Overview
The TMUX1104DGSR, produced by Texas Instruments, is a precision complementary metal-oxide semiconductor (CMOS) multiplexer. This device is part of the precision switches and multiplexers family and is designed to offer high precision and low leakage current, making it suitable for a wide range of applications. The TMUX1104 features a single channel, 4:1 configuration, and operates over a wide supply voltage range of 1.08V to 5.5V. It supports bidirectional analog and digital signals and is compatible with both TTL and CMOS logic. The device includes fail-safe logic to protect against potential damage and offers low on-resistance, low charge injection, and low supply current, making it ideal for high precision measurement applications and portable devices.
Key Specifications
| Parameter | Condition | Min | Typ | Max | Unit |
|---|---|---|---|---|---|
| VDD Supply Voltage | - | -0.5 | - | 6 | V |
| Logic Control Input Pin Voltage (EN, A0, A1) | - | -0.5 | - | 6 | V |
| Source or Drain Voltage (Sx, D) | - | -0.5 | - | VDD+0.5 | V |
| On-Resistance (RON) | VDD = 5V, VS = 0V to VDD, ISD = 10mA | - | 2 | - | Ω |
| Leakage Current (IS(OFF)) | VDD = 5V, VS = 0V to VDD | - | 3 | - | pA |
| Charge Injection (QC) | VDD = 5V, VS = 1V, RS = 0Ω, CL = 1nF | - | 1.5 | - | pC |
| Transition Time (tTRAN) | VDD = 5V, VS = 3V, RL = 200Ω, CL = 15pF | - | 14 | - | ns |
| Break-Before-Make Time (tOPEN) | VDD = 5V, VS = 3V, RL = 200Ω, CL = 15pF | - | 8 | - | ns |
| Operating Temperature Range | - | -40 | - | 125 | °C |
| ESD Protection HBM | - | - | - | 2000 | V |
Key Features
- Wide supply range: 1.08V to 5.5V
- Low leakage current: 3pA
- Low charge injection: 1.5pC
- Low on-resistance: 2Ω
- Operating temperature range: -40°C to +125°C
- 1.8V logic compatible
- Fail-safe logic
- Rail to rail operation
- Bidirectional signal path
- Break-before-make switching
- ESD protection HBM: 2000V
Applications
- Ultrasound scanners
- Patient monitoring and diagnostics
- Blood glucose monitors
- Optical networking
- Optical test equipment
- Remote radio units
- Wired networking
- Data acquisition systems
- ATE test equipment
- Factory automation and industrial controls
- Programmable logic controllers (PLC)
- Analog input modules
- SONAR receivers
- Battery monitoring systems
Q & A
- What is the operating supply voltage range of the TMUX1104?
The TMUX1104 operates over a wide supply voltage range of 1.08V to 5.5V.
- What is the typical on-resistance of the TMUX1104?
The typical on-resistance of the TMUX1104 is 2Ω.
- What is the leakage current of the TMUX1104?
The leakage current of the TMUX1104 is 3pA.
- What is the charge injection of the TMUX1104?
The charge injection of the TMUX1104 is 1.5pC.
- What is the operating temperature range of the TMUX1104?
The operating temperature range of the TMUX1104 is -40°C to +125°C.
- Is the TMUX1104 compatible with 1.8V logic?
Yes, the TMUX1104 is 1.8V logic compatible.
- Does the TMUX1104 have ESD protection?
Yes, the TMUX1104 has ESD protection HBM: 2000V.
- What are some common applications of the TMUX1104?
The TMUX1104 is commonly used in ultrasound scanners, patient monitoring and diagnostics, blood glucose monitors, optical networking, and more.
- What is the transition time between channels for the TMUX1104?
The transition time between channels for the TMUX1104 is typically 14ns at VDD = 5V.
- Does the TMUX1104 support bidirectional signal paths?
Yes, the TMUX1104 supports bidirectional analog and digital signal paths.
