Overview
The ADG5234BCPZ-RL7 is a high-performance, quad single-pole, double-throw (SPDT) analog switch produced by Analog Devices Inc. This device is part of the ADG5233 and ADG5234 series, known for their robust and reliable performance in various analog switching applications. The ADG5234 features four independently selectable SPDT switches, making it ideal for applications requiring multiple channel switching. The device is available in a 20-lead LFCSP (4mm x 4mm with EP) package and is suitable for a wide range of industrial and commercial uses.
Key Specifications
| Parameter | Typical Value | Maximum Value | Conditions |
|---|---|---|---|
| Transition Time (tTRANSITION) | 155 ns | 200 ns | RL = 300 Ω, CL = 35 pF, VS = 10 V |
| On Time (tON) | 180 ns | 215 ns | RL = 300 Ω, CL = 35 pF, VS = 10 V |
| Off Time (tOFF) | 150 ns | 190 ns | RL = 300 Ω, CL = 35 pF, VS = 10 V |
| Break-Before-Make Time Delay (tD) | 40 ns | 20 ns min | RL = 300 Ω, CL = 35 pF, VS1 = VS2 = 10 V |
| Charge Injection (QINJ) | 0.7 pC | - | VS = 0 V, RS = 0 Ω, CL = 1 nF |
| Off Isolation | -76 dB | - | RL = 50 Ω, CL = 5 pF, f = 1 MHz |
| Dual Supply Voltage | - | ±22 V | - |
| Single Supply Voltage | - | 40 V | - |
| Digital Input Capacitance (CIN) | 3 pF | - | - |
Key Features
- Ultralow Capacitance and Charge Injection: The ADG5234 features ultralow capacitance and charge injection, making it ideal for data acquisition and sample-and-hold applications where low glitch and fast settling are required.
- Dual-Supply and Single-Supply Operation: The device can operate from dual supplies up to ±22 V or a single-rail power supply up to 40 V, accommodating both bipolar and unipolar analog signals.
- Fast Switching Speed and High Signal Bandwidth: Fast switching speed and high signal bandwidth make the ADG5234 suitable for video signal switching and other high-frequency applications.
- Trench Isolation: A dielectric trench separates the P and N channel transistors, preventing latch-up even under severe overvoltage conditions.
- 3 V Logic-Compatible Digital Inputs: The device has 3 V logic-compatible digital inputs, ensuring compatibility with a wide range of digital control systems.
Applications
- Data Acquisition and Sample-and-Hold Applications: The ultralow capacitance and charge injection make the ADG5234 ideal for data acquisition and sample-and-hold applications.
- Video Signal Switching: Fast switching speed and high signal bandwidth make it suitable for video signal switching.
- Industrial and Commercial Switching Applications: The robust design and reliable performance of the ADG5234 make it a reliable choice for various industrial and commercial switching applications.
Q & A
- What is the typical transition time of the ADG5234?
The typical transition time (tTRANSITION) of the ADG5234 is 155 ns. - What is the maximum dual supply voltage for the ADG5234?
The maximum dual supply voltage for the ADG5234 is ±22 V. - What is the maximum single supply voltage for the ADG5234?
The maximum single supply voltage for the ADG5234 is 40 V. - What is the typical charge injection of the ADG5234?
The typical charge injection (QINJ) of the ADG5234 is 0.7 pC. - Is the ADG5234 protected against latch-up?
Yes, the ADG5234 features trench isolation that guards against latch-up even under severe overvoltage conditions. - What is the digital input capacitance of the ADG5234?
The digital input capacitance (CIN) of the ADG5234 is typically 3 pF. - What are the common applications of the ADG5234?
The ADG5234 is commonly used in data acquisition, sample-and-hold applications, and video signal switching. - What package options are available for the ADG5234?
The ADG5234 is available in 20-lead LFCSP (4mm x 4mm with EP) and 20-lead TSSOP packages. - Is the ADG5234 compatible with 3 V logic?
Yes, the ADG5234 has 3 V logic-compatible digital inputs. - What is the off isolation of the ADG5234?
The off isolation of the ADG5234 is typically -76 dB at 1 MHz.
