# CD74HC85M96

**Texas Instruments** · Logic ICs · SOP-16

CD74HC85M96 from Texas Instruments, 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 | B3 | input | Most significant bit of 4-bit word B, a comparing input. |
| 2 | (A < B) IN | input | Cascading input for the A less than B result from a preceding stage, used for serial or parallel expansion. |
| 3 | (A = B) IN | input | Cascading input for the A equals B result from a preceding stage, used for serial or parallel expansion. |
| 4 | (A > B) IN | input | Cascading input for the A greater than B result from a preceding stage, used for serial or parallel expansion. |
| 5 | (A > B) OUT | output | Buffered output that goes high when word A is greater than word B. |
| 6 | (A = B) OUT | output | Buffered output that goes high when word A equals word B. |
| 7 | (A < B) OUT | output | Buffered output that goes high when word A is less than word B. |
| 8 | GND | power_in | Ground; continuous current through VCC or GND is limited to ±50 mA. |
| 9 | B0 | input | Least significant bit of 4-bit word B, a comparing input. |
| 10 | A0 | input | Least significant bit of 4-bit word A, a comparing input. |
| 11 | B1 | input | Bit 1 of 4-bit word B, a comparing input. |
| 12 | A1 | input | Bit 1 of 4-bit word A, a comparing input. |
| 13 | A2 | input | Bit 2 of 4-bit word A, a comparing input. |
| 14 | B2 | input | Bit 2 of 4-bit word B, a comparing input. |
| 15 | A3 | input | Most significant bit of 4-bit word A, a comparing input. |
| 16 | VCC | power_in | Supply voltage of 2 V to 6 V for HC types, with a 0.1-µF bypass capacitor recommended close to the pin. |

