DS3698

DS3695 DS3695T DS3696 DS3696T DS3697 DS3698 Multipoint RS485 RS422 Transceivers Repeaters March 1996 DS3695 DS3695T DS3696 DS3696T DS3697 DS3698 Multipoint RS485 RS422 Transceivers Repeaters General Description The DS3695 DS3696 DS3697 and DS3698 are high speed differential TRI-STATE bus line transceivers repeaters designed to meet the requirements of EIA standard RS485 with extended common mode range ( a 12V to b7V) for multipoint data transmission The driver and receiver outputs feature TRI-STATE capabiliwww.DataSheet4U.com ty The driver outputs remain in TRI-STATE over the entire common mode range of a 12V to b7V Bus faults that cause excessive power dissipation within the device trigger a thermal shutdown circuit which forces the driver outputs into the high impedance state The DS3696 and DS3698 provide an output pin TS (thermal shutdown) which reports the occurrence of the thermal shutdown of the device This is an ‘‘open collector’’ pin with an internal 10 kX pull-up resistor This allows the line fault outputs of several devices to be wire OR-ed Both AC and DC specifications are guaranteed over the 0 C to 70 C temperature and 4 75V to 5 25V supply voltage range Features Y Y Y Y Y Y Y Y Meets EIA standard RS485 for multipoint bus transmission and is compatible with RS-422 15 ns driver propagation delays with 2 ns skew (typical) Single a 5V supply b 7V to a 12V bus common mode range permits g 7V ground difference between devices on the bus Thermal shutdown protectio...