Datasheet Linear Technology LTC2850HDD#PBF — 数据表

LTC2850/LTC2851/LTC2852
3.3V 20Mbps RS485/RS422
Transceivers
FEATURES DESCRIPTION n n n The LTCВ®2850, LTC2851 and LTC2852 are low power,
20Mbps RS485/RS422 transceivers operating on 3.3V
supplies. The receiver has a one-eighth unit load supporting
up to 256 nodes per bus (C-, I-grade), and a failsafe feature
that guarantees a high output state under conditions of
floating or shorted inputs. n 3.3V Supply Voltage
20Mbps Maximum Data Rate
No Damage or Latchup Up to В±15kV HBM
High Input Impedance Supports 256 Nodes
(C-, I‑Grade)
Operation Up to 125В°C (H-Grade)
Guaranteed Failsafe Receiver Operation Over the
Entire Common Mode Range
Current Limited Drivers and Thermal Shutdown
Delayed Micropower Shutdown: 5ВµA Maximum
(C-, I-Grade)
Power Up/Down Glitch-Free Driver Outputs
Low Operating Current: 370ВµA Typical in
Receive Mode
Compatible with TIA/EIA-485-A Specifications …