TMUX1121DGKR - Texas Instruments

Manufacturer Part Number

TMUX1121DGKR

Manufacturer

Texas Instruments

Introduction

The TMUX1121DGKR is a high-performance, single-pole single-throw (SPST) analog switch designed for use in applications requiring low on-state resistance and high-speed switching.

Product Features and Performance

Low on-state resistance of 4 Ohm

High off-isolation with -90dB crosstalk at 10MHz

Wide bandwidth of 300MHz ensuring minimal signal distortion

Supports a wide supply voltage range from 1.08V to 5.5V

Ultra-low charge injection of 1.5pC for precision applications

Dual-channel configuration allows for flexible usage

Product Advantages

Minimal signal integrity impact due to low on-state resistance and high bandwidth

Versatility with single-supply operation

Suitable for precision applications through ultra-low charge injection

High temperature tolerance from -40°C to 125°C

Key Technical Parameters

Number of Circuits: 2

Switch Circuit: SPST

On-State Resistance (Max): 4Ohm

Voltage Supply, Single (V+): 1.08V ~ 5.5V

-3db Bandwidth: 300MHz

Channel Capacitance (CS(off), CD(off)): 6pF, 10pF

Current Leakage (IS(off)) (Max): 80pA

Operating Temperature: -40°C ~ 125°C (TA)

Quality and Safety Features

High isolation and low leakage currents enhance device reliability and safety

Robust temperature range ensures performance in various environments

Compatibility

Compatible with single-ended supply voltages

Surface mount package (8-VSSOP) suitable for compact PCB layouts

Application Areas

Data acquisition systems

Communication systems

Audio signal routing

Test and measurement equipment

Product Lifecycle

Current Product Status: Active

No imminent discontinuation, ensuring availability for ongoing and future projects

Several Key Reasons to Choose This Product

Exceptionally low on-state resistance and channel-to-channel variation improve signal fidelity

Wide bandwidth supports high-speed signals without degradation

Ultra-low charge injection and leakage current make it ideal for sensitive applications

Robust build quality and operational range suitable for demanding environments

Texas Instruments reliability and support