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Union Semiconductor
Browse and compare Union Semiconductor part pricing, inventory, datasheets, and other specs. Our selection of Union Semiconductor parts includes Integrated Circuits (ICs), Power Management ICs, and more. View our listings to find the best offer for your next project.
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Results: 385
Authorized Distributors
Non-Authorized Stocking Distributors
3.3V-Powered, ±15kV ESD-Protected, andSlew-Rate-Limited True RS-485 Transceivers
| Distributor | SKU | Min | Pkg | Bulk Pricing | Updated | ||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| UnikeyIC | UM3483EESA | 2,893 | 1 | Tape & Reel | USD | 2d | |||||||
| Arrow Electronics | UM3483EESA | 1,300 | 166 | USD | |||||||||
| DigiKey Marketplace | 3351-UM3483EESATR-ND | 59,000 | 2 | USD | |||||||||
| Weyland Electronics Group Pte. Ltd. | UM3483EESA | 33,100 | 1 | Tape & Reel | USD | 2d | |||||||
| Win Source | WS-UM3483EESA | 33,100 | 110 | USD | 1h |
High ESD-Protected, Fail-safe, Single Supply RS-232 Transceivers
| Distributor | SKU | Min | Pkg | Bulk Pricing | Updated | ||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| UnikeyIC | UM232EESE | 1,674 | 1 | Tape & Reel | USD | 2d | |||||||
| DigiKey Marketplace | 3351-UM232EESETR-ND | 47,978 | 2 | USD | |||||||||
| Arrow Electronics | UM232EESE | 0 | 50 | USD | |||||||||
| Win Source | WS-UM232EESE | 45,450 | 145 | USD | 1h | ||||||||
| Hi-Tech Circuit Group Ltd. | UM232EESE | 50,000 | USD | 1d |
Converter/Level Shifter
| Distributor | SKU | Min | Pkg | Bulk Pricing | Updated | ||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| UnikeyIC | UM3202V | 2,727 | 1 | Tape & Reel | USD | 2d | |||||||
| DigiKey Marketplace | 3351-UM3202VTR-ND | 12,000 | 2 | USD | |||||||||
| Arrow Electronics | UM3202V | 0 | 3K | USD | |||||||||
| Win Source | WS-UM3202V | 470,675 | 120 | USD | 1h | ||||||||
| Hi-Tech Circuit Group Ltd. | UM3202V | 12,000 | USD | 1d |
Processor Supervisor 2.63V 1 Active Low/Open Drain 4-Pin SOT-143 T/R
| Distributor | SKU | Min | Pkg | Bulk Pricing | Updated | ||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| UnikeyIC | UM805RE | 4,895 | 5 | Tape & Reel | USD | 2d | |||||||
| Arrow Electronics | UM805RE | 1 | 1 | USD | |||||||||
| DigiKey Marketplace | 3351-UM805RETR-ND | 392,766 | 2 | USD | |||||||||
| Win Source | WS-UM805RE | 86,555 | 410 | USD | 1h | ||||||||
| Bettlink | UM805RE | 37,000 | USD | 3d |
Fail-Safe, Single Supply RS-232 Transceivers
| Distributor | SKU | Min | Pkg | Bulk Pricing | Updated | ||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| UnikeyIC | UM3221EEAE | 9,800 | 1 | Tape & Reel | USD | 2d | |||||||
| DigiKey Marketplace | 3351-UM3221EEAETR-ND | 6,898 | 2 | USD | |||||||||
| Win Source | WS-UM3221EEAE | 4,000 | 85 | USD | 1h | ||||||||
| Hi-Tech Circuit Group Ltd. | UM3221EEAE | 10,000 | USD | 1d | |||||||||
| Bettlink | UM3221EEAE | 10,000 | USD | 3d |
+3.3V Low Power, ±15kV ESD-Protected, Fail-Safe, RS-422 Transceivers in SOP14/DIP14
| Distributor | SKU | Min | Pkg | Bulk Pricing | Updated | ||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| UnikeyIC | UM3491EESE | 2,272 | 1 | Tape & Reel | USD | 2d | |||||||
| DigiKey Marketplace | 3351-UM3491EESETR-ND | 39,112 | 2 | USD | |||||||||
| Weyland Electronics Group Pte. Ltd. | UM3491EESE | 22,500 | 1 | Tape & Reel | USD | 2d | |||||||
| Win Source | WS-UM3491EESE | 72,498 | 60 | USD | 1h | ||||||||
| Hi-Tech Circuit Group Ltd. | UM3491EESE | 5,000 | USD | 1d |
FULL DUPLEX RS422 / 1/1 Transceiver Full RS422 8-SOP
| Distributor | SKU | Min | Pkg | Bulk Pricing | Updated | ||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| UnikeyIC | UM3488EESA | 2,605 | 1 | Tape & Reel | USD | 2d | |||||||
| DigiKey Marketplace | 3351-UM3488EESATR-ND | 19,904 | 2 | USD | |||||||||
| Win Source | WS-UM3488EESA | 3,396 | 50 | USD | 1h | ||||||||
| Hi-Tech Circuit Group Ltd. | UM3488EESA | 21,000 | USD | 1d | |||||||||
| Bettlink | UM3488EESA | 18,000 | USD | 3d |
3.3V-Powered, ±15kV ESD-Protected, andSlew-Rate-Limited True RS-485 Transceivers
| Distributor | SKU | Min | Pkg | Bulk Pricing | Updated | ||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| UnikeyIC | UM3486EESA | 3,000 | 1 | Tape & Reel | USD | 2d | |||||||
| DigiKey Marketplace | 3351-UM3486EESATR-ND | 7,350 | 2 | USD | |||||||||
| Win Source | WS-UM3486EESA | 2,538 | 75 | USD | 1h | ||||||||
| Hi-Tech Circuit Group Ltd. | UM3486EESA | 9,000 | USD | 1d | |||||||||
| Anlinkda | UM3486EESA | 32,593 | USD | 2d |
3 DRIVER/5 RECEIVER RS 232 / 3/5 Transceiver Full RS232 28-SSOP
| Distributor | SKU | Min | Pkg | Bulk Pricing | Updated | ||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| UnikeyIC | UM3243EEASR | 1,528 | 1 | Tape & Reel | USD | 2d | |||||||
| DigiKey Marketplace | 3351-UM3243EEASRTR-ND | 6,100 | 2 | USD | |||||||||
| Win Source | WS-UM3243EEASR | 2,000 | 55 | USD | 1h | ||||||||
| Hi-Tech Circuit Group Ltd. | UM3243EEASR | 6,100 | USD | 1d | |||||||||
| Anlinkda | UM3243EEASR | 40,820 | USD | 2d |
3 DRIVER/5 RECEIVER RS 232 / 3/5 Transceiver Full RS232 28-TSSOP
| Distributor | SKU | Min | Pkg | Bulk Pricing | Updated | ||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| UnikeyIC | UM3243EEUS | 2,980 | 1 | Tape & Reel | USD | 2d | |||||||
| DigiKey Marketplace | 3351-UM3243EEUSTR-ND | 5,900 | 2 | USD | |||||||||
| Win Source | WS-UM3243EEUS | 24,000 | 55 | USD | 1h | ||||||||
| Hi-Tech Circuit Group Ltd. | UM3243EEUS | 5,900 | USD | 1d | |||||||||
| SHENGYU ELECTRONICS | UM3243EEUS | 9,951 | 1 | USD | 6d |