Overview
The STG3684QTR, produced by STMicroelectronics, is a low voltage dual SPDT (Single Pole Dual Throw) switch or 2:1 Multiplexer/Demultiplexer switch. Fabricated in silicon gate CMOS technology, this device is designed for high-speed applications and operates within a wide voltage range of 1.65V to 4.3V, making it suitable for portable and low-power designs.
Key Specifications
| Parameter | Value |
|---|---|
| Operating Voltage Range | 1.65V to 4.3V |
| ON Resistance (RON) at VCC = 4.3V | 4.6Ω (Typical at TA = 25°C) |
| ON Resistance (RON) at VCC = 3.0V | 5.8Ω (Typical at TA = 25°C) |
| Bandwidth (-3dB) | 800MHz (Typical on all channels) |
| Power Dissipation (ICC) at TA = 85°C | 0.2µA (Maximum) |
| ESD Performance | Exceeds JESD22 |
| Latch-up Performance | Exceeds 100mA per JESD 78, Class II |
| Package | QFN-10L P 0.4 mm |
| RoHS Compliance Grade | Ecopack3 |
Key Features
- Fast switching speed with Break Before Make feature.
- Ultra low power consumption with ICC = 0.2µA (Max.) at TA = 85°C.
- Wide operating voltage range from 1.65V to 4.3V.
- Low ON resistance: RON = 4.6Ω (Typical at VCC = 4.3V and TA = 25°C).
- High bandwidth: 800MHz (Typical on all channels).
- USB 2.0 High Speed (480Mbps) signal switching compliant.
- ESD performance exceeds JESD22 and latch-up performance exceeds 100mA per JESD 78, Class II.
- 4.3V tolerant and 1.8V compatible threshold on digital control input.
Applications
The STG3684QTR is ideal for various applications requiring high-speed switching and low power consumption, such as:
- Portable electronics.
- USB signal switching.
- Audio and video signal routing.
- Industrial control systems.
- Medical devices.
Q & A
- What is the operating voltage range of the STG3684QTR?
The STG3684QTR operates within a voltage range of 1.65V to 4.3V. - What is the typical ON resistance of the STG3684QTR at VCC = 4.3V?
The typical ON resistance is 4.6Ω at TA = 25°C. - What is the bandwidth of the STG3684QTR?
The bandwidth is typically 800MHz on all channels. - Is the STG3684QTR compliant with USB 2.0 High Speed standards?
Yes, it is compliant with USB 2.0 High Speed (480Mbps) signal switching. - What is the power dissipation of the STG3684QTR at TA = 85°C?
The power dissipation is 0.2µA (Maximum) at TA = 85°C. - Does the STG3684QTR have ESD protection?
Yes, it has ESD performance that exceeds JESD22 standards. - What is the package type of the STG3684QTR?
The package type is QFN-10L P 0.4 mm. - Is the STG3684QTR RoHS compliant?
Yes, it is RoHS compliant with an Ecopack3 grade. - What are some typical applications of the STG3684QTR?
Typical applications include portable electronics, USB signal switching, audio and video signal routing, industrial control systems, and medical devices. - Does the STG3684QTR support 1.8V compatible threshold on digital control input?
Yes, it supports 1.8V compatible threshold on digital control input at VCC = 2.3V to 3.0V.
