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參數(shù)資料
| 型號： | MC145442 |
| 廠商： | Motorola, Inc. |
| 英文描述： | Single-Chip 300-Baud Modem |
| 中文描述： | 單芯片300波特調(diào)制解調(diào)器 |
| 文件頁數(shù)： | 7/12頁 |
| 文件大?。?/td> | 224K |
| 代理商： | MC145442 |
MC145442
MC145443
MOTOROLA
7
15
16
11
RxA2
RxA1
TxD
–
+
AAF
S/H
MODULATOR
LOW–BAND
BPF
HIGH–BAND
BPF
AC
AMP
SMOOTHING
FILTER
CARRIER
DETECT
DEMOD
–
+
3
5
1
17
18
CD
RxD
DSI
TxA
Exl
(a) Originate/Channel 1 Mode (MODE = High, LB = Low)
(b) Answer/Channel 2 Mode (MODE = Low, LB = Low)
15
16
11
RxA2
RxA1
TxD
–
+
AAF
S/H
MODULATOR
LOW–BAND
BPF
HIGH–BAND
BPF
AC
AMP
SMOOTHING
FILTER
CARRIER
DETECT
DEMOD
–
+
3
5
1
17
18
CD
RxD
DSI
TxA
Exl
15
16
11
RxA2
RxA1
TxD
–
+
AAF
S/H
MODULATOR
LOW–BAND
BPF
HIGH–BAND
BPF
AC
AMP
SMOOTHING
FILTER
CARRIER
DETECT
DEMOD
–
+
3
5
1
17
18
CD
RxD
DSI
TxA
Exl
(c) Originate/Channel 1 Mode and Analog Loopback State (MODE = High, LB = Low)
–
+
AAF
S/H
MODULATOR
LOW–BAND
BPF
HIGH–BAND
BPF
AC
AMP
SMOOTHING
FILTER
CARRIER
DETECT
DEMOD
–
+
3
5
1
17
18
CD
RxD
DSI
TxA
Exl
15
16
11
RxA2
RxA1
TxD
(d) Answer/Channel 2 Mode and Analog Loopback State (MODE = Low, LB = Low)
Figure 4. Basic Operating Modes
相關(guān)PDF資料 |
PDF描述 |
|---|---|
| MC145443 | Single-Chip 300-Baud Modem |
| MC145442P | Single-Chip 300-Baud Modem |
| MC145443DW | Single-Chip 300-Baud Modem |
| MC145443P | Single-Chip 300-Baud Modem |
| MC145444DW | Single-Chip 300-Baud Modem |
相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| MC145443P | 制造商:Motorola Inc 功能描述: |
| MC145446AFW | 制造商:Rochester Electronics LLC 功能描述:- Bulk 制造商:Motorola Inc 功能描述: 制造商:MOTOROLA 功能描述: |
| MC145447DW | 制造商:Motorola Inc 功能描述:CALLER NUMBER ID CIRCUIT, 16 Pin, Plastic, SOP |
| MC145447DWR2 | 制造商:Motorola Inc 功能描述:TELEPHONE MULTIFUNCTION CKT, 16 Pin Plastic SOP |
| MC145447P | 制造商:Motorola Inc 功能描述: |
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