SN74LVC2G17 - Dual Schmitt-Trigger Buffer | Texas Instruments
MPN: SN74LVC2G17 β Active| Qty | Unit Price | Extended |
|---|---|---|
| 1 | $0.35 | $0.35 |
| 10 | $0.3 | $3.00 |
| 100 | $0.25 | $25.00 |
| 500 | $0.2 | $100.00 |
| 1,000 | $0.15 | $150.00 |
Drop-in alternatives for SN74LVC2G17 β same package, pin-to-pin compatible. Different-package parts requiring PCB rework are excluded.
Quick Comparison Tool β Select alternative parts for side-by-side comparison:
SN74LVC2G17DBVR
β Drop-Inπ Reference alternative (not in catalog)
SN74LVC2G17DCKR
β Drop-Inπ Reference alternative (not in catalog)
SN74LVC2G17QDCKRQ1
β Drop-Inπ Reference alternative (not in catalog)
SN74AUP2G17DCKR
β Drop-Inπ Reference alternative (not in catalog)
74LVC2G17GW
β Drop-Inπ Reference alternative (not in catalog)
74LVC2G17DP
β Drop-Inπ Reference alternative (not in catalog)
SN74LVC2G17 Maximum Ratings & Electrical Characteristics
| Number of Channels | 2 |
| Supply Voltage Range | 1.65 V to 5.5 V |
| Input Tolerance | 5.5 V |
| Propagation Delay (tpd) | 3.3 ns at 3.3 V |
| Output Drive | Β±24 mA at 3.3 V |
| Maximum Quiescent Current (ICC) | 10 Β΅A |
| Output Type | Push-Pull |
| Logic Function | Y = A |
| Schmitt Trigger Input | Yes |
| Package Options | SOT-23-6 (DBV), SON-6 (DRY), NanoStar (YEP) |
| Operating Temperature Range | -40Β°C to +125Β°C |
| RoHS Status | Compliant |
| Lead-Free | Yes |
| Ioff Support | Yes |
| AEC-Q100 Qualified (Q1 variant) | Yes |
SN74LVC2G17 Pin Configuration
| Pin 1 | 1A β Input of buffer 1 |
| Pin 2 | GND β Ground |
| Pin 3 | 1Y β Output of buffer 1 |
| Pin 4 | 2Y β Output of buffer 2 |
| Pin 5 | VCC β Power supply |
| Pin 6 | 2A β Input of buffer 2 |
Safe Operating Area (SOA) & Thermal Characteristics
No official SOA curve available for this digital IC. Always operate within absolute maximum ratings specified in the datasheet. Ensure adequate cooling and derate as needed.
Typical Applications
SN74LVC2G17 is suitable for 6 applications: Sensor Signal Conditioning, Switch Debouncing, Level Shifting, Clock Buffering, Automotive Electronics, Industrial Control.
Sensor Signal Conditioning
The SN74LVC2G17's Schmitt-trigger inputs clean up noisy sensor outputs, ensuring reliable logic levels. Its wide supply range (1.65-5.5V) and 5.5V input tolerance allow direct interfacing with various sensors. The low quiescent current (10Β΅A) is ideal for battery-powered sensor nodes. The push-pull output drives microcontrollers directly without external pull-ups.
Recommended
Switch Debouncing
Mechanical switches produce bouncing signals that can cause multiple logic transitions. The SN74LVC2G17's hysteresis (VT+ and VT-) eliminates false triggering, providing a clean digital output. With propagation delay of 3.3ns, it responds quickly to switch closures. The device operates from 1.65V to 5.5V, making it compatible with most logic families. Its small SOT-23-6 package fits compact control panels.
Recommended
Level Shifting
The SN74LVC2G17 can shift logic levels between 3.3V and 5V systems. Its inputs tolerate up to 5.5V regardless of VCC, allowing a 5V signal to be safely applied to a 3.3V-powered device. The push-pull output provides rail-to-rail swing, ensuring proper logic levels for the receiving device. This makes it ideal for mixed-voltage systems in industrial and consumer electronics.
Recommended
Clock Buffering
The SN74LVC2G17 can buffer clock signals, providing a clean, strong output to multiple loads. Its 3.3ns propagation delay ensures minimal skew, and the Β±24mA output drive can fan out to several inputs. The Schmitt-trigger inputs clean up noisy clock edges, improving system reliability. It operates from 1.65V to 5.5V, supporting various clock voltage levels.
Recommended
Automotive Electronics
The SN74LVC2G17-Q1 variant is AEC-Q100 qualified for automotive applications. It can condition signals from sensors, switches, and ECUs in harsh environments. The wide supply range (1.65-5.5V) accommodates automotive battery voltage variations. The Schmitt-trigger inputs reject noise from ignition systems and motors. The small package saves board space in engine control units.
Recommended
Industrial Control
In industrial environments, signals can be noisy and have slow edges. The SN74LVC2G17's Schmitt-trigger inputs provide hysteresis to reject noise, ensuring reliable logic levels. Its 5.5V input tolerance allows direct connection to 24V industrial sensors through a resistor divider. The device operates from 1.65V to 5.5V, interfacing with PLCs and microcontrollers. The robust design handles industrial temperature ranges.
Recommended
Recommended Products Summary
Engineering reference data for SN74LVC2G17 β comparison, design guidance, and compliance information.
Selection Guide
Comparison with Alternatives
| Parameter | This Product | SN74LVC2G17DBVR | SN74LVC2G17DCKR | SN74AUP2G17DCKR | 74LVC2G17GW |
|---|---|---|---|---|---|
| Package | SOT-23-6 | SOT-23-6 | SC70-6 | SC70-6 | SOT-363 |
| Brand | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments | NXP Semiconductors |
| Supply Voltage Range | 1.65V to 5.5V | 1.65V to 5.5V | 1.65V to 5.5V | 0.8V to 3.6V | 1.65V to 5.5V |
| Propagation Delay (tpd) | 3.3ns at 3.3V | 3.3ns | 3.3ns | 8ns | 3.3ns |
| Output Drive | Β±24mA at 3.3V | Β±24mA | Β±24mA | Β±4mA | Β±24mA |
| Input Tolerance | 5.5V | 5.5V | 5.5V | 3.6V | 5.5V |
| Quiescent Current (ICC) | 10Β΅A max | 10Β΅A | 10Β΅A | 0.9Β΅A | 10Β΅A |
| Automotive Grade | No (Q1 variant available) | No | No | No | No |
Key Differentiators
- Wide supply voltage range (1.65V to 5.5V) (vs SN74AUP2G17DCKR)
- High output drive (Β±24mA) (vs SN74AUP2G17DCKR)
- Fast propagation delay (3.3ns) (vs SN74AUP2G17DCKR)
Design Notes
The SN74LVC2G17 operates from 1.65V to 5.5V. Ensure the VCC pin is decoupled with a 0.1Β΅F ceramic capacitor placed close to the pin. The maximum quiescent current is 10Β΅A, but dynamic current increases with switching frequency. For battery-powered designs, consider the AUP version for lower power consumption.
For high-speed signals, keep traces short and use a ground plane to minimize inductance. The SOT-23-6 package has a thermal pad that should be soldered to a copper area for heat dissipation. Place the device close to the signal source to reduce noise pickup.
Do not exceed the input voltage rating of 5.5V. The Schmitt-trigger inputs have hysteresis, but the input voltage must still be within the recommended operating range. For partial power-down, the Ioff feature prevents backflow current, but ensure proper power sequencing to avoid unintended current paths.
Compliance Information
RoHS compliant per TI datasheet. AEC-Q100 qualified for Q1 variant only.
