# MAX232EDTR

**XBLW** · RS232 ICs · SOP-16

MAX232EDTR from XBLW, in a SOP-16. Pinout and pin descriptions extracted from the manufacturer datasheet (extract_pins, cross-checked by a second model); symbol, footprint, and 3D from KiCad-official CAD.

## Pinout

| Pin | Name | Type | Function |
|---|---|---|---|
| 1 | C1+ | passive | Terminal for positive charge-pump C1 capacitor. |
| 2 | V+ | power_out | Positive voltage generated by the charge-pump. |
| 3 | C1- | passive | Terminal for negative charge-pump C1 capacitor. |
| 4 | C2+ | passive | Terminal for positive charge-pump C2 capacitor. |
| 5 | C2- | passive | Terminal for negative charge-pump C2 capacitor. |
| 6 | V- | power_out | Negative voltage generated by the charge-pump. |
| 7 | T2OUT | output | RS-232 driver output (RS-232 levels). |
| 8 | R2IN | input | RS-232 receiver input (RS-232 levels). |
| 9 | R2OUT | output | RS-232 receiver output (TTL/CMOS levels). |
| 10 | T2IN | input | RS-232 driver input (TTL/CMOS levels). |
| 11 | T1IN | input | RS-232 driver input (TTL/CMOS levels). |
| 12 | R1OUT | output | RS-232 receiver output (TTL/CMOS levels). |
| 13 | R1IN | input | RS-232 receiver input (RS-232 levels). |
| 14 | T1OUT | output | RS-232 driver output (RS-232 levels). |
| 15 | GND | power_in | Ground. |
| 16 | VCC | power_in | Supply voltage input. |

## Key specifications

| Parameter | Value |
|---|---|
| Manufacturer | XBLW |
| Package | SOP-16 |
| Category | Interface |
| Pins | 16 |

## CAD (KiCad official)

- Symbol: `MAX232EDTR`
- Footprint: `Package_SO:SOIC-16_3.9x9.9mm_P1.27mm`
- 3D model: SOP-16 (KiCad packages3D, STEP)
- 3D model files: `max232edtr-etched.step` / `max232edtr-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `max232edtr.step` / `max232edtr.glb` are the bare package body.

## Provenance

Data extracted from the manufacturer datasheet, not a distributor listing:

- **Datasheet:** [XBLW datasheet](https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8590906107873746944) (10 pp, sha256 `04d2c5f53b865b3f`, retrieved 2026-10-19, tier: lcsc)
- **Extractor:** parts-factory `2.0.0` / `extract_pins 0.3`, primary `claude-sonnet-5-5` (vision), consensus `claude-opus-5-5` (agreed), guards: pin_guards 0.1: passed. Pins are checked against the footprint pad set and their cited datasheet pages before publish.
- **CAD:** KiCad official libraries (CC-BY-SA 4.0).

[Datasheet PDF](docs/max232edtr-datasheet.pdf)