ML7020MB 데이터 시트보기 (PDF) - Oki Electric Industry
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ML7020MB Datasheet PDF : 19 Pages
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1Semiconductor
BLOCK DIAGRAM
TI–
TI+
TIO
LI1–
LI1+
LI1O
LI2–
Input Amplifier 1
Input Amplifier 2
Input Amplifier 3
SW1
SW2
LI2O
Output Amplifier 1
TO
1.2 kΩ
SW4
Output Amplifier 2
LO–
–1
1.2 kΩ
LO+
+1
Post-
LPF
Output Amplifier 3
SW5
SWI
SGO
SGC
SW3
SG
DTMF
Reception
CPT
Detection
Modem
Reception
CPT
Transmission
Modem
Transmission
ATT
DTMF
Transmission
Oscillator
Circuit
FEDL7020-02
ML7020
SP
DETB
RD
XD
X1
X2
CLKO
MCU I/F
* CPT: Call progress tone
* The state shown of each switch is that when the register is set to “0”.
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