Harman Kardon AVR70 - Page 78

42
Q605, Q607 : AK4320
DIGIT AL ANALOGUE CONVERTER
DIFO DIF1
DEMO
DEM1
AVDD
14 15 12 13
20
LRCK
Serial
Input De-emphasis
BICK
Interface
Control
SDATA
PD
l1 r
Modulator
SMUTE
Bx
fl r
HOLD
lnterpolator
Modulator
ZMUTE
Clock OSC/Divider
DZF
5
:.L-,-J.....-.c3
22
XTI XTO CKS DVDD DVSS VREF
Q603 : LC32464PM-80
64K x 4BIT DRAM
AO
CLOCK GENERATOR
NO,I
MOOE
CONTROL
REFRESH
COUNTER
LOW ADDRESS
BUFFER
COLUMN
ADDRESS
BUFFER
N.C. N,C,
CLOCK GENERATOR
N0.2
262144 BIT
MEMORY CELL
COLUMN
DECODER
PREDECOOER
AVSS
21
CLOCK
GENERATOR
N0,3
DATA IN
BUFFER
DATA aJT
BUFFER
BIAS
GENERATOR
..
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17
AOUTR
16
VCNT
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