74LVC2G02DC-Q100 - Dual 2-Input NOR Gate, AEC-Q100 | Nexperia
Teilenummer: 74LVC2G02DC-Q100 ✓ Aktiv| Menge | Stückpreis | Gesamt |
|---|---|---|
| 1 | $0.42 | $0,42 |
| 10 | $0.38 | $3,80 |
| 100 | $0.28 | $28,00 |
| 500 | $0.22 | $110,00 |
| 1.000 | $0.18 | $180,00 |
| 3.000 | $0.15 | $450,00 |
74LVC2G02DC-Q100 Übersicht
A NOR gate is a fundamental CMOS logic building block that produces a HIGH output only when both of its inputs are LOW; when either input goes HIGH, the output is forced LOW. As part of the broader logic IC family (logic gate -> combinational logic -> digital IC -> semiconductor), the NOR function is functionally complete on its own, meaning any Boolean expression can be constructed from NOR gates alone - a property leveraged in classic RTL designs and modern low-density glue-logic applications.
Key parametric features include a typical propagation delay of approximately 2.4 ns at 5 V VCC (per Nexperia 74LVC2G02 family datasheet), Schmitt-trigger inputs that tolerate slow or noisy edges, IOFF circuitry that disables outputs during partial-power-down to prevent backflow current, and automotive-grade reliability from -40 C to +125 C. The wide supply range supports both 1.8 V, 2.5 V, 3.3 V, and 5 V rails without level shifters.
Architecturally, the device uses Nexperia's standard LVC (Low-Voltage CMOS) topology with parallel P/N-MOS pull-up/pull-down networks sized for balanced rise and fall times. The Schmitt-trigger hysteresis at each input raises the noise margin above that of conventional CMOS gates, while IOFF diodes protect downstream ICs when VCC collapses.
Typical applications include automotive body and chassis ECUs, infotainment and ADAS sensor signal conditioning, 3.3 V-to-5 V level translation, control logic for motor drivers, and general-purpose glue logic in industrial PLCs. The Q100 suffix indicates AEC-Q100 qualification for automotive use cases.
When laying out the part, place the VCC decoupling capacitor within 2 mm of the supply pin and avoid routing noisy switching traces near the inputs to preserve the Schmitt-trigger hysteresis. For battery-powered designs, account for the quiescent supply current draw even when logic states are static.
Drop-in-Alternativen für 74LVC2G02DC-Q100 – gleiches Gehäuse, Pin-kompatibel. Bauteile mit anderem Gehäuse, die eine PCB-Überarbeitung erfordern, sind ausgeschlossen.
Schnellvergleichstool – Wählen Sie Alternativbauteile für den Direktvergleich:
74LVC2G02DC-Q100H
✅ Drop-In📋 Referenzalternative (nicht im Katalog)
74LVC2G02DC,125
✅ Drop-In📋 Referenzalternative (nicht im Katalog)
74LVC2G02DC
✅ Drop-In ⚠️ Spezifikationen ungeprüft📋 Referenzalternative (nicht im Katalog)
SN74LVC2G02DCUR
✅ Drop-In📋 Referenzalternative (nicht im Katalog)
SN74LVC2G02MDCUREP
✅ Drop-In📋 Referenzalternative (nicht im Katalog)
74LVC2G02DC-Q100 Grenzwerte & elektrische Eigenschaften
| Logic Type | NOR Gate |
| Number of Circuits | 2 |
| Number of Inputs per Circuit | 2 |
| Schmitt Trigger Input | Yes |
| Supply Voltage (VCC) | 1.65 V to 5.5 V |
| Input Voltage Tolerance | Up to 5.5 V (independent of VCC) |
| Output Drive Capability | +/- 24 mA at 3.3 V |
| Propagation Delay (typ. at 3.3 V) | 11.2 ns (per family datasheet for 74LVC2G02DC-Q100H) |
| IOFF (Partial Power Down) | Yes |
| Betriebstemperatur | -40 C to +125 C (AEC-Q100 Grade 1) |
| Gehäuse | VSSOP-8 (SOT765, DC) 2.30 mm x 2.30 mm |
| Montageart | Surface Mount |
| MSL-Level | 1 |
| Automotive Qualification | AEC-Q100 |
| RoHS-Status | Compliant |
| Lead-Free | Yes |
74LVC2G02DC-Q100 Pin-Konfiguration
| Pin 1 | 1A — Input 1A of gate 1 |
| Pin 2 | 1B — Input 1B of gate 1 |
| Pin 3 | 1Y — Output of gate 1 (NOR of 1A and 1B) |
| Pin 4 | GND — Ground (0 V) |
| Pin 5 | 2Y — Output of gate 2 (NOR of 2A and 2B) |
| Pin 6 | 2A — Input 2A of gate 2 |
| Pin 7 | 2B — Input 2B of gate 2 |
| Pin 8 | VCC — Supply voltage (1.65 V to 5.5 V) |
Typische Anwendungen
74LVC2G02DC-Q100 ist geeignet für 6 Anwendungs: Automotive Body and Chassis ECU Logic, Mixed 3.3 V / 5 V Level Translation, Industrial PLC Glue Logic, ADAS Sensor Signal Conditioning, Battery-Powered Portable Devices, General-Purpose Combinational Logic.
