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Union Semiconductor

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Analog Switches/Multiplexers (1)

DC DC Converters (1)

RS-232 Transceivers (1)

USB/DVI/HDMI Connectors (1)

LED Drivers (2)

EMI/RFI Filters (4)

LIN Bus Transceivers (4)

Tool Accessories (10)

Level Translators (12)

LDO Regulators (13)

Power Monitors (16)

Other Interface ICs (22)

Power Management ICs (PMICs) (34)

Featured Products

UM3670A Union Semiconductor

UM3670A

UM3486EESA Union Semiconductor

UM3486EESA

Single Transmitter/Receiver RS-485 8-Pin SO

UM3085EESA Union Semiconductor

UM3085EESA

Differential，EIA/TIA-485，RS-485 4.75V 5.25V 500Kbps SOP-8 Bracket mounting，SMD mount 1.75mm(height)

UM232EESE Union Semiconductor

UM232EESE

Dual Transmitter/Receiver RS-232 16-Pin SO N

UM3221EEUE Union Semiconductor

UM3221EEUE

Fail-Safe, Single Supply RS-232 Transceivers

UM3232EEAE Union Semiconductor

UM3232EEAE

Fail-Safe, Single Supply RS-232 Transceivers