Overview
The TMUX1109PWR is a precision complementary metal-oxide semiconductor (CMOS) multiplexer (MUX) produced by Texas Instruments. This device offers a wide operating supply range of 1.08V to 5.5V and dual supply range of ±2.75V, making it versatile for various applications. It features low leakage current, low charge injection, and low on-resistance, which are crucial for high precision measurement applications. The TMUX1109PWR supports bidirectional analog and digital signals and is compatible with both TTL and CMOS logic. It is part of the precision switches and multiplexers family, designed for reliability and performance in a broad array of applications from medical equipment to industrial systems.
Key Specifications
| Parameter | Value | Unit | Conditions |
|---|---|---|---|
| Supply Voltage Range | 1.08V to 5.5V | V | - |
| Dual Supply Range | ±2.75V | V | - |
| Low Leakage Current | 3pA | A | - |
| Low Charge Injection | 1pC | C | - |
| Low On-Resistance | 1.8Ω | Ω | ISD = 10mA |
| Operating Temperature Range | -40°C to +125°C | °C | - |
| Logic Input Compatibility | 1.8V logic compatible | - | - |
| ESD Protection | 2000V HBM | V | - |
| Transition Time | 15ns (typical at 25°C) | ns | VS = 2V, RL = 200Ω, CL = 15pF |
| Break-Before-Make Time | 9ns (typical at 25°C) | ns | VS = 2V, RL = 200Ω, CL = 15pF |
| Enable Turn-On Time | 14ns (typical at 25°C) | ns | VS = 2V, RL = 200Ω, CL = 15pF |
| Enable Turn-Off Time | 7ns (typical at 25°C) | ns | VS = 2V, RL = 200Ω, CL = 15pF |
Key Features
- Single supply range: 1.08V to 5.5V and dual supply range: ±2.75V
- Low leakage current: 3pA and low charge injection: 1pC
- Low on-resistance: 1.8Ω
- Operating temperature range: -40°C to +125°C
- 1.8V logic compatible and fail-safe logic
- Rail to rail operation and bidirectional signal path
- Break-before-make switching and ESD protection HBM: 2000V
- Small package options (TSSOP and QFN) for portable applications
Applications
- Ultrasound scanners
- Patient monitoring and diagnostics
- Optical networking and optical test equipment
- Remote radio unit and wired networking
- ATE test equipment and factory automation and industrial controls
- Programmable logic controllers (PLC) and analog input modules
- Sonar receivers, motor drive, and servo drive position feedback
Q & A
- What is the supply voltage range of the TMUX1109PWR?
The supply voltage range is 1.08V to 5.5V and dual supply range is ±2.75V.
- What are the key features of the TMUX1109PWR in terms of leakage current and charge injection?
The device has a low leakage current of 3pA and low charge injection of 1pC.
- What is the on-resistance of the TMUX1109PWR?
The on-resistance is 1.8Ω at ISD = 10mA.
- What is the operating temperature range of the TMUX1109PWR?
The operating temperature range is -40°C to +125°C.
- Is the TMUX1109PWR compatible with TTL and CMOS logic?
Yes, it is 1.8V logic compatible and supports both TTL and CMOS logic.
- What type of switching does the TMUX1109PWR use?
The device uses break-before-make switching.
- What is the ESD protection level of the TMUX1109PWR?
The ESD protection level is 2000V HBM.
- What are some common applications of the TMUX1109PWR?
Common applications include ultrasound scanners, patient monitoring, optical networking, remote radio units, and industrial controls.
- What package options are available for the TMUX1109PWR?
The device is available in TSSOP and QFN packages.
- What is the transition time between channels for the TMUX1109PWR?
The transition time is typically 15ns at 25°C with VS = 2V, RL = 200Ω, and CL = 15pF.
