Overview
The TMUX1308DYYR, produced by Texas Instruments, is a general-purpose complementary metal-oxide semiconductor (CMOS) multiplexer. This device is specifically an 8:1, single-ended multiplexer, designed to handle both analog and digital signals. It is part of the TMUX1308 series, which offers advanced features such as injection current control, back-powering protection, and fail-safe logic. The TMUX1308DYYR is packaged in a 16-pin SOT-23-THIN package, making it suitable for a variety of applications where space is a concern.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Number of Channels | 1 | |
| Number of Inputs | 8 | |
| Supply Voltage Range | 1.62 V to 5.5 V | V |
| Logic Compatibility | 1.8 V, TTL, CMOS | |
| On-Resistance (RON) | Varies with input voltage and supply voltage | Ω |
| Propagation Delay (tPD) | 4 ns to 30 ns (depending on VDD and load) | ns |
| Transition Time (tTRAN) | 18 ns to 103 ns (depending on VDD and load) | ns |
| Turn-On Time (tON(EN)) | 24 ns to 75 ns (depending on VDD and load) | ns |
| Turn-Off Time (tOFF(EN)) | 11 ns to 85 ns (depending on VDD and load) | ns |
| Package Type | SOT-23-THIN, 16-pin | |
| Body Size | 4.20 mm × 2.00 mm | mm |
Key Features
- Injection current control to protect the switch and keep input signals within the supply voltage.
- Back-powering protection with no ESD diode path to VDD.
- Wide supply range: 1.62 V to 5.5 V.
- Low capacitance and bidirectional signal path.
- Rail-to-rail operation and 1.8 V logic compatible.
- Fail-safe logic to protect the device from potential damage.
- Break-before-make switching to prevent signal overlap.
- Functional Safety-Capable with documentation available to aid in system design.
- Pin compatible with industry standard 4051 and 4851 multiplexers.
Applications
- Analog and digital multiplexing and demultiplexing.
- Diagnostics and monitoring.
- Data center switches.
- Remote radio units (RRU).
- Rack servers.
- Electricity meters.
- Appliances.
- Air conditioner units.
- Multifunction printers.
- String inverters.
- IP network cameras.
- Currency counters.
- Off-highway vehicles control systems.
Q & A
- What is the TMUX1308DYYR? The TMUX1308DYYR is an 8:1, single-ended CMOS multiplexer produced by Texas Instruments.
- What is the supply voltage range of the TMUX1308DYYR? The supply voltage range is from 1.62 V to 5.5 V.
- What are the key features of the TMUX1308DYYR? Key features include injection current control, back-powering protection, wide supply range, low capacitance, bidirectional signal path, rail-to-rail operation, and fail-safe logic.
- What package type is the TMUX1308DYYR available in? The TMUX1308DYYR is available in a 16-pin SOT-23-THIN package.
- What are some common applications of the TMUX1308DYYR? Common applications include analog and digital multiplexing, diagnostics, data center switches, remote radio units, and various industrial and consumer devices.
- Is the TMUX1308DYYR compatible with other industry standards? Yes, it is pin compatible with industry standard 4051 and 4851 multiplexers.
- What is the propagation delay of the TMUX1308DYYR? The propagation delay varies from 4 ns to 30 ns depending on the supply voltage and load conditions.
- Does the TMUX1308DYYR support fail-safe logic? Yes, it includes fail-safe logic to protect the device from potential damage.
- What is the purpose of the injection current control feature in the TMUX1308DYYR? The injection current control feature eliminates the need for external diode and resistor networks to protect the switch and keep input signals within the supply voltage.
- How does the TMUX1308DYYR handle back-powering? The TMUX1308DYYR has back-powering protection with no ESD diode path to VDD, preventing unintended power to the supply rail.
