Overview
The AD8114ASTZ, produced by Analog Devices Inc., is a high-speed 16 × 16 video crosspoint switch matrix. This component is designed for high-speed applications, offering a −3 dB signal bandwidth greater than 200 MHz and channel switch times of less than 50 ns with 1% settling. It features low crosstalk and high isolation, making it ideal for various signal switching tasks. The AD8114ASTZ operates on ±5 V voltage supplies and consumes only 70 mA of idle current, making it efficient for use in a wide range of electronic systems.
Key Specifications
| Parameter | Conditions | Min | Typ | Max | Unit |
|---|---|---|---|---|---|
| −3 dB Bandwidth | 200 mV p-p, RL = 150 Ω | 150 | 200 | 225 | MHz |
| Gain Flatness | 0.1 dB, 200 mV p-p, RL = 150 Ω | 25 | - | - | MHz |
| Propagation Delay | 2 V p-p, RL = 150 Ω | - | 5 | - | ns |
| Settling Time | 0.1%, 2 V step, RL = 150 Ω | - | 40 | - | ns |
| Slew Rate | 2 V step, RL = 150 Ω | - | 375/450 | - | V/µs |
| Differential Gain Error | NTSC or PAL, RL = 1 kΩ | - | 0.05% | - | - |
| Supply Voltage Range | - | ±4.5 | - | ±5.5 | V |
| Operating Temperature Range | - | −40 | - | +85 | °C |
Key Features
- High-speed 16 × 16 video crosspoint switch matrix with a −3 dB signal bandwidth greater than 200 MHz.
- Channel switch times of less than 50 ns with 1% settling.
- Low crosstalk (−70 dB) and high isolation (−98 dB at 5 MHz).
- Differential gain and differential phase of better than 0.05% and 0.05°, respectively.
- 0.1 dB flatness out to 25 MHz while driving a 75 Ω back-terminated load.
- 16 independent output buffers that can be placed into a high impedance state for paralleling crosspoint outputs.
- Unity gain (AD8114) or gain of 2 (AD8115).
- Serial digital control or parallel control for channel switching.
- Operates on ±5 V voltage supplies with low idle current of 70 mA.
- Packaged in a 100-lead LQFP with an extended industrial temperature range of −40°C to +85°C.
Applications
The AD8114ASTZ is suitable for various high-speed applications, including:
- Video switching and routing.
- High-speed data acquisition and signal processing.
- Medical imaging and diagnostic equipment.
- Aerospace and defense systems.
- Professional audio and video equipment.
Q & A
- What is the signal bandwidth of the AD8114ASTZ?
The AD8114ASTZ has a −3 dB signal bandwidth greater than 200 MHz. - How fast are the channel switch times?
The channel switch times are less than 50 ns with 1% settling. - What is the crosstalk and isolation performance of the AD8114ASTZ?
The AD8114ASTZ offers −70 dB of crosstalk and −98 dB of isolation at 5 MHz. - What are the differential gain and differential phase specifications?
The differential gain and differential phase are better than 0.05% and 0.05°, respectively. - What is the gain of the AD8114ASTZ?
The AD8114ASTZ has a unity gain (G = 1). - How does the channel switching control work?
The channel switching can be controlled via serial digital control or parallel control. - What is the power supply requirement for the AD8114ASTZ?
The AD8114ASTZ operates on ±5 V voltage supplies. - What is the idle current consumption of the AD8114ASTZ?
The idle current consumption is 70 mA. - In what package is the AD8114ASTZ available?
The AD8114ASTZ is packaged in a 100-lead LQFP. - What is the operating temperature range of the AD8114ASTZ?
The operating temperature range is −40°C to +85°C.
