Overview
The 74LVC1G3157GW/C4125, manufactured by NXP USA Inc. (now part of Nexperia), is a single-pole double-throw (SPDT) analog switch. This component is designed for use as an analog or digital 2:1 multiplexer/demultiplexer. It features a digital select input (S) and two independent inputs/outputs (Y0 and Y1) along with a common input/output (Z). This switch is particularly useful in mixed 3.3 V and 5 V environments due to its ability to handle control inputs from both voltage levels.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Package / Case | 6-TSSOP, SC-88, SOT-363 | |
| Supply Voltage Range | 1.65 V to 5.5 V | V |
| On-State Resistance (Max) | 10 Ω | Ω |
| Switch Time (TON, TOFF) (Max) | 4 ns, 3.5 ns | ns |
| Operating Temperature | -40°C to +125°C | °C |
| Channel Capacitance (CS(OFF), CD(OFF)) | 6 pF | pF |
| Charge Injection | 7.5 pC | pC |
| Current - Leakage (IS(OFF)) (Max) | 5 μA | μA |
| -3dB Bandwidth | 300 MHz | MHz |
| Continuous Switch Current | 32 mA | mA |
Key Features
- Wide supply voltage range from 1.65 V to 5.5 V, making it versatile for various applications.
- Very low ON resistance, with typical values ranging from 6 Ω to 7.5 Ω depending on the supply voltage.
- High noise immunity and CMOS low power dissipation.
- TTL interface compatibility at 3.3 V and overvoltage tolerant control inputs up to 5.5 V.
- ESD protection: HBM exceeds 2000 V and CDM exceeds 1000 V.
- Break-before-make switching and high continuous switch current of 32 mA.
- Schmitt-trigger action at control inputs for tolerance of slower input rise and fall times.
Applications
- Analog and digital multiplexing/demultiplexing in mixed 3.3 V and 5 V environments.
- Signal routing and switching in audio, video, and data transmission systems.
- Use in battery-powered devices due to low power consumption.
- Applications requiring high noise immunity and low ON resistance.
- Industrial and automotive systems where robust ESD protection is necessary.
Q & A
- What is the primary function of the 74LVC1G3157GW/C4125?
The primary function is to act as a single-pole double-throw (SPDT) analog switch or a 2:1 multiplexer/demultiplexer.
- What is the supply voltage range for this component?
The supply voltage range is from 1.65 V to 5.5 V.
- What is the maximum on-state resistance of the 74LVC1G3157GW/C4125?
The maximum on-state resistance is 10 Ω.
- What are the switch times (TON, TOFF) for this component?
The switch times are 4 ns and 3.5 ns respectively.
- What is the operating temperature range of the 74LVC1G3157GW/C4125?
The operating temperature range is from -40°C to +125°C.
- Does the 74LVC1G3157GW/C4125 have ESD protection?
- What is the continuous switch current capacity of this component?
The continuous switch current capacity is 32 mA.
- Is the 74LVC1G3157GW/C4125 compatible with TTL interfaces?
- What type of packaging is available for the 74LVC1G3157GW/C4125?
The component is available in 6-TSSOP, SC-88, and SOT-363 packages.
- Is the 74LVC1G3157GW/C4125 lead-free and ROHS compliant?
