ADM3070E/ADM3071E/ADM3072E/ADM3073E/ADM3074E/ADM3075E/ADM3076E/ADM3077E/ADM3078E are Analog Devices 3.3 V, ±15 kV ESD-Protected, Half- and Full-Duplex, RS-485/RS-422 Transceivers that comply with TIA/EIA RS-485/RS-422 standard.
The ADM307xE family are 3.3 V, low‑power RS‑485/RS‑422 transceivers with +15 kV ESD protection. They support half‑ and full‑duplex operation, up to 256 nodes on a bus, and are available in 8‑lead and 14‑lead narrow SOIC packages for industrial temperature ranges.
The document includes functional block diagrams, detailed electrical specifications, timing parameters for each data‑rate variant, absolute maximum ratings, ESD cautions, outline dimensions, and an ordering guide with temperature‑rated part numbers.
| Data rate (ADM3070E/ADM3071E/ADM3072E) | 250 kbps |
|---|---|
| Data rate (ADM3073E/ADM3074E/ADM3075E) | 500 kbps |
| ESD protection | +15 kV on RS‑485 pins |
| Operating temperature range | ‑40 °C to +125 °C |
| Package options | 8‑lead and 14‑lead narrow SOIC |
| Maximum nodes on bus | 256 |
| Supply current (no load) | 0.8 mA |
The ADM3076E supports a maximum data rate of 16 Mbps.
Up to 256 transceivers can be placed on the bus.
They provide +15 kV ESD protection on the RS‑485 input and output pins.
The devices are rated for operation from –40 °C up to +125 °C.