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ISL41387IRZ 数据表(PDF) 3 Page - Intersil Corporation |
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ISL41387IRZ 数据表(HTML) 3 Page - Intersil Corporation |
3 / 27 page ![]() 3 FN6201.3 November 21, 2007 TABLE 2. ISL81387 FUNCTION TABLE INPUTS RECEIVER OUTPUTS DRIVER OUTPUTS DRIVER SPEED (Mbps) CHARGE PUMPS (Note 1) LOOPBACK (Note 2) MODE 485/232 ON RXEN DEN SLEW RA RB YZ 0 1 0 0 N.A. High-Z High-Z High-Z High-Z - ON OFF RS-232 0 1 0 1 N.A. High-Z High-Z ON ON 0.46 ON OFF RS-232 0 1 1 0 N.A. ON ON High-Z High-Z - ON OFF RS-232 0 1 1 1 N.A. ON ON ON ON 0.46 ON OFF RS-232 0 0 0 1 N.A. High-Z High-Z ON High-Z 0.46 ON OFF RS-232 0 0 1 0 N.A. High-Z ON ON High-Z 0.46 ON OFF RS-232 0 0 1 1 N.A. ON ON ON ON 0.46 ON ON RS-232 X 0 0 0 X High-Z High-Z High-Z High-Z - OFF OFF Shutdown 1 1 0 0 X High-Z High-Z High-Z High-Z - OFF OFF RS-485 1 X 0 1 1/0 High-Z High-Z ON ON 20/0.46 OFF OFF RS-485 1 X 1 0 X ON High-Z High-Z High-Z - OFF OFF RS-485 1 1 1 1 1/0 ON High-Z ON ON 20/0.46 OFF OFF RS-485 1 0 1 1 1/0 ON High-Z ON ON 20/0.46 OFF ON RS-485 NOTES: 1. Charge pumps are on if in RS-232 mode and ON or DEN or RXEN are high. 2. Loopback is enabled when ON = 0, and DEN = RXEN = 1. ISL81387 Truth Tables RS-232 TRANSMITTING MODE INPUTS (ON = 1) OUTPUTS 485/232 DEN DY DZ YZ 010011 010110 011001 011100 0 0 X X High-Z High-Z RS-232 RECEIVING MODE INPUTS (ON = 1) OUTPUT 485/232 RXEN A B RA RB 010 01 1 010 11 0 011 00 1 011 10 0 0 1 Open Open 1 1 0 0 X X High-Z High-Z RS-485 TRANSMITTING MODE INPUTS (ON = 1) OUTPUTS 485/232 DEN DY SLEW Y Z DATA RATE (Mbps) 11 0 1 1 0 20 11 1 1 0 1 20 11 0 0 1 0 0.46 11 1 0 0 1 0.46 1 0 X X High-Z High-Z - RS-485 RECEIVING MODE INPUTS (ON = 1) OUTPUT 485/232 RXEN B-A RA RB 11 ≥ -40mV 1 High-Z 11 ≤ -200mV 0 High-Z 1 1 Open or Shorted together 1 High-Z 1 0 X High-Z High-Z ISL81387, ISL41387 |
类似零件编号 - ISL41387IRZ |
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类似说明 - ISL41387IRZ |
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