35
AVR-2807
Terminal Functions
TERMINAL
NAME NO.
I/O
DESCRIPTION
AGND1 13 — Analogground
AGND2 17 — Analogground
AGND3 19 — Analogground
AGND4 21 — Analogground
AGND5 23 — Analogground
AGND6 27 — Analogground
DBCK 37 I DSD audio data bit clock input (DSD)
(3)
DGND1 1 — Digital ground
DGND2 32 — Digitalground
DSCK 34 I System clock input (DSD). Input frequency is 256, 384, 512 or 768 f
s
(3)
DSD1 38 I DSD audio data input for V
OUT
1 (DSD)
(3)
DSD2 39 I DSD audio data input for V
OUT
2 (DSD)
(3)
DSD3 40 I DSD audio data input for V
OUT
3 (DSD)
(3)
DSD4 41 I DSD audio data input for V
OUT
4 (DSD)
(3)
DSD5 42 I DSD audio data input for V
OUT
5 (DSD)
(3)
DSD6 43 I DSD audio data input for V
OUT
6 (DSD)
(3)
DSD7 44 I DSD audio data input for V
OUT
7 (DSD)
(3)
DSD8 45 I DSD audio data input for V
OUT
8 (DSD)
(3)
MC 4 I Mode control clock input
(1)
MDI 2 I Mode control data input
(1)
MDO 5 O Mode control read back data output
(4)
MS 3 I Chip select for mode control
(1)
PBCK 50 I Audio data bit clock input (PCM)
(3)
PDATA1 46 I Serial audio data input for V
OUT
1 and V
OUT
2 (PCM)
(3)
PDATA2 47 I Serial audio data input for V
OUT
3 and V
OUT
4 (PCM)
(3)
PDATA3 48 I Serial audio data input for V
OUT
5 and V
OUT
6 (PCM)
(3)
PDATA4 49 I Serial audio data input for V
OUT
7 and V
OUT
8 (PCM)
(3)
PLRCK 51 I Audio data L/R clock input (PCM)
(3)
PSCK 33 I System clock input (PCM). Input frequency is 128, 192, 256, 384, 512 or 768 f
s
(3)
RST 36 I System reset, active LOW
(2)
V
CC
1 15 — Analog power supply, 5 V
V
CC
2 16 — Analog power supply, 5 V
V
CC
3 18 — Analog power supply, 5 V
V
CC
4 20 — Analog power supply, 5 V
V
CC
5 22 — Analog power supply, 5 V
V
CC
6 24 — Analog power supply, 5 V
V
CC
7 25 — Analog power supply, 5 V
V
COM
1 14 O Common voltage output 1. This pin should be bypassed with a 10-µF capacitor to AGND.
TERMINAL
DESCRIPTIONI/O
NAME
DESCRIPTIONI/O
NO.
V
COM
2 26 O Common voltage output 2. This pin should be bypassed with a 10-µF capacitor to AGND.
V
DD
1 52 — Digital power supply, 3.3 V
V
DD
2 35 — Digital power supply, 3.3 V
V
OUT
1 12 O Voltage output for audio signal corresponding to L-channel on PDATA1 or DSD1
V
OUT
2 11 O Voltage output for audio signal corresponding to R-channel on PDATA1 or DSD2
V
OUT
3 10 O Voltage output for audio signal corresponding to L-channel on PDATA2 or DSD3
V
OUT
4 9 O Voltage output for audio signal corresponding to R-channel on PDATA2 or DSD4
V
OUT
5 31 O Voltage output for audio signal corresponding to L-channel on PDATA3 or DSD5
V
OUT
6 30 O Voltage output for audio signal corresponding to R-channel on PDATA3 or DSD6
V
OUT
7 29 O Voltage output for audio signal corresponding to L-channel on PDATA4 or DSD7
V
OUT
8 28 O Voltage output for audio signal corresponding to R-channel on PDATA4 or DSD8
ZERO1 6 O Zero data flag for V
OUT
1
ZERO2 7 O Zero data flag for V
OUT
2
ZERO38 8 O Zero data flag for V
OUT
3–V
OUT
8
(1)
Schmitt-trigger input with internal pulldown.
(2)
Schmitt-trigger input with internal pulldown, 5-V tolerant.
(3)
Schmitt-trigger input, 5-V tolerant.
(4)
3-state output.