# MAX3093M

**HGSEMI** · RS-485 / RS-422 ICs · SOP-16

MAX3093M from HGSEMI, 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 | IN A1 | input | Inverting (-) differential input of receiver A, with ±0.2V sensitivity over the ±7V common-mode range. |
| 2 | IN A2 | input | Non-inverting (+) differential input of receiver A, with ±0.2V sensitivity over the ±7V common-mode range. |
| 3 | OUTPUT A | tri_state | TRI-STATE output of receiver A with 6 mA source and sink capability. |
| 4 | TRI-STATE CONTROL A/C | input | Enable input controlling the TRI-STATE outputs of receivers A and C, with VIH min 2.0 V and VIL max 0.8 V. |
| 5 | OUTPUT C | tri_state | TRI-STATE output of receiver C with 6 mA source and sink capability. |
| 6 | IN C2 | input | Non-inverting (+) differential input of receiver C, with ±0.2V sensitivity over the ±7V common-mode range. |
| 7 | IN C1 | input | Inverting (-) differential input of receiver C, with ±0.2V sensitivity over the ±7V common-mode range. |
| 8 | GND | power_in | Ground reference for all voltages. |
| 9 | IN D1 | input | Inverting (-) differential input of receiver D, with ±0.2V sensitivity over the ±7V common-mode range. |
| 10 | IN D2 | input | Non-inverting (+) differential input of receiver D, with ±0.2V sensitivity over the ±7V common-mode range. |
| 11 | OUTPUT D | tri_state | TRI-STATE output of receiver D with 6 mA source and sink capability. |
| 12 | TRI-STATE CONTROL B/D | input | Enable input controlling the TRI-STATE outputs of receivers B and D, with VIH min 2.0 V and VIL max 0.8 V. |
| 13 | OUTPUT B | tri_state | TRI-STATE output of receiver B with 6 mA source and sink capability. |
| 14 | IN B2 | input | Non-inverting (+) differential input of receiver B, with ±0.2V sensitivity over the ±7V common-mode range. |
| 15 | IN B1 | input | Inverting (-) differential input of receiver B, with ±0.2V sensitivity over the ±7V common-mode range. |
| 16 | VCC | power_in | Positive supply, 4.75 V to 5.25 V operating, 7 V absolute maximum. |

## Key specifications

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

## Electrical characteristics

Limits as printed in the datasheet (page.json `metadata.characteristics` carries them as data).

| Parameter | Symbol | Min | Typ | Max | Unit | Conditions | Page |
|---|---|---|---|---|---|---|---|
| Supply Voltage (Vcc) | Vcc |  |  | 7 | V |  | 3 |
| Common Mode Range | VCM | -14 |  | 14 | V |  | 3 |
| Differential Input Voltage | VDIFF | -14 |  | 14 | V |  | 3 |
| Enable Input Voltage | VIN |  |  | 7 | V |  | 3 |
| Storage Temperature Range | TSTG | -65 |  | 150 | °C |  | 3 |
| Lead Temperature (Soldering 10 sec) |  |  |  | 260 | °C | Soldering 10 sec | 3 |
| Current Per Output |  | -25 |  | 25 | mA |  | 3 |
| Supply Voltage (Vcc) | Vcc | 4.75 |  | 5.25 | V |  | 3 |
| Operating Temperature Range (TA) | TA | -40 |  | 85 | °C |  | 3 |
| Enable Input Rise or Fall Times |  |  |  | 500 | ns |  | 3 |
| Minimum Differential Input Voltage | VTH | -0.2 |  | 0.2 | V | VOUT = VOH or VOL; -7V < VCM < +7V | 3 |
| Input Current (Under Test) | IIN |  |  | 1.1 | mA | VIN = +10V, Other Input GND | 3 |
| Input Current (Under Test) | IIN | -1.6 |  |  | mA | VIN = -10V, Other Input = GND | 3 |
| Minimum High Level Output Voltage | VOH | 3.84 | 4.2 |  | V | VCC=Min, V(DIFF)=+1V, IOUT=6.0mA | 3 |
| Minimum Enable High Input Level Voltage | VIH | 2 |  |  | V |  | 3 |
| Maximum Enable Low Input Level Voltage | VIL |  |  | 0.8 | V |  | 3 |
| Maximum TRI-STATE Output Leakage Current | IOZ | -5 |  | 5 | µA | VOUT=VCC or GND, TRI-STATE Control=VIL | 3 |
| Maximum Enable Input Current | II | -1 |  | 1 | µA | VIN=VCC or GND | 3 |
| Quiescent Power Supply Current | ICC |  | 12 |  | mA | VCC=Max, V(DIFF)=+1V | 3 |
| Input Hysteresis | VHYST |  | 50 |  | mV |  | 3 |
| Propagation Delay Input to Output | TPLH, TPHL |  | 20 |  | ns | CL=50pF, VDIFF=2.5V | 4 |
| Propagation Delay TRI-STATE Control to Output | TPLZ, TPHZ |  | 12 |  | ns | CL=50pF, RL+1000Ω, VDIFF=2.5v | 4 |
| Propagation Delay TRI-STATE Control to Output | TPZL, TPZH |  | 14 |  | ns | CL=50pF, RL=1000Ω, VDIFF=2.5V | 4 |
| Input Resistance | RIN |  | 10 |  | kΩ | -7V < VCM < +7V, (One Input AC GND) | 3 |

## CAD (KiCad official)

- Symbol: `MAX3093M`
- Footprint: `Package_SO:SOIC-16_3.9x9.9mm_P1.27mm`
- 3D model: SOP-16 (KiCad packages3D, STEP)
- 3D model files: `max3093m-etched.step` / `max3093m-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `max3093m.step` / `max3093m.glb` are the bare package body.

## Provenance

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

- **Datasheet:** [HGSEMI datasheet](docs/max3093m-datasheet.pdf) (8 pp, sha256 `fe6524329b7d3123`, retrieved 2026-10-18, tier: lcsc)
- **Extractor:** parts-factory `2.0.0` / `extract_pins 0.3`, primary `claude-sonnet-5-5` (text+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/max3093m-datasheet.pdf)