VS3811 PIN ASSIGNMENTS
Name
Number
I/O
Definition
VCC
1,9,18,27,35,44,51,59,68,75,83,92,99
, 104, 111,121,130,139,148,157,164,
172, 183, 193,201
I
3.6 V power supply.
LA[21:0]
23:19,16:10,7:2,207:204
O
Device address output.
VSS
8,17,26,34,43,52,60,67,76,84,91,98,1
03,112,120,129,138,147,156163,171,
177,184,192,200,208
I
Ground.
RESET#
24
I
Reset input, active low.
O
TDM transmit data.
TDMDX
RSEL
25
I
ROM Select
RSEL Selection
0 16-bit ROM
1 8-bit ROM
TDMDR
28
I
TDM receive data.
TDMCLK
29
I
TDM clock input.
TDMFS
30
I
TDM frame synch.
DMTSC#
31
O
TDM output enable, active low.
TWS
32
O
Audio transmit frame sync.
SEL_PLL[2:0]
33
I
Select P ll1.
SEL-PLL2 SEL-PLL0 Clock Output
0 0 2.5*DCLK
0 1 3*DCLK
1 0 3.5*DCLK
1 1 4*DCLK
TSD[3:0]
38,37,36,33
O
Audio transmit serial data port.
MCLK
39
I/O
Audio master clock for audio DAC.
TBCK
40
I/O
Audio transmit bit clock.
SPDIF_DOB
M
41
O
S/PDIF (IEC958) Format Output.
RSD
45
I
Audio receive serial data.
RWS
46
I
Audio receive frame synch.
RBCK
47
I
Audio receive bit clock.
APLLCAP
48
I
Analog PLL Capacitor.
XIN
49
I
Crystal input.
XOUT
50
O
Crystal output.
DMA[11:0]
66:61,58:53
O
DRAM address bus.
DCAS#
69
O
Column address strobe, active low.
O
Output enable, active low.
DOE#
DSCK_EN
70
I
Clock Enable, active low.
DWE#
71
O
DRAM write enable, active low.
DRAS[2:0]#
74:72
O
Row address strobe, active low.
13
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