MC145505P 데이터 시트보기 (PDF) - LANSDALE Semiconductor Inc.
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MC145505P Datasheet PDF : 26 Pages
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ML145502, ML145503, ML145505
LANSDALE Semiconductor, Inc.
ML145502/03/05 PCM CODEC–FILTER MONO–CIRCUIT BLOCK DIAGRAM
RxO
1
FREQUENCY
Rx
RDD
D/A
RECEIVE SHIFT
REGISTER
RCE
RDC
RxG
Rx
VDD
–
RxO
400 µA
VDD
+
SHARED
DAC
÷ 1, 12, 16, 20
CCI PRESCALER
CCI
VSS
VAG
+
2.5 V
REF
MSI
–
SEQUENCE
AND
VLS
VSS
Vref
RSI
TxI
CONTROL
PDI
RSI
CIRCUITRY
– Tx
–
TRANSMIT SHIFT
TDD
+ Tx
+
A/D
FREQUENCY
FREQUENCY
REGISTER
TDE
TDC
NOTES:
Controlled by VLS
Rx ≈ 100 kΩ (internal resistors)
Page 2 of 26
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