Overview
The ADG3243BRJZ-REEL7 is a 2.5 V or 3.3 V, 2-bit, 2-port digital switch produced by Analog Devices Inc. This device is designed on a low voltage CMOS process, which ensures low power dissipation while providing high switching speed and very low on resistance. It is ideal for applications requiring level translation between different voltage supplies, such as interfacing converters to DSPs or microcontrollers.
Key Specifications
| Parameter | Symbol | Conditions | Min | Typ | Max | Unit |
|---|---|---|---|---|---|---|
| Supply Voltage | VCC | 2.3 | 3.6 | V | ||
| Input High Voltage | VINH | VCC = 2.7 V to 3.6 V | 2.0 | V | ||
| Input Low Voltage | VINL | VCC = 2.7 V to 3.6 V | 0.8 | V | ||
| Propagation Delay through Switch | 225 | ps | ||||
| Switch On Resistance | 4.5 | Ω | ||||
| Data Rate | 1.5 | Gbps | ||||
| Small Signal Bandwidth | 710 | MHz | ||||
| Package | SOT-23-8 | |||||
| Operating Temperature Range | -40 | 85 | °C |
Key Features
- 2.5 V or 3.3 V supply operation
- Extremely low propagation delay through switch (225 ps)
- Low on resistance switches (4.5 Ω) connecting inputs to outputs
- Level/voltage translation (e.g., 3.3 V to 2.5 V, 2.5 V to 1.8 V)
- Tiny SOT-23 package
- Bidirectional signal switching when ON, and signal blocking up to supply levels when OFF
- Individual channel control via bus enable (BEx) input signals
Applications
- Voltage translation between different supplies (e.g., 3.3 V to 2.5 V, 2.5 V to 1.8 V)
- Bus switching and isolation
- Hot swap and hot plug applications
- Analog switch applications
- Converter to DSP/microcontroller interfacing
Q & A
- What is the primary function of the ADG3243BRJZ-REEL7?
The ADG3243BRJZ-REEL7 is a 2-bit, 2-port digital switch designed for level translation and signal switching between different voltage supplies.
- What are the supported supply voltages for this device?
The device supports 2.5 V and 3.3 V supply operation.
- What is the propagation delay through the switch?
The propagation delay through the switch is 225 ps.
- What is the on resistance of the switches?
The on resistance of the switches is 4.5 Ω.
- What is the data rate capability of this device?
The device can handle data rates up to 1.5 Gbps.
- What is the small signal bandwidth of the ADG3243BRJZ-REEL7?
The small signal bandwidth is 710 MHz.
- In what package is the ADG3243BRJZ-REEL7 available?
The device is available in an SOT-23-8 package.
- What is the operating temperature range of this device?
The operating temperature range is -40°C to +85°C.
- How is the switching controlled in the ADG3243BRJZ-REEL7?
The switching is controlled by bus enable (BEx) input signals.
- What are some common applications for the ADG3243BRJZ-REEL7?
Common applications include voltage translation, bus switching, hot swap, hot plug, and analog switch applications.
