component
MC74VHC1G32DBVT1G
Public Made by Adomby adom
onsemi Gates, SC-74A-5. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
3D Model
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Symbol & Footprint
Schematic Symbol
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PCB Footprint
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Datasheet
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README
markdownMC74VHC1G32DBVT1G
onsemi · Gates · SC-74A-5
MC74VHC1G32DBVT1G from onsemi, in a SC-74A-5. 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 | B | input | Gate input B, tolerant to 5.5 V regardless of supply voltage (VIN 0 to 5.5 V). |
| 2 | A | input | Gate input A, tolerant to 5.5 V regardless of supply voltage (VIN 0 to 5.5 V). |
| 3 | GND | power_in | Ground pin (0 V reference). |
| 4 | Y | output | OR gate output Y = A OR B, sources/sinks 8 mA at 3.0 V and tolerates up to 5.5 V in power-down mode. |
| 5 | VCC | power_in | Positive supply voltage, 2.0 V to 5.5 V recommended operating range. |
Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | onsemi |
| Package | SC-74A-5 |
| Category | Logic ICs |
| Pins | 5 |
Electrical characteristics
Limits as printed in the datasheet (page.json metadata.characteristics carries them as data).
| Parameter | Symbol | Min | Typ | Max | Unit | Conditions | Page |
|---|---|---|---|---|---|---|---|
| DC Supply Voltage | VCC | -0.5 | 6.5 | V | SC-74A | 3 | |
| DC Input Voltage | VIN | -0.5 | 6.5 | V | SC-74A | 3 | |
| DC Output Voltage Active-Mode | VOUT | -0.5 | V | High or Low State; max printed as VCC + 0.5 | 3 | ||
| DC Output Voltage Tri-State / Power-Down | VOUT | -0.5 | 6.5 | V | Tri-State Mode or Power-Down Mode (VCC = 0 V), SC-74A | 3 | |
| DC Input Diode Current | IIK | -20 | mA | VIN < GND | 3 | ||
| DC Output Diode Current | IOK | -20 | mA | VOUT < GND | 3 | ||
| DC Output Source/Sink Current | IOUT | -25 | 25 | mA | 3 | ||
| DC Supply Current per Supply Pin or Ground Pin | ICC or IGND | -50 | 50 | mA | 3 | ||
| Storage Temperature Range | TSTG | -65 | 150 | °C | 3 | ||
| Lead Temperature | TL | 260 | °C | 1 mm from Case for 10 secs | 3 | ||
| Junction Temperature Under Bias | TJ | 150 | °C | 3 | |||
| Thermal Resistance | θJA | 320 | °C/W | SC-74A, still air, minimum pad spacing FR4 board (Note 2) | 3 | ||
| Power Dissipation in Still Air | PD | 390 | mW | SC-74A | 3 | ||
| ESD Withstand Voltage Human Body Model | VESD | 2000 | V | HBM | 3 | ||
| ESD Withstand Voltage Charged Device Model | VESD | 1000 | V | CDM | 3 | ||
| Latchup Performance | ILatchup | 100 | mA | Tested to EIA/JESD78 Class II | 3 | ||
| Positive DC Supply Voltage | VCC | 2 | 5.5 | V | 4 | ||
| DC Input Voltage | VIN | 0 | 5.5 | V | 4 | ||
| DC Output Voltage Active-Mode | VOUT | 0 | V | High or Low State; max printed as VCC | 4 | ||
| Operating Temperature Range | TA | -55 | 125 | °C | 4 | ||
| Input Rise and Fall Time | tr, tf | 0 | 20 | ns/V | VCC = 2.0 V | 4 | |
| Input Rise and Fall Time | tr, tf | 0 | 10 | ns/V | VCC = 3.0 V to 3.6 V | 4 | |
| Input Rise and Fall Time | tr, tf | 0 | 5 | ns/V | VCC = 4.5 V to 5.5 V | 4 | |
| High-Level Input Voltage | VIH | 1.5 | V | VCC = 2.0 V; same min in all temperature columns | 4 | ||
| High-Level Input Voltage | VIH | 2.1 | V | VCC = 3.0 V; same min in all temperature columns | 4 | ||
| High-Level Input Voltage | VIH | 3.15 | V | VCC = 4.5 V; same min in all temperature columns | 4 | ||
