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MC145443B 数据表(PDF) 10 Page - Motorola, Inc |
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MC145443B 数据表(HTML) 10 Page - Motorola, Inc |
10 / 12 page MC145442B •MC145443B MOTOROLA 10 20 6 9 19 10 1 17 15 16 DTMF INPUT 20 k Ω RTx 600 Ω + 10 Ω TIP RING * 0.1 µF 4 19 10 18 CDT VAG FB Exl RxA1 TxA RxA2 DSI TLA VDD MC145442B/3B GND CDA MODE LB SQT RxD TxD CD Xin Xout 8 7 12 3.58 MHz 11 15 13 8 2 3 7 6 8 7 9 24 +5 V Rx3 Rx2 Tx1 Rx1 Tx2 GND STBY TxEN DI1 DI2 DO1 VCC MC145407 EIA–232–D DB–25 CONNECTOR 0.1 µF VDD 10 µF 0.1 µF 0.1 µF CCDT 0.1 µF CFB RDSI CDSI RTLA CCDA 0.1 µF 10 k Ω VDD VSS 10 k Ω 10 k Ω 0.1 µF 0.1 µF 20 C1+ C1– 18 C1+ C1– 1 3 0.1 µF 17 MMBZ15VDLT1 X 3 * Line Protection Circuit. Figure 7. Typical MC145442B/MC145443B Applications Circuit |
类似零件编号 - MC145443B |
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类似说明 - MC145443B |
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