This datasheet includes multiple variants, all published together in a single manufacturer document.
| Part number | UM3232E |
|---|---|
| Datasheet | UM3232E UM3221E Datasheet (PDF) |
| File Size | 340.20 KB |
| Manufacturer | Union Semiconductor |
| Description | Single Supply RS-232 Transceivers |
|
|
The UM3221E/UM3222E/UM3232E series are 3.3V powered RS-232 transceivers intended for portable or hand-held applications. The UM3221E has one driver/one receiver while the UM3222E/UM3232E has two drivers/two receivers.
See all Union Semiconductor datasheets
| Part Number | Description |
|---|---|
| UM3202 | 2-Bit Bidirectional Voltage-Level Translator |
| UM3204 | 4-Bit Bidirectional Voltage-Level Translator |
| UM3208 | 8-Bit Bidirectional Voltage-Level Translator |
| UM3211P | Bidirectional voltage level translator |
| UM3212 | Dual bidirectional I2C-bus and SMBus voltage-level translator |
| UM3221E | Single Supply RS-232 Transceivers |
| UM3222E | Single Supply RS-232 Transceivers |
| UM3243 | Enhanced ESD Protection Smart RS-232 Transceivers |
| UM3257 | Low-Voltage Dual SPDT Analog Switch |
| UM3258 | Low-Voltage Dual SPDT Analog Switch |
