ยก Semiconductor
BLOCK DIAGRAM
MSM7620-001 (Single chip only)
MSM7620
RIN
S/P
Non-linear/
Linear
ATT Gain
Linear/
Non-linear
ROUT
P/S
Howling
Detector
Double Talk
Detector
Power
Calculator
Adaptive
FIR Filter
(AFF)
SOUT
RST
PWDWN
P/S
Linear/
Non-linear
Center
Clip
ATT
Clock Generator
Mode Selector
Non-linear/
Linear
S/P
I/O Controller
SIN
WDT
VDD
VSS
X1/CLKIN X2 SCKO SYNCO NLP HCL ADP ATT GC
IRLD INT SCK SYNC
, MSM7620-011 (Cascade connection or Single chip)
RIN
S/P
Non-Linear
/Linear
ATT Gain
Howling
Detector
Double Talk
Detector
Power
Calculator
Linear/
Non-linear
P/S
Adaptive
FIR Filter
(AFF)
Parallel
I/O Port
Parallel
I/O
ROUT
PD15 *
PD 0 *
OF1 *
OF2 *
SF1 *
Controller
SF2 *
SOUT
*RST
*PWDWN
P/S
Linear/
Non-linear
Center
Clip
ATT
Clock Generator
Mode Selector
Non-linear/
Linear
S/P
I/O Controller
SIN
WDT
VDD *
VSS *
X1/CLKIN X2 SCKO SYNCO NLP HCL ADP ATT GC MS IRLD INT SCK SYNC
*
*
*
*
* If the MSM7620-011 is used in the slave mode, only the diagonally hatched blocks and
the pins marked with * are used.
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