Ak4393Vf-E2 (Xw029A00) D/A Converter; Ym3436Dk (Xg948E00) Dir2 - Yamaha i88x Service Manual

AK4393-VF-E2 (XW029A00) D/A CONVERTER
PIN
NAME I/O
No.
1 DVSS - Digital Ground Pin
2 DVDD - Digital Power Supply Pin, 3.3V or 5.0V
3 MCLK I Master Clock Input Pin
4 PD I Power-Down Mode Pin
When at "L",the Ak4393 is in power-down
mode and is held in reset.
The AK4393 should always be reset
upon power-up
5 BICK I Audio Serial Data Clock Pin
The clock of 64fs or more than is
6 SDATA I recommended to be input on this pin.
Audio Serial Data Input Pin
2's complement MSB-first data is input on this pin.
7 LRCK I L/R Clock Pin
8 SMUTE I Soft Mute Pin
When this pin goes "H", soft mute cycle is initiated.
When returning "L",the output mute releases
CS I Chip Select Pin in serial mode
9 DFS I Doubla speed sampling mode Pin
(Internal pull-down pin)
"L":Normal Speed, "H":Double Speed
10 DEM0 I De-emphasis Enable pin
CCLK I Control Data Clock Pin in serial mode
11 DEM1 I De-emphasis Enable pin
CDTI I Control Data Input Pin in serial mode
12 DIF0 I
13 DIF1 I Digital Input Format Pin
14 DIF2 I
YM3436DK (XG948E00) DIR2 (Digital Format Interface Receiver)
PIN
NAME I/O
NO.
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 64 Bit clock output
8 WC O Fs x 1 Word clock output
9 MCB O Fs x 128 Bit clock output
10 MCA O Fs x 256 Bit clock output
11 SKSY I Clock synchronization control input
12 XI I Crystal oscillator connection or external
clock input
13 XO O Crystal oscillator connection
14 P256 O VCO oscillating clock connection
15 LOCK O PLL lock flag
16 Vss Logic section power (GND)
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
FUNCTION
FUNCTION
PIN
NAME I/O
No.
15 BVSS I Substrate Ground Pin, 0V
16 VREFL I Low Level Voltage Reference Input Pin
17 VREFH - High Level Voltage Reference Input Pin
18 AVDD - Analog Power Supply Pin,5V
19 AVSS O Analog Ground Pin, 0V
20 AOUTR- O Rch Negative analog output Pin
21 AOUTR+ O Rch Positive analog output Pin
22 AOUTL- O Lch Negative analog output Pin
.
23 AOUTL+ O Lch Positive analog output Pin
24 VCOM O Common Voltage Output Pin,2.6V
25 P/S I Parallel/Serial Select Pin(Internal pull-up pin)
"L":Serial control mode,"H": Parallel control mode
26 CKS0 I
27 CKS1 I Master Clock Select Pin
28 CKS2 I
PIN
NAME I/O
NO.
23 RSTN I System reset input
24 Vdda VCO section power (+5V)
25 CTLN I VCO control input N
26 PCO O PLL phase comparison output
27 (NC)
28 CTLP I VCO control input P
29 Vssa VCO section power (GND)
30 TSTN I Test terminal. Open for normal use
31 KM2 I Clock mode switching input 2
32 KM0 I Clock mode switching input 0
33 FS1 O Channel status sampling frequency
display output 1
34 FS0 O Channel status sampling frequency
display output 0
35 CSM I Channel status output method selection
36 EXTW I External synchronous auxiliary input
word clock
37 DDIN I EIAJ (AES/EBU) data input
38 LR O PLL word clock output
39 Vdd Logic section power (+5 V)
40 ERR O Data error flag output
41 EMP O Channel status emphasis control code
output
42 CD0 O 3-wire type microcomputer interface data
output
43 CCK I 3-wire type microcomputer interface clock
input
44 CLD I 3-wire type microcomputer interface load
input
DM: IC36
FUNCTION
DM: IC612
FUNCTION
i88X
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