ST3485E 查看數據表（PDF） - STMicroelectronics

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ST3485E

3.3V Powered, 15KV ESD protected, Up to 12Mbps RS-485/RS-422 transceiver

STMicroelectronics 

Test circuits and typical characteristics

Figure 11. Drive enable and disable times test circuit

ST3485E

Figure 12. Drive enable and disable times waveforms

Figure 13. Receiver propagation delay time test circuit

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