Yamaha AW-2400 Service Manual page 35

AK5385AVF (X5364A00) ADC (Analog to Digital Converter)
PIN
NAME I/O
NO.
1 VREFL I Lch voltage reference input
2 AVSS – Analog ground
3 VCOM O Common voltage output
4 LIN+ I Lch analog positive input
5 LIN– I Lch analog negative input
6 CKS0 I Master clock select 0
7 DVDD – Digital power supply
8 DVSS – Digital ground
9 OVF O Analog input overflow detect
10 PDN I Power down mode
11 DIF I Audio interface format
12 M/S I Master / Slave mode
13 LRCK I/O Output channel clock
14 BICK I/O Audio serial data clock
AK4393VF-E2 (XW029A00) DAC (Digital to Analog Converter)
PIN
NAME I/O
NO.
1 DVSS – Digital ground
2 DVDD – Digital power supply
3 MCLK I Master clock
4 /PD I Power down mode
5 BICK I Audio serial data clock
6 SDATA I Audio serial data input
7 LRCK I L/R clock
8 SMUTE//CS I Soft mute
9 DFS I Double speed sampling mode
10 DEM0/CCLK I
De-emphasis enable
11 DEM1/CDTI I
12 DIF0 I
13 DIF1 I Digital input format
14 DIF2 I
FUNCTION
FUNCTION
PIN
NAME I/O
NO.
15 SDTO O Audio serial date output
16 CKS1 I Master clock select
17 MCLK I Master clock input
18 DFS0 I Sampling speed select 0
19 HPFE I High pass filter enable
20 DFS1 I Sampling speed select 1
21 BVSS – Substrate ground
22 AVSS – Analog ground
23 AVDD – Analog power supply
24 RIN– I Rch analog negative input
25 RIN+ I Rch analog positive input
26 TEST I Test pin
27 AVSS – Analog ground
28 VREFR I Rch voltage reference input
PIN
NAME I/O
NO.
15 BVSS – Substrate ground
16 VREFL I Low level voltage reference
17 VREFH I High level voltage reference
18 AVDD – Analog power supply +5 V
19 AVSS – Analog ground
20 AOUTR- O Rch negative analog output
21 AOUTR+ O Rch positive analog output
22 AOUTL- O Lch negative analog output
23 AOUTL+ O Lch positive analog output
24 VCOM O Common voltage output
25 P//S I Parallel/serial select
26 CKS0 I
27 CKS1 I Master clock select
28 CKS2 I
AW2400
AD: IC103, 303, 503, 703
FUNCTION
DA: IC101, 401
FUNCTION
35