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零件编号
产品描述 (功能)
MC145425DW 查看數據表(PDF) - Motorola => Freescale
零件编号
产品描述 (功能)
生产厂家
MC145425DW
ISDN Universal Digital Loop Transceivers II
Motorola => Freescale
MC145425DW Datasheet PDF : 16 Pages
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23
LO1
22
LO2
4
LB
11
SE
16
MSI
17
CCI
12
PD
5
VD
3
LI
2
Vref
MC145421 MASTER ISDN BLOCK DIAGRAM
+
MODULATOR
–
B1
B2 D1 D2
D CHANNEL BUFFERS
8
8
22
D2
D1
SEQUENCE
AND
CONTROL
2
2
B2
B1
B CHANNEL BUFFERS
D2
D CHANNEL BUFFERS
D1
D2 D1
B2
DEMODULATOR
B1
8
8
B1
B2
B CHANNEL BUFFERS
MC145425 SLAVE ISDN BLOCK DIAGRAM
23
LO1
22
LO2
17
CCI
18
XTL
4
LB
11
Mu/A
16
TONE
19
CLKOUT
12
PD
5
VD
3
LI
2
Vref
+
MODULATOR
–
OSC
D2 D1
DEMODULATOR
B1
B2 D1 D2
D CHANNEL BUFFERS
8
8
22
D2
D1
SEQUENCE
AND
CONTROL
÷
2
2
2
B2
B1
B CHANNEL BUFFERS
D2
D CHANNEL BUFFERS
D1
B2
B1
8
B1
8
B2
B CHANNEL BUFFERS
7
D2I
6
D1I
20
RE2
21
Rx
19
RE1
10
D2O
8
DCLK
9
D1O
18
TDC/RDC
13
Tx
15
TE1
14
TE2
7
D2I
6
D1I
21
Rx
10
D2O
8
DCLK
9
D1O
20
BCLK
13
Tx
15
EN1
14
EN2
MOTOROLA
MC145421
•
MC145425
3
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