# LM361M

**Texas Instruments** · Comparators · SOIC-14

LM361M from Texas Instruments, in a SOIC-14. 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 | V+ | power_in | Positive supply pin, operating range 5V to 15V (absolute maximum +16V). |
| 2 | NC | unconnected | No connection. |
| 3 | INPUT 1 | input | Differential comparator input 1; differential input voltage limited to ±5V and common mode to ±6V. |
| 4 | INPUT 2 | input | Differential comparator input 2; differential input voltage limited to ±5V and common mode to ±6V. |
| 5 | NC | unconnected | No connection. |
| 6 | V- | power_in | Negative supply pin, operating range -6V to -15V (absolute maximum -16V). |
| 7 | NC | unconnected | No connection. |
| 8 | STROBE 2 | input | Independent strobe input for output 2; TTL levels (0.8V max low, 2V min high), output is low when current is drawn from the strobe pin. |
| 9 | OUTPUT 2 | output | Complementary TTL output 2 with logic 0 below 0.4V at 6.4 mA sink and logic 1 of at least 2.4V at -0.5 mA source. |
| 10 | GND | power_in | Ground reference for the TTL output and gate supply. |
| 11 | OUTPUT 1 | output | Complementary TTL output 1 with logic 0 below 0.4V at 6.4 mA sink and logic 1 of at least 2.4V at -0.5 mA source. |
| 12 | NC | unconnected | No connection. |
| 13 | STROBE 1 | input | Independent strobe input for output 1; TTL levels (0.8V max low, 2V min high), output is low when current is drawn from the strobe pin. |
| 14 | VCC | power_in | Gate (TTL) supply, 4.75V to 5.25V for LM361 (absolute maximum +7V). |

## Key specifications

| Parameter | Value |
|---|---|
| Manufacturer | Texas Instruments |
| Package | SOIC-14 |
| Category | Amplifiers |
| Pins | 14 |

## Electrical characteristics

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

| Parameter | Symbol | Min | Typ | Max | Unit | Conditions | Page |
|---|---|---|---|---|---|---|---|
| Input Offset Voltage | VIO |  | 1 | 5 | mV |  | 3 |
| Logical "1" Output Voltage | VOH | 2.4 | 3.3 |  | V | VCC=4.75V, ISOURCE=−0.5 mA | 3 |
| Logical "0" Output Voltage | VOL |  |  | 0.4 | V | VCC=4.75V, ISINK=6.4 mA | 3 |
| Strobe Input "1" Voltage | VSTROBE_IH | 2 |  |  | V | VCC=4.75V | 3 |
| Strobe Input "0" Voltage | VSTROBE_IL |  |  | 0.8 | V | VCC=4.75V | 3 |
| Supply Current I+ | I+ |  |  | 5 | mA | V+=10V, V−=−10V, VCC=5.25V, 0°C≤TA≤70°C | 3 |
| Supply Current I− | I− |  |  | 10 | mA | V+=10V, V−=−10V, VCC=5.25V, 0°C≤TA≤70°C | 3 |
| Supply Current ICC | ICC |  |  | 20 | mA | V+=10V, V−=−10V, VCC=5.25V, 0°C≤TA≤70°C | 3 |
| Propagation Delay Time (tpd(0)) | tpd(0) |  | 14 | 20 | ns | TA=25°C | 3 |
| Propagation Delay Time (tpd(1)) | tpd(1) |  | 14 | 20 | ns | TA=25°C | 3 |
| Delay Between Output A and B |  |  | 2 | 5 | ns | TA=25°C | 3 |
| Positive Supply Voltage (absolute maximum) | V+ |  |  | 16 | V |  | 2 |
| Negative Supply Voltage (absolute maximum) | V− | -16 |  |  | V |  | 2 |
| Gate Supply Voltage (absolute maximum) | VCC |  |  | 7 | V |  | 2 |
| Output Voltage (absolute maximum) | VOUT |  |  | 7 | V |  | 2 |
| Differential Input Voltage (absolute maximum) | VID | -5 |  | 5 | V |  | 2 |
| Input Common Mode Voltage (absolute maximum) | VICM | -6 |  | 6 | V |  | 2 |
| Power Dissipation (absolute maximum) | PD |  |  | 600 | mW |  | 2 |
| Storage Temperature Range | TSTG | -65 |  | 150 | °C |  | 2 |
| Lead Temperature (soldering) |  |  |  | 260 | °C | 10 seconds | 2 |
| SOIC Vapor Phase Soldering |  |  |  | 215 | °C | 60 seconds | 2 |
| SOIC Infrared Soldering |  |  |  | 220 | °C | 15 seconds | 2 |
| Supply Voltage V+ (LM361) | V+ | 5 |  | 15 | V |  | 2 |
| Supply Voltage V− (LM361) | V− | -6 |  | -15 | V |  | 2 |
| Supply Voltage VCC (LM361) | VCC | 4.75 | 5 | 5.25 | V |  | 2 |
| Operating Temperature Range (LM361) | TA | 0 |  | 70 | °C |  | 2 |

## CAD (KiCad official)

- Symbol: `LM361M`
- Footprint: `Package_SO:SOIC-14_3.9x8.7mm_P1.27mm`
- 3D model: SOIC-14 (KiCad packages3D, STEP)
- 3D model files: `lm361m-etched.step` / `lm361m-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `lm361m.step` / `lm361m.glb` are the bare package body.

## Provenance

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

- **Datasheet:** [Texas Instruments datasheet](https://www.ti.com/lit/ds/symlink/lm361m.pdf) (20 pp, sha256 `4f6d8b0d0c19d2d7`, retrieved 2026-10-31, tier: manufacturer)
- **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/lm361m-datasheet.pdf)