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LINEAR TECHNOLOGY LTC487CN#PBF Line RS422/RS485, 4-drivers, 4.75V-5.25V Supply, DIP-16

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LTC4221 - Dual Hot Swap Controller/Power Sequencer with Dual Speed, Dual Level Fault Protection; Package: SSOP; Pins: 16; Temperature Range: -40°C to 85°C
LTC4253/LTC4253A - -48V Hot Swap Controller with Sequencer; Package: SSOP; Pins: 16; Temperature Range: -40°C to 85°C