ADM3491AR-REEL7

3.3 V摆率限制，半双工和全双工， RS - 485 / RS -422收发器 3.3 V Slew Rate Limited, Half- and Full-Duplex, RS-485/RS-422 Transceivers

GENERAL DESCRIPTION

The ADM3483/ADM3485/ADM3488/ADM3490/ADM3491 are low power, differential line transceivers designed to operate using a single 3.3 V power supply. Low power consumption, coupled with a shutdown mode, makes the ADM3483/ADM3485/ADM3488/ADM3490/ADM3491 ideal for power-sensitive applications.

FEATURES

Operate with 3.3 V supply

Interoperable with 5 V logic

EIA RS-422 and RS-485 compliant over full

common-mode range

Data rate options

  ADM3483/ADM3488: 250 kbps

  ADM3485/ADM3490/ADM3491: 10 Mbps

Half- and full-duplex options

Reduced slew rates for low EMI ADM3483 and ADM3488

2 nA supply current in shutdown mode ADM3483/ADM3485/ADM3491

Up to 32 transceivers on the bus

−7 V to +12 V bus common-mode range

Specified over the –40°C to +85°C temperature range

8 ns skew ADM3485/ADM3490/ADM3491

8-lead SOIC and 14-lead SOIC ADM3491 only packages

APPLICATIONS

Low power RS-485/RS-422 applications

Telecom

Industrial process control

HVAC