DS34C86M

@@ -0,0 +1,59 @@+# DS34C86M++**HGSEMI** · RS-485 / RS-422 ICs · SOP-16++DS34C86M from HGSEMI, in a SOP-16. Pinout and pin descriptions extracted from the manufacturer datasheet by ds2sf; symbol, footprint, and 3D from KiCad-official CAD.++## Pinout++| Pin | Name | Type | Function |+|---|---|---|---|+| 1 | IN_A- | input | Receiver A inverting differential input. Part of the balanced RS-422/RS-423 pair for channel A; ±0.2 V sensitivity over ±7 V common mode. |+| 2 | IN_A+ | input | Receiver A non-inverting differential input. Part of the balanced RS-422/RS-423 pair for channel A. |+| 3 | OUT_A | tri_state | Receiver A TRI-STATE CMOS output. Sources/sinks 6 mA; enabled by TRI-STATE CONTROL A/C (pin 4). |+| 4 | EN_AC | input | TRI-STATE CONTROL A/C enable input. Independently enables the output buffers of receivers A and C. VIH = 2.0 V min, VIL = 0.8 V max; input rise/fall time ≤ 500 ns. |+| 5 | OUT_C | tri_state | Receiver C TRI-STATE CMOS output. Sources/sinks 6 mA; enabled by TRI-STATE CONTROL A/C (pin 4). |+| 6 | IN_C+ | input | Receiver C non-inverting differential input. Balanced RS-422/RS-423 pair for channel C. |+| 7 | IN_C- | input | Receiver C inverting differential input. Balanced RS-422/RS-423 pair for channel C. |+| 8 | GND | power_in | Ground reference for the device (0 V). |+| 9 | IN_D- | input | Receiver D inverting differential input. Balanced RS-422/RS-423 pair for channel D. |+| 10 | IN_D+ | input | Receiver D non-inverting differential input. Balanced RS-422/RS-423 pair for channel D. |+| 11 | OUT_D | tri_state | Receiver D TRI-STATE CMOS output. Sources/sinks 6 mA; enabled by TRI-STATE CONTROL B/D (pin 12). |+| 12 | EN_BD | input | TRI-STATE CONTROL B/D enable input. Independently enables the output buffers of receivers B and D. VIH = 2.0 V min, VIL = 0.8 V max; input rise/fall time ≤ 500 ns. |+| 13 | OUT_B | tri_state | Receiver B TRI-STATE CMOS output. Sources/sinks 6 mA; enabled by TRI-STATE CONTROL B/D (pin 12). |+| 14 | IN_B+ | input | Receiver B non-inverting differential input. Balanced RS-422/RS-423 pair for channel B. |+| 15 | IN_B- | input | Receiver B inverting differential input. Balanced RS-422/RS-423 pair for channel B. |+| 16 | VCC | power_in | Positive supply input. Operating range 4.75 V to 5.25 V (5 V nominal); ICC ≈ 12 mA typical. |++## Key specifications++| Parameter | Value |+|---|---|+| Manufacturer | HGSEMI |+| Package | SOP-16 |+| Category | Interface |+| Pins | 16 |++## Ordering variants++Same part, different packaging or reel option.++- `DS34C86MM/TR`+- `DS34C86MN`+- `DS34C86MMT/TR`++## CAD (KiCad official)++- Symbol: `DS34C86M`+- Footprint: `Package_SO:SOIC-16_3.9x9.9mm_P1.27mm`+- 3D model: SOP-16 (KiCad packages3D, STEP)++## Provenance++Data extracted from the manufacturer datasheet, not a distributor listing:++- **Datasheet:** [HGSEMI datasheet](docs/ds34c86m-datasheet.pdf) (8 pp, sha256 `d4babb4ce8ad392f`, 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/ds34c86m-datasheet.pdf)

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