# HIN232EIBNZ

**RENESAS** · Pre-ordered Chips · SOIC-16

HIN232EIBNZ from RENESAS, in a SOIC-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 | External charge-pump capacitor C1 positive terminal connects here (0.1µF or 1µF). |
| 2 | V+ | power_out | Internally generated positive supply (+10V nominal) from the voltage doubler, with a reservoir capacitor to ground. |
| 3 | C1- | passive | External charge-pump capacitor C1 negative terminal connects here. |
| 4 | C2+ | passive | External charge-pump capacitor C2 positive terminal connects here. |
| 5 | C2- | passive | External charge-pump capacitor C2 negative terminal connects here. |
| 6 | V- | power_out | Internally generated negative supply (-10V nominal) from the voltage inverter, with a reservoir capacitor to ground. |
| 7 | T2OUT | output | Transmitter 2 output at RS-232 levels (nominally ±10V), short-circuit protected. |
| 8 | R2IN | input | Receiver 2 input accepting RS-232 levels up to ±30V, with an internal 5k pull-down to GND. |
| 9 | R2OUT | output | Receiver 2 output at TTL/CMOS levels. |
| 10 | T2IN | input | Transmitter 2 input accepting TTL/CMOS levels, with an internal 400k pull-up to VCC. |
| 11 | T1IN | input | Transmitter 1 input accepting TTL/CMOS levels, with an internal 400k pull-up to VCC. |
| 12 | R1OUT | output | Receiver 1 output at TTL/CMOS levels. |
| 13 | R1IN | input | Receiver 1 input accepting RS-232 levels up to ±30V, with an internal 5k pull-down to GND. |
| 14 | T1OUT | output | Transmitter 1 output at RS-232 levels (nominally ±10V), short-circuit protected. |
| 15 | GND | power_in | Ground lead, connect to 0V. |
| 16 | VCC | power_in | Power supply input, 5V ±10%. |

## Key specifications

| Parameter | Value |
|---|---|
| Manufacturer | RENESAS |
| Package | SOIC-16 |
| Category | Interface ICs |
| 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 |
|---|---|---|---|---|---|---|---|
| Power Supply Current (HIN232) | ICC |  | 5 | 10 | mA | No Load, TA = +25°C | 9 |
| Input Logic Low | VIL |  |  | 0.8 | V | TIN | 9 |
| Input Logic High | VIH | 2 |  |  | V | TIN | 9 |
| Transmitter Input Pull-up Current | IP |  | 15 | 200 | µA | TIN = 0V | 9 |
| Receiver Output Voltage Low | VOL |  | 0.1 | 0.4 | V | IOUT = 1.6mA | 9 |
| Receiver Output Voltage High | VOH | 3.5 | 4.6 |  | V | IOUT = -1.0mA | 9 |
| RS-232 Input Voltage Range | VIN | -30 |  | 30 | V |  | 9 |
| Receiver Input Impedance | RIN | 3 | 5 | 7 | kΩ | VIN = ±3V | 9 |
| Receiver Input Low Threshold | VIN (H-L) | 0.8 | 1.2 |  | V | VCC = 5V, TA = +25°C | 9 |
| Receiver Input High Threshold | VIN (L-H) |  | 1.7 | 2.4 | V | VCC = 5V, TA = +25°C | 9 |
| Receiver Input Hysteresis | VHYST | 0.2 | 0.5 | 1 | V |  | 9 |
| Baud Rate (1 Transmitter Switching) |  | 120 |  |  | kbps | RL = 3k | 10 |
| Instantaneous Slew Rate | SR |  |  | 30 | V/µs | CL = 10pF, RL = 3k, TA = +25°C (Note 4) | 10 |
| Output Voltage Swing | TOUT | -5 | -9 | -10 | V | Transmitter Outputs, 3k to Ground; printed as ±5 / ±9 / ±10 | 10 |
| Output Resistance | TOUT | 300 |  |  | Ω | VCC = V+ = V- = 0V, VOUT = 2V | 10 |
| Propagation Delay | tPD |  | 0.5 |  | µs | RS-232 to TTL | 10 |
| Transition Region Slew Rate | SRT |  | 3 |  | V/µs | RL = 3k, CL = 2500pF Measured from +3V to -3V or -3V to +3V, 1 Transmitter Switching | 10 |
| RS-232 Output Short Circuit Current | ISC |  | 10 |  | mA | TOUT shorted to GND; printed as ±10 | 10 |
| Operating Temperature Range (HIN2xxIx) |  | -40 |  | 85 | °C |  | 9 |
| VCC to Ground | VCC | -0.3 |  | 6 | V | (GND -0.3V) < VCC < 6V | 9 |
| V- to Ground | V- | -12 |  | 0.3 | V | -12V < V- < (GND +0.3V) | 9 |
| V+ to V- |  |  |  | 24 | V |  | 9 |
| Receiver Input Voltage | RIN |  |  | 30 | V |  | 9 |
| Maximum Junction Temperature (Plastic Package) |  |  |  | 150 | °C |  | 9 |
| Storage Temperature Range |  | -65 |  | 150 | °C |  | 9 |
| Thermal Resistance, 16 Ld SOIC | θ |  | 100 |  | °C/W | Typical, Note 3 | 9 |
| Shutdown Supply Current | ICC(SD) |  | 1 | 10 | µA | TA = +25°C; applies to shutdown-capable parts, not HIN232 | 9 |

## Materials and finish

As the datasheet states them (page.json `metadata.appearance`; the 3D model's colours follow it).

| Part | Material | Colour / plating | Datasheet says | Page |
|---|---|---|---|---|
| contacts |  | tin | C2- External capacitor (- terminal) is connected to this lead. TIN Transmitter Inputs. These leads accept TTL/CMOS levels. An internal 400kpull-up resistor to VCC is connected to each lead. | 2 |

## CAD (KiCad official)

- Symbol: `HIN232EIBNZ`
- Footprint: `Package_SO:SOIC-16_3.9x9.9mm_P1.27mm`
- 3D model: SOIC-16 (KiCad packages3D, STEP)
- 3D model files: `hin232eibnz-etched.step` / `hin232eibnz-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `hin232eibnz.step` / `hin232eibnz.glb` are the bare package body.

## Provenance

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

- **Datasheet:** [RENESAS datasheet](docs/hin232eibnz-datasheet.pdf) (22 pp, sha256 `d4773763df765fad`, retrieved 2026-10-31, tier: lcsc)
- **Extractor:** parts-factory `2.0.0` / `extract_pins 0.3`, primary `claude-sonnet-5-5` (text), consensus `claude-sonnet-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/hin232eibnz-datasheet.pdf)