V795a Service Manual

RX-V795a/RDS/HTR-5170

IC DATA

IC3 : YM3436DK

DIR ( Digital Format Interface Receiver )

1
DAUX
HDLT 2
DOUT 3
VFL 4
OPT 5
SYNC 6
7
MCC
WC 8
MCB 9
MCA 10
SKSY 11
Pin Pin
I/O
No. Name
1 DAUX I Auxiliary input for audio data
2 HDLT O Asynchronous buffer operation flag
3 DOUT O Audio data output
4 VFL O Parity flag output
5 OPT O Fs x 1 Synchronous output signal for DAC
6 SYNC O Fs x 1 Synchronous output signal for DSP
7 MCC O Fs x 64Bit clock output
8 WC O Fs x 1Word clock output
9 MCB O Fs x 128Bit clock output
10 MCA O Fs x 256Bit clock output
11 SKSY I Clock synchronization control input
Crystal oscillator connection or external
12 XI I
clock input
13 XO O Crystal oscillator connection
14 P256 O VCO oscillator clock connection
15 LOCKN O PLL lock flag
16 V Logic section power (GND)
SS
17 TC O PLL time constant switching output
18 DIM1 I Data input mode selection
19 DIM0 I Data input mode selection
20 DOM1 I Data output mode selection
21 DOM0 I Data output mode selection
22 KM1 I Clock mode switching input 1
23 RSTN I System reset input
24 V a VCO section power (+5V)
DD
25 CTLN I VCO control input N
27
33
FS1
EXTW
32 KM0
31 KM2
30 TSTN
29 V
a
SS
D DIN
28 CTLP
ERR
27
(N.C.)
CSM
EMP
26 PCO
FS1
25 CTLN
FS0
24 V
a
DD
23 RSIN
Pin
Function
No.
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
32 29 24 26 28 25 17 38 15 14 13
36
SEL PLL
37
EIAJ (AES/EBU)
40
DIGITAL AUDIO
35
INTERFACE
41
DECODER
33
34
S/P
SERIAL INTERFACE
44 43 42 1 18 19
Pin
I/O
Name
PCO O PLL phase comparison output
(NC)
CTLP I VCO control input P
V a VCO section power (GND)
SS
TSTN I Test terminal. Open for normal use
KM2 I Clock mode switching input 2
KM0 I Clock mode switching input 0
Channel status sampling frequency display
FS1 O
output 1
Channel status sampling frequency display
FS0 O
output 0
CSM I Channel status output method selection
External synchronous auxiliary input word
EXTW I
clock
DDIN I EIAJ (AES/EBU) data input
LR O PLL word clock output
V Logic section power (+5V)
DD
ERR O Data error flag output
Channel status emphasis control code
EMP O
output
3-wire type microcomputer interface data
CDO O
output
3-wire type microcomputer interface clock
CCK I
output
3-wire type microcomputer interface load
CLD I
input
12 31 22 11 23
MCA
10
SYSTEM MCB
9
CLOCK WC
8
MCC
TIMING 7
SYNC
GENERATOR 6
OPT
5
DATA CLOCK
CONTROLLER
VFL
4
D OUT
3
BUFFER
P/S 20 DOM1
DOM0
21
2 16 39 30
Function