ST485ERXN
数据手册.pdf\+ 5KV ESD保护，低功耗RS - 485 / RS - 422收发器 +5KV ESD PROTECTED, LOW POWER RS-485/RS-422 TRANSCEIVER
DESCRIPTION
The ST485E is al low power transceiver for RS-485 and RS-422 communication. Each driver output and receiver input is protected against ±15KV electrostatic discharge H.B.M. ±8KV IEC-1000-4-2 contact discharge shocks, without latchup. These parts contain one driver and one receiver.
■ LOW QUIESCENT CURRENT: 300µA
■ DESIGNED FOR RS-485 INTERFACE APPLICATIONS
■ -7V TO 12V COMMON MODE INPUT VOLTAGE RANGE
■ DRIVER MAINTAINS HIGH IMPEDANCE IN 3-STATE OR WITH THE POWER OFF
■ 70mV TYPICAL INPUT HYSTERESIS
■ 30ns PROPAGATION DELAYS, 5ns SKEW
■ OPERATE FROM A SINGLE 5V SUPPLY
■ CURRENT LIMITING AND THERMAL SHUTDOWN FOR DRIVER OVERLOAD PROTECTION
■ ESD PROTECTION:
±15KV H.B.M.
±8KV IEC-1000-4-2 CONTACT DISCHARGE
■ ALLOWS UP TO 256 TRANSCEIVERS ON THE BUS