ADM4850 PDF Datasheet
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Description
This is Half-Duplex and Full-Duplex RS-485/RS-422 Transceivers. 5 V, Slew-Rate Limited, Half-Duplex and Full-Duplex RS-485, RS-422 Transceivers
ADM4850, ADM4851, ADM4852, ADM4853, ADM4854, ADM4855, ADM4856, ADM4857
FEATURES
EIA RS-485-, RS-422-compliant Data rate options ADM4850, ADM4854: 115 kbps ADM4851, ADM4855: 500 kbps ADM4852, ADM4856: 2.5 Mbps ADM4853, ADM4857: 10 Mbps Half- and full-duplex options Reduced slew rates for low EMI True fail-safe receiver inputs 5 μA (maximum) supply current in shutdown mode Up to 256 transceivers on one bus Outputs high-Z when disabled or powered off 7 V to +12 V bus common-mode range Thermal shutdown and short-circuit protection Pin-compatible with the MAX308x Specified over the 40°C to +85°C temperature range Available in 8-lead SOIC, LFCSP, and MSOP packages Qualified for automotive applications
FUNCTIONAL BLOCK DIAGRAMS
VCC
ADM4850, ADM4851, ADM4852, ADM4853
RO RE DE DI D
04931-001
R A B
GND
Figure 1.
VCC
ADM4854, ADM4855, ADM4856, ADM4857
A RO R B Z DI D Y
04931-028
APPLICATIONS
Low power RS-48.