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SP3232EEY-L
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MaxLinear RS232 ICs, TSSOP-16. Pinout extracted from the datasheet, KiCad symbol/footprint/3D.
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README.mdadded+69@@ -0,0 +1,69 @@+# SP3232EEY-L++**MaxLinear** · RS232 ICs · TSSOP-16++SP3232EEY-L from MaxLinear, in a TSSOP-16. Pinout and pin descriptions extracted from the datasheet (via LCSC) by ds2sf; symbol, footprint, and 3D from KiCad-official CAD.++## Pinout++| Pin | Name | Type | Function |+|---|---|---|---|+| 1 | C1+ | passive | Positive terminal of the voltage-doubler charge-pump flying capacitor (0.1uF typ to C1-). |+| 2 | V+ | power_out | +5.5V charge-pump output rail. Bypass to GND (or VCC) with a 0.1uF capacitor. |+| 3 | C1- | passive | Negative terminal of the voltage-doubler charge-pump flying capacitor. |+| 4 | C2+ | passive | Positive terminal of the inverting charge-pump flying capacitor (0.1uF typ to C2-). |+| 5 | C2- | passive | Negative terminal of the inverting charge-pump flying capacitor. |+| 6 | V- | power_out | -5.5V charge-pump output rail. Bypass to GND (or VCC) with a 0.1uF capacitor. |+| 7 | T2OUT | output | RS-232 driver #2 output (typ +/-5.4V swing into 3kOhm load). Short-circuit protected (+/-60mA). |+| 8 | R2IN | input | RS-232 receiver #2 input. Accepts +/-15V (abs max +/-25V) with typical 5kOhm input resistance and hysteresis of ~0.3V. |+| 9 | R2OUT | output | TTL/CMOS receiver #2 output (rail-to-rail on VCC). |+| 10 | T2IN | input | TTL/CMOS driver #2 input. Logic thresholds: VIL <= 0.8V, VIH >= 2.0V (VCC=3.3V) or 2.4V (VCC=5.0V). |+| 11 | T1IN | input | TTL/CMOS driver #1 input. Logic thresholds: VIL <= 0.8V, VIH >= 2.0V (VCC=3.3V) or 2.4V (VCC=5.0V). |+| 12 | R1OUT | output | TTL/CMOS receiver #1 output (rail-to-rail on VCC). |+| 13 | R1IN | input | RS-232 receiver #1 input. Accepts +/-15V (abs max +/-25V) with typical 5kOhm input resistance and hysteresis of ~0.3V. |+| 14 | T1OUT | output | RS-232 driver #1 output (typ +/-5.4V swing into 3kOhm load). Short-circuit protected (+/-60mA). |+| 15 | GND | power_in | Device ground reference. |+| 16 | VCC | power_in | Positive supply, 3.0V to 5.5V. Bypass to GND with a 0.1uF capacitor. Typ ICC = 0.3mA (no load, VCC=3.3V). |++## Key specifications++| Parameter | Value |+|---|---|+| Manufacturer | MaxLinear |+| Package | TSSOP-16 |+| Category | Interface |+| Pins | 16 |++## Ordering variants++- `SP3232EEY-L`+- `SP3232EEY-L/TR`+- `SP3232EEY-LSP3232ECY-L`+- `SP3232EEY-LSP3232ECY-L/TR`+- `SP3232EEY-LSP3232ECA-L`+- `SP3232EEY-LSP3232ECA-L/TR`+- `SP3232EEY-LSP3232EEA-L`+- `SP3232EEY-LSP3232EEA-L/TR`+- `SP3232EEY-LSP3232ECN-L`+- `SP3232EEY-LSP3232ECN-L/TR`+- `SP3232EEY-LSP3232EEN-L`+- `SP3232EEY-LSP3232EEN-L/TR`+- `SP3232EEY-LSP3232ECT-L/TR`+- `SP3232EEY-LSP3232EET-L`+- `SP3232EEY-LSP3232EET-L/TR`++## CAD (KiCad official)++- Symbol: `SP3232EEY-L`+- Footprint: `Package_SO:TSSOP-16_4.4x5mm_P0.65mm`+- 3D model: TSSOP-16 (KiCad packages3D, STEP)++## Provenance++Data extracted from the manufacturer datasheet, not a distributor listing:++- **Datasheet:** [MaxLinear datasheet](https://datasheet.lcsc.com/datasheet/pdf/7926e2155f4694c0ed5e2b72d2f8c464.pdf) (21 pp, sha256 `657cf6a156b351de`, retrieved 2026-08-17, tier: lcsc)+- **Extractor:** `ds2sf` (Claude). Every pin and dimension is cited to a datasheet page; it refuses to fabricate.+- **CAD:** KiCad official libraries (CC-BY-SA 4.0).++[Datasheet PDF](docs/sp3232eey-l-datasheet.pdf)
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