Automotive Body and Chassis ECU Logic
The 74LVC2G02DC-Q100 fits automotive body and chassis ECU logic because the AEC-Q100 qualification at -40 C to +125 C (Automotive Grade 1, per Nexperia product page) eliminates the need for a separate reliability audit on each ECU BOM line. With two independent NOR gates in a single VSSOP-8 (SOT765, DC) package, a single IC implements combined functions such as enable interlocking and fault-flag combination, saving PCB area versus discrete logic. The 1.65 V to 5.5 V VCC range allows direct connection to the 3.3 V or 5 V rails typical of BCMs, while 5.5 V input tolerance protects against transients on shared signal lines. The 11.2 ns propagation delay (typical, 3.3 V) supports control-loop signal conditioning well above the bandwidth of mechanical relays.
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Mixed 3.3 V / 5 V Level Translation
The 74LVC2G02DC-Q100 is well suited to mixed-voltage level translation because its inputs accept voltages up to 5.5 V regardless of VCC (per the Nexperia 74LVC2G02 family datasheet). Tie VCC to the lower-voltage rail (e.g., 3.3 V) and drive inputs from a 5 V controller without external series resistors; the outputs swing rail-to-rail at 3.3 V and the 5 V source sees only CMOS input leakage. Using two gates in one VSSOP-8 (SOT765, DC) package allows bidirectional single-bit translation per direction by combining a gate with an inverter topology. Schmitt-trigger inputs further tolerate slow 5 V edges from legacy microcontrollers.
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Industrial PLC Glue Logic
The 74LVC2G02DC-Q100 fits industrial PLC glue logic because the wide 1.65 V to 5.5 V supply range (per Nexperia datasheet) supports PLC backplanes that carry 3.3 V logic, 24 V-tolerant sensors via external dividers, and 5 V legacy peripherals. The dual-gate VSSOP-8 (SOT765, DC) footprint allows placement near field-connector headers without crowding the main controller PCB. Schmitt-trigger inputs reject the electrical noise common in factory environments where motor contactors and solenoids create fast transients. IOFF partial-power-down prevents backfeed when the PLC is powered down for service.
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ADAS Sensor Signal Conditioning
The 74LVC2G02DC-Q100 supports ADAS sensor signal-conditioning front ends by providing low-latency NOR combining of sensor-OK and fault signals. Per the Nexperia 74LVC2G02 datasheet, the typical propagation delay at 3.3 V is approximately 11.2 ns, which is short enough not to limit radar and camera data-acquisition timing budgets. The AEC-Q100 qualification (per Nexperia product page) allows placement on sensor PCBs that must survive under-hood and behind-bumper thermal stress. Two gates in one VSSOP-8 package permit combined fault aggregation for two independent sensor channels.
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Battery-Powered Portable Devices
The 74LVC2G02DC-Q100 is suitable for battery-powered portable designs because the wide 1.65 V to 5.5 V supply range accommodates direct operation from a single Li-ion cell (3.0 V to 4.2 V) and from USB or wall-adapter rails up to 5 V. Per Nexperia, the CMOS LVC topology draws minimal quiescent current, extending battery life in sleep states. IOFF protection prevents backfeed when the system master is off but a peripheral remains powered. The compact VSSOP-8 (SOT765, DC) 2.30 mm x 2.30 mm package fits inside wearables, fitness bands, and IoT sensor housings.
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General-Purpose Combinational Logic
The 74LVC2G02DC-Q100 works as a general-purpose combinational-logic building block because the NOR function is functionally complete - engineers can synthesize AND, OR, and NOT operations from NOR gates alone, simplifying BOM consolidation. Per the Nexperia 74LVC2G02 datasheet, both gates operate independently, so designers can use one for control logic and the second for a status flag. The wide supply range and Schmitt-trigger inputs make the part a flexible 'last-minute logic fix' for prototype boards where supply voltage is not yet fixed. The VSSOP-8 (SOT765, DC) package fits standard hand-solder footprints and reflow profiles.
