– 54 –IC301 UDA1341TS/N2
• MAIN section
IC381 M5218AL
IC406 M62016L
3
4
5
6
2
8
7
1
VADCN
VADCP
VINL2 PGA PGA
0DB/6DB
SWITCH
NOISE SHAPER
INTERPOLATION FILTER
DSP FEATURES
PRAK
DETECTOR
L3-BUS
INTERFACE
DECIMATION FILTER
DIGITAL
INTERFACE
DIGITAL MIXER
DIGITAL AGC
ADC1L
ADC2L ADC2R
ADC1R
DAC
DAC
0DB/6DB
SWITCH
VSS(AD)
VDD(AD)
VINL1
VDDD
VSSD
18
16
19
17
26
25 27
24
13
15
14
9
22
10
11
23
28
12
20
21
DATAO
BCK
WS
DATAI
QMUTE
VREF
VOUTL
V
DD(DAC)
VSS(DAC)
VOUTR
TEST2
TEST1
SYSCLK
L3DATA
L3MODE
L3CLOCK
OVERFLOW
AGCSTAT
VINR1
VINR2
457 86
V– V+
21 3
12 3 45
+
–
INTERRUPT SIGNAL
GENERATING BLOCK
RESET SIGNAL
GENERATING BLOCK
+
–
GND INT RESET CD VCC
COM
COM
12 3 45 6 7 8 9 10
GND
MOTOR
DRIVE
NOISE
FILTER
CLAMP
FWD.IN
REV.IN
VCC 1
VCC 2
NOISE
FILTER
MOTOR
DRIVE
MOTOR
DRIVE
MOTOR
DRIVE
T.S.D O.C.P
FWD/REV/STOP
CONTROL LOGIC