## Key specifications

| Parameter | Value |
|---|---|
| Manufacturer | Texas Instruments |
| Package | SOP-16 |
| Category | Logic 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 |
|---|---|---|---|---|---|---|---|
| Supply voltage range (HC types) | VCC | 2 |  | 6 | V | HC types | 4 |
| Input or output voltage | VI, VO | 0 |  |  | V | Maximum is VCC | 4 |
| Input rise and fall time |  |  |  | 1000 | ns | VCC = 2 V | 4 |
| Input rise and fall time |  |  |  | 500 | ns | VCC = 4.5 V | 4 |
| Input rise and fall time |  |  |  | 400 | ns | VCC = 6 V | 4 |
| Temperature range | TA | -55 |  | 125 | °C |  | 4 |
| Supply voltage | VCC | -0.5 |  | 7 | V |  | 4 |
| Input diode current | IIK | -20 |  | 20 | mA | For VI < -0.5 V or VI > VCC + 0.5 V | 4 |
| Output diode current | IOK | -20 |  | 20 | mA | For VO < -0.5 V or VO > VCC + 0.5 V | 4 |
| Output source or sink current per output pin | IO | -25 |  | 25 | mA | For VO > -0.5 V or VO < VCC + 0.5 V | 4 |
| Continuous current through VCC or GND | ICC | -50 |  | 50 | mA |  | 4 |
| Junction temperature | TJ |  |  | 150 | °C |  | 4 |
| Storage temperature range | Tstg | -65 |  | 150 | °C |  | 4 |
| Lead temperature |  |  |  | 300 | °C | Soldering 10 s (SOIC - lead tips only) | 4 |
| Junction-to-ambient thermal resistance | RθJA |  | 73 |  | °C/W | D (SOIC) 16-pin package | 4 |
| High level input voltage | VIH | 1.5 |  |  | V | VCC = 2 V | 5 |
| High level input voltage | VIH | 3.15 |  |  | V | VCC = 4.5 V | 5 |
| High level input voltage | VIH | 4.2 |  |  | V | VCC = 6 V | 5 |
| Low level input voltage | VIL |  |  | 0.5 | V | VCC = 2 V | 5 |
| Low level input voltage | VIL |  |  | 1.35 | V | VCC = 4.5 V | 5 |
| Low level input voltage | VIL |  |  | 1.8 | V | VCC = 6 V | 5 |
| High level output voltage | VOH | 1.9 |  |  | V | IOH = -20 μA; VCC = 2 V | 5 |
| High level output voltage | VOH | 4.4 |  |  | V | IOH = -20 μA; VCC = 4.5 V | 5 |
| High level output voltage | VOH | 5.9 |  |  | V | IOH = -20 μA; VCC = 6 V | 5 |
| High level output voltage | VOH | 3.98 |  |  | V | IOH = -4 mA; VCC = 4.5 V; 25°C | 5 |
| High level output voltage | VOH | 5.48 |  |  | V | IOH = -5.2 mA; VCC = 6 V; 25°C | 5 |
| Low level output voltage | VOL |  |  | 0.1 | V | IOL = 20 μA; VCC = 2 V | 5 |
| Low level output voltage | VOL |  |  | 0.26 | V | IOL = 4 mA; VCC = 4.5 V; 25°C | 5 |
| Input leakage current | II | -1 |  | 1 | μA | VI = VCC or GND; VCC = 6 V; TA = -55 to 125°C | 5 |
| Supply current | ICC |  | 8 | 80 | μA | VI = VCC or GND; VCC = 6 V; 25°C | 5 |
| Supply current | ICC |  |  | 160 | μA | VI = VCC or GND; VCC = 6 V; TA = -55 to 125°C | 5 |
| Propagation delay An, Bn to (A > B) OUT, (A < B) OUT | tPLH, tPHL |  |  | 295 | ns | Input tr, tf = 6 ns; VCC = 2 V; TA = -55 to 125°C | 6 |
| Propagation delay An, Bn to (A = B) OUT | tPLH, tPHL |  |  | 265 | ns | Input tr, tf = 6 ns; VCC = 2 V; TA = -55 to 125°C | 6 |
| Propagation delay (A > B) IN, (A < B) IN, (A = B) IN to (A > B) OUT, (A < B) OUT | tPLH, tPHL |  |  | 210 | ns | Input tr, tf = 6 ns; VCC = 2 V; TA = -55 to 125°C | 6 |
| Propagation delay (A > B) IN to (A = B) OUT | tPLH, tPHL |  |  | 180 | ns | Input tr, tf = 6 ns; VCC = 2 V; TA = -55 to 125°C | 6 |
| Propagation delay An, Bn to (A > B) OUT, (A < B) OUT | tPLH, tPHL |  |  | 50 | ns | Input tr, tf = 6 ns; VCC = 6 V; TA = -55 to 125°C | 6 |
| Propagation delay An, Bn to (A = B) OUT | tPLH, tPHL |  |  | 45 | ns | Input tr, tf = 6 ns; VCC = 6 V; TA = -55 to 125°C | 6 |
| Propagation delay (A > B) IN, (A < B) IN, (A = B) IN to (A > B) OUT, (A < B) OUT | tPLH, tPHL |  |  | 36 | ns | Input tr, tf = 6 ns; VCC = 6 V; TA = -55 to 125°C | 6 |
| Propagation delay (A > B) IN to (A = B) OUT | tPLH, tPHL |  |  | 31 | ns | Input tr, tf = 6 ns; VCC = 6 V; TA = -55 to 125°C | 6 |
| Output transition times | tTLH, tTHL |  |  | 110 | ns | Input tr, tf = 6 ns; VCC = 2 V; TA = -55 to 125°C | 6 |
| Output transition times | tTLH, tTHL |  |  | 19 | ns | Input tr, tf = 6 ns; VCC = 6 V; TA = -55 to 125°C | 6 |
| Input capacitance | CIN |  | 10 |  | pF |  | 6 |
| Power dissipation capacitance | CPD |  | 24 |  | pF | VCC = 5 V | 6 |

## CAD (KiCad official)

- Symbol: `CD74HC85M96`
- Footprint: `Package_SO:SOIC-16_3.9x9.9mm_P1.27mm`
- 3D model: SOP-16 (KiCad packages3D, STEP)
- 3D model files: `cd74hc85m96-etched.step` / `cd74hc85m96-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `cd74hc85m96.step` / `cd74hc85m96.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/cd74hc85m96.pdf) (30 pp, sha256 `0f2c8df0fee22bbc`, retrieved 2026-10-27, tier: manufacturer)
- **Datasheet language:** Chinese. Pin names, descriptions, and specs on this page were extracted and translated to English by ds2sf; the linked PDF is the manufacturer original.
- **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/cd74hc85m96-datasheet.pdf)