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Zusammenfassung der empfohlenen Produkte
Technische Referenzdaten für 74LVC2G02DC-Q100 – Vergleich, Designhinweise und Compliance-Informationen.
Auswahlhilfe
Vergleich mit Alternativen
| Parameter | Dieses Produkt | 74LVC2G02DC-Q100H | 74LVC2G02DC,125 | 74LVC2G02DC | SN74LVC2G02DCUR | SN74LVC2G02MDCUREP |
|---|---|---|---|---|---|---|
| Brand | Nexperia | Nexperia | Nexperia | Nexperia | Texas Instruments | Texas Instruments |
| Package | VSSOP-8 (SOT765, DC) | VSSOP-8 (SOT765, DC) | VSSOP-8 (SOT765, DC) | VSSOP-8 (SOT765, DC) | VSSOP-8 (DCU) | VSSOP-8 (DCU) |
| Logic Function | Dual 2-input NOR | Dual 2-input NOR | Dual 2-input NOR | Dual 2-input NOR | Dual 2-input NOR | Dual 2-input NOR |
| Supply Voltage Range | 1.65 V to 5.5 V | 1.65 V to 5.5 V | 1.65 V to 5.5 V | 1.65 V to 5.5 V | 1.65 V to 5.5 V | 1.65 V to 5.5 V |
| AEC-Q100 Qualified | Yes | Yes | No (commercial) | No (commercial) | No | EP (limited automotive) |
| Operating Temperature | -40 C to +125 C | -40 C to +125 C | -40 C to +125 C (per family) | -40 C to +125 C (per family) | -40 C to +85 C (commercial) | -55 C to +125 C (EP) |
| Schmitt-Trigger Inputs | Yes | Yes | Yes | Yes | Yes | Yes |
| IOFF Partial Power-Down | Yes | Yes | Yes | Yes | Yes | Yes |
Wichtigste Unterscheidungsmerkmale
- AEC-Q100 Grade 1 automotive qualification at -40 C to +125 C (vs. 74LVC2G02DC,125)
- Nexperia automotive-grade silicon supply chain with VSSOP-8 (SOT765, DC) footprint (vs. SN74LVC2G02DCUR)
- Schmitt-trigger inputs tolerate slow or noisy edges (vs. Non-Schmitt CMOS NOR gates)
Designhinweise
Place a 100 nF decoupling capacitor within 2 mm of the VCC pin (pin 8) to suppress the supply-rail ringing that LVC CMOS can produce during simultaneous output transitions. For designs with more than 4 outputs switching in parallel within 10 mm of the gate, increase the bulk decoupling to 1 uF to maintain margin during worst-case shoot-through events. Tie the GND pin (pin 4) directly to the ground plane via the shortest possible via fan-out.
Keep noisy PCB traces (DC-DC switch nodes, relay coils, motor phase lines) at least 5 mm away from the input pins (1, 2, 6, 7) to preserve the Schmitt-trigger hysteresis and avoid false triggering. The 2.30 mm x 2.30 mm VSSOP-8 (SOT765, DC) package has a center pin and exposed pad pattern - per Nexperia datasheet, the center lead is internally connected to GND; do not route signals through the exposed-pad region if present in your layout.
Schmitt-trigger action at the inputs makes the 74LVC2G02DC-Q100 tolerant of slow input rise and fall times up to several hundred ns per Nexperia, eliminating the need for an external Schmitt inverter on noisy lines. However, the output edges remain sharp (1-2 ns typical); if the 50 ohm transmission-line effect on long PCB traces is a concern, add a 33 ohm series resistor at the output for dampening. IOFF prevents backfeed when VCC is at 0 V and inputs remain driven - critical for hot-swap and battery insertion scenarios.
Do not apply voltages above 5.5 V to inputs or VCC - the absolute-maximum rating is 6.5 V per the Nexperia datasheet, and exceeding it permanently damages the IOFF diodes. For automotive load-dump and jump-start transients, add a TVS clamp on the VCC rail. Avoid floating inputs; LVC inputs at mid-level can cause both P and N output transistors to conduct, increasing quiescent current and creating oscillation. Tie unused inputs to VCC or GND through a 10 kohm resistor (never leave NC > 0 in noise-prone environments).
Compliance-Informationen
AEC-Q100 Grade 1 qualified per Nexperia product page. RoHS compliant per Verified Web Data (DigiKey/Mouser listings). Halogen-free per Nexperia product family datasheet.
