Overview
The TS3A5018DR, produced by Texas Instruments, is a quad single-pole double-throw (SPDT) analog switch. This device is designed to operate over a wide voltage range from 1.8 V to 3.6 V, making it versatile for various applications. It can handle both digital and analog signals, allowing signals up to V+ to be transmitted in either direction. The TS3A5018DR is available in several package types, including SOIC, SSOP, TSSOP, TVSOP, UQFN, and VQFN, catering to different design requirements.
Key Specifications
| Parameter | Test Conditions | Min | Max | Unit | |
|---|---|---|---|---|---|
| Supply Voltage (V+) | -0.5 to 4.6 V | -0.5 | - | 4.6 | V |
| Analog Signal Range (VCOM, VNO, VNC) | 0 to V+ | 0 | - | V+ | V |
| ON-State Resistance (ron) | 0 ≤ (VNC or VNO) ≤ V+, ICOM = -32 mA, Switch ON | 7 | 10 | 12 | Ω |
| ON-State Resistance Match Between Channels (Δron) | VNC or VNO = 2.1 V, ICOM = -32 mA, Switch ON | - | - | 1 | Ω |
| Digital Input Capacitance (CI) | VI = V+ or GND | - | 3 | - | pF |
| Bandwidth (BW) | RL = 50 Ω, Switch ON | - | 300 | - | MHz |
| OFF Isolation (OISO) | RL = 50 Ω, f = 10 MHz, Switch OFF | -48 | - | - | dB |
| Crosstalk (XTALK) | RL = 50 Ω, f = 10 MHz, Switch ON | - | - | - | dB |
| Turn-On Time (tON) | VCOM = 2 V, RL = 300 Ω, CL = 35 pF | 2.5 | 3.5 | 8 | ns |
| Turn-Off Time (tOFF) | VCOM = 2 V, RL = 300 Ω, CL = 35 pF | 0.5 | 2 | 6.5 | ns |
| Operating Temperature Range | -40 to 85 °C | -40 | - | 85 | °C |
Key Features
- Low ON-State Resistance (10 Ω): Ensures minimal signal attenuation.
- Low Charge Injection: Reduces the impact on the signal being switched.
- Excellent ON-State Resistance Matching: Minimizes channel-to-channel variations.
- Low Total Harmonic Distortion (THD): Suitable for high-fidelity applications.
- 1.8-V to 3.6-V Single-Supply Operation: Flexible voltage range for various applications.
- Latch-Up Performance Exceeds 100 mA Per JESD 78, Class II: Enhances reliability.
- ESD Performance Tested Per JESD 22: Human-Body Mode (2000 V, Class II) and Charged-Device Model (1000 V, C101).
Applications
- Sample-and-Hold Circuits: Ideal for precision signal sampling and holding.
- Battery-Powered Equipment: Suitable due to its low power consumption and wide voltage range.
- Audio and Video Signal Routing: Excellent for high-fidelity signal routing applications.
- Communication Circuits: Used in various communication systems requiring analog signal switching.
Q & A
- What is the operating voltage range of the TS3A5018DR?
The TS3A5018DR operates from 1.8 V to 3.6 V.
- What is the typical ON-state resistance of the TS3A5018DR?
The typical ON-state resistance is 10 Ω.
- What are the package options available for the TS3A5018DR?
The device is available in SOIC, SSOP, TSSOP, TVSOP, UQFN, and VQFN packages.
- What is the bandwidth of the TS3A5018DR?
The bandwidth is up to 300 MHz.
- What are the ESD ratings for the TS3A5018DR?
The device has ESD ratings of 2000 V in Human-Body Mode and 1000 V in Charged-Device Model.
- What is the operating temperature range of the TS3A5018DR?
The operating temperature range is from -40°C to 85°C.
- What are some common applications of the TS3A5018DR?
Common applications include sample-and-hold circuits, battery-powered equipment, audio and video signal routing, and communication circuits.
- How does the TS3A5018DR handle latch-up performance?
The device exceeds 100 mA per JESD 78, Class II for latch-up performance.
- What is the turn-on and turn-off time for the TS3A5018DR?
The turn-on time is typically 3.5 ns, and the turn-off time is typically 2 ns.
- Is the TS3A5018DR suitable for high-fidelity applications?
Yes, it is suitable due to its low total harmonic distortion (THD).
