Overview
The SN74LVC1G3157DCKR is a single-channel single-pole double-throw (SPDT) analog switch designed and manufactured by Texas Instruments. This component operates within a wide voltage range of 1.65-V to 5.5-V VCC and is suitable for handling both analog and digital signals. It is packaged in a small 6-pin SC70 (DCK) package, making it versatile for various design environments. The device is qualified for automotive applications and meets the AEC-Q100 standard, ensuring reliability across a temperature range of -40°C to 125°C.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Supply Voltage (VCC) | 1.65 to 5.5 | V |
| Operating Temperature Range | -40 to 125 | °C |
| Package Type | SC70 (DCK) | - |
| Number of Pins | 6 | - |
| Switching Frequency | Typically 340 MHz at room temperature | MHz |
| Switch-On Time | Typically 0.5 ns (VCC = 3 V, CL = 50 pF) | ns |
| On-State Resistance | Typically ≉6 Ω (VCC = 4.5 V) | Ω |
| ESD Protection | 2000-V Human Body Model, 1000-V Charged-Device Model | V |
| Latch-Up Performance | Exceeds 100 mA per JESD 78, Class II | mA |
Key Features
- ESD protection exceeds JESD 22 standards (2000-V Human Body Model, 1000-V Charged-Device Model)
- Qualified for 125°C operation and AEC-Q100 for automotive applications
- Specified break-before-make switching and rail-to-rail signal handling
- High speed, typically 0.5 ns switch-on time (VCC = 3 V, CL = 50 pF)
- Low on-state resistance, typically ≉6 Ω (VCC = 4.5 V)
- Latch-up performance exceeds 100 mA per JESD 78, Class II
- Functional safety-capable with documentation available to aid in functional safety system design
- Compliant with Pb-free and RoHS standards
Applications
- Signal gating, chopping, modulation or demodulation (modem), and signal multiplexing for analog-to-digital and digital-to-analog conversion systems
- Advanced driver assistance systems (ADAS)
- Communication and networking equipment, such as routing or signal processing applications
- Consumer electronics, including audio and video equipment
- Aerospace and defense, in communication systems, navigational aids, or control interfaces
- Automotive electronics, medical devices, and industrial control systems where precision and reliability are key
Q & A
- What is the operating voltage range of the SN74LVC1G3157DCKR? The operating voltage range is 1.65-V to 5.5-V VCC.
- What is the package type of the SN74LVC1G3157DCKR? The package type is SC70 (DCK) with 6 pins.
- What is the typical switching frequency of the SN74LVC1G3157DCKR? The typical switching frequency is 340 MHz at room temperature.
- What is the on-state resistance of the SN74LVC1G3157DCKR? The on-state resistance is typically ≉6 Ω (VCC = 4.5 V).
- Does the SN74LVC1G3157DCKR have ESD protection? Yes, it exceeds JESD 22 standards with 2000-V Human Body Model and 1000-V Charged-Device Model.
- What are some common applications of the SN74LVC1G3157DCKR? Applications include signal gating, ADAS, communication and networking, consumer electronics, aerospace and defense, and automotive electronics.
- Is the SN74LVC1G3157DCKR qualified for automotive applications? Yes, it is AEC-Q100 qualified for automotive applications.
- What is the operating temperature range of the SN74LVC1G3157DCKR? The operating temperature range is -40°C to 125°C.
- Is the SN74LVC1G3157DCKR compliant with environmental standards? Yes, it is Pb-free and RoHS compliant.
- What is the typical switch-on time of the SN74LVC1G3157DCKR? The typical switch-on time is 0.5 ns (VCC = 3 V, CL = 50 pF).
