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Компоненты Описание
MC145745FW Просмотр технического описания (PDF) - Motorola => Freescale
Номер в каталоге
Компоненты Описание
производитель
MC145745FW
V.21/V.23 Telemeter Modem
Motorola => Freescale
MC145745FW Datasheet PDF : 16 Pages
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TxD
RxD
CD
SCPEN
MCU
SCPCLK
SCP Rx
SCP Tx
4
PB0 – PB3
+5V
RESET
TxA1
600
Ω
TxA2
600 : 600
RxA
CDA
0.1
µ
F
TLA
10
Ω
*
TIP
RING
TEST1
TEST2
3.579545 MHz
CLKO
ECLK
Vref
100
µ
F
MC145745
X1
VCC
100
µ
F
X2
GND
0.1
µ
F
+5V
0.1
µ
F
*
LINE PROTECTION CIRCUIT
SYSTEM GROUND
REFERENCE ANALOG GROUND
Figure 7. Application Circuit
MC145745
14
MOTOROLA
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