| High-Level Input Voltage | VIH | 3.85 | V | VCC = 5.5 V; same min in all temperature columns | 4 | ||
| Low-Level Input Voltage | VIL | 0.5 | V | VCC = 2.0 V; same max in all temperature columns | 4 | ||
| Low-Level Input Voltage | VIL | 0.9 | V | VCC = 3.0 V; same max in all temperature columns | 4 | ||
| Low-Level Input Voltage | VIL | 1.35 | V | VCC = 4.5 V; same max in all temperature columns | 4 | ||
| Low-Level Input Voltage | VIL | 1.65 | V | VCC = 5.5 V; same max in all temperature columns | 4 | ||
| High-Level Output Voltage | VOH | 1.9 | 2 | V | VIN = VIH or VIL, IOH = -50 µA, VCC = 2.0 V, TA = 25°C | 4 | |
| High-Level Output Voltage | VOH | 2.9 | 3 | V | VIN = VIH or VIL, IOH = -50 µA, VCC = 3.0 V, TA = 25°C | 4 | |
| High-Level Output Voltage | VOH | 4.4 | 4.5 | V | VIN = VIH or VIL, IOH = -50 µA, VCC = 4.5 V, TA = 25°C | 4 | |
| High-Level Output Voltage | VOH | 2.58 | V | VIN = VIH or VIL, IOH = -4 mA, VCC = 3.0 V, TA = 25°C | 4 | ||
| High-Level Output Voltage | VOH | 3.94 | V | VIN = VIH or VIL, IOH = -8 mA, VCC = 4.5 V, TA = 25°C | 4 | ||
| High-Level Output Voltage | VOH | 2.34 | V | VIN = VIH or VIL, IOH = -4 mA, VCC = 3.0 V, -55°C ≤ TA ≤ 125°C | 4 | ||
| High-Level Output Voltage | VOH | 3.66 | V | VIN = VIH or VIL, IOH = -8 mA, VCC = 4.5 V, -55°C ≤ TA ≤ 125°C | 4 | ||
| Low-Level Output Voltage | VOL | 0 | 0.1 | V | VIN = VIH or VIL, IOL = 50 µA, VCC = 2.0 V, TA = 25°C | 4 | |
| Low-Level Output Voltage | VOL | 0.36 | V | VIN = VIH or VIL, IOL = 4 mA, VCC = 3.0 V, TA = 25°C | 4 | ||
| Low-Level Output Voltage | VOL | 0.52 | V | VIN = VIH or VIL, IOL = 4 mA, VCC = 3.0 V, -55°C ≤ TA ≤ 125°C | 4 | ||
| Input Leakage Current | IIN | -0.1 | 0.1 | µA | VIN = 5.5 V or GND, VCC = 2.0 to 5.5 V, TA = 25°C | 4 | |
| Input Leakage Current | IIN | 1 | µA | VIN = 5.5 V or GND, VCC = 2.0 to 5.5 V, -55°C ≤ TA ≤ 125°C | 4 | ||
| Power Off Leakage Current | IOFF | 1 | µA | VIN = 5.5 V or VOUT = 5.5 V, VCC = 0, TA = 25°C | 4 | ||
| Power Off Leakage Current | IOFF | 10 | µA | VIN = 5.5 V or VOUT = 5.5 V, VCC = 0, -55°C ≤ TA ≤ 125°C | 4 | ||
| Quiescent Supply Current | ICC | 1 | µA | VIN = VCC or GND, VCC = 5.5 V, TA = 25°C | 4 | ||
| Quiescent Supply Current | ICC | 40 | µA | VIN = VCC or GND, VCC = 5.5 V, -55°C ≤ TA ≤ 125°C | 4 | ||
| Propagation Delay, A to Y | tPLH, tPHL | 4.8 | 7.9 | ns | CL = 15 pF, VCC = 3.0 to 3.6 V, TA = 25°C | 5 | |
| Propagation Delay, A to Y | tPLH, tPHL | 6.1 | 11.4 | ns | CL = 50 pF, VCC = 3.0 to 3.6 V, TA = 25°C | 5 | |
| Propagation Delay, A to Y | tPLH, tPHL | 3.7 | 5.5 | ns | CL = 15 pF, VCC = 4.5 to 5.5 V, TA = 25°C | 5 | |
| Propagation Delay, A to Y | tPLH, tPHL | 4.4 | 7.5 | ns | CL = 50 pF, VCC = 4.5 to 5.5 V, TA = 25°C | 5 | |
| Input Capacitance | CIN | 4 | 10 | pF | 5 |
CAD (KiCad official)
- Symbol:
MC74VHC1G32DBVT1G - Footprint:
Package_TO_SOT_SMD:SC-74A-5_1.55x2.9mm_P0.95mm - 3D model: SC-74A-5 (KiCad packages3D, STEP)
- 3D model files:
mc74vhc1g32dbvt1g-etched.step/mc74vhc1g32dbvt1g-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);mc74vhc1g32dbvt1g.step/mc74vhc1g32dbvt1g.glbare the bare package body.
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: onsemi datasheet (15 pp, sha256
2af29c6a8dcfb043, retrieved 2026-10-27, tier: manufacturer) - Extractor: parts-factory
2.0.0/extract_pins 0.3, primaryclaude-sonnet-5-5(text), consensusclaude-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).