Overview
The AD96685BR is an ultrafast voltage comparator produced by Analog Devices Inc. This single comparator is designed for high-speed applications, featuring a propagation delay of 2.5 ns and a propagation delay dispersion of 50 ps. This ensures consistent performance across a wide range of input signals. The device is part of the AD96685 and AD96687 family, which are known for their high precision and reliability.
The AD96685BR is available in an industrial temperature range of –25°C to +85°C and is packaged in a 16-pin SOIC. It is suitable for various high-speed signal processing applications where precise and fast comparison is critical.
Key Specifications
| Parameter | Min | Typ | Max | Unit |
|---|---|---|---|---|
| Propagation Delay | - | 2.5 | 3.5 | ns |
| Propagation Delay Dispersion | - | - | 50 | ps |
| Input Offset Voltage | - | - | 2 | mV |
| Common-Mode Range | -2.5 | - | 5 | V |
| Supply Voltage (Positive) | - | 5.0 | - | V |
| Supply Voltage (Negative) | - | -5.2 | - | V |
| Operating Temperature Range | -25 | - | 85 | °C |
| Storage Temperature Range | -55 | - | 150 | °C |
| Junction Temperature | - | - | 175 | °C |
| Lead Soldering Temperature (10 sec) | - | - | 300 | °C |
Key Features
- Ultrafast Propagation Delay: 2.5 ns propagation delay with 50 ps propagation delay dispersion, ensuring high-speed and consistent performance.
- High Precision Differential Input Stage: Allows for consistent propagation delay across a wide variety of signals in the common-mode range from –2.5 V to +5 V.
- Complementary Digital Outputs: Fully compatible with ECL 10 K and 10 KH logic families, providing sufficient drive current to directly drive transmission lines terminated in 50 Ω to –2 V.
- Level Sensitive Latch Input: Permits tracking, track-hold, or sample-hold modes of operation.
- Industrial Temperature Range: Operates in the range of –25°C to +85°C.
- ESD Protection: Features proprietary ESD protection circuitry to prevent damage from electrostatic discharges.
Applications
The AD96685BR is suitable for a variety of high-speed signal processing applications, including:
- High-Speed Data Acquisition Systems: Where fast and precise signal comparison is essential.
- Telecommunications: For applications requiring rapid signal processing and comparison.
- Medical Equipment: In devices that require high-speed and accurate signal analysis.
- Aerospace and Defense: For critical systems that demand ultrafast and reliable signal comparison.
Q & A
- What is the propagation delay of the AD96685BR?
The propagation delay of the AD96685BR is 2.5 ns with a maximum of 3.5 ns.
- What is the common-mode range of the AD96685BR?
The common-mode range is from –2.5 V to +5 V.
- What type of outputs does the AD96685BR provide?
The outputs are complementary digital signals fully compatible with ECL 10 K and 10 KH logic families.
- What is the operating temperature range of the AD96685BR?
The operating temperature range is –25°C to +85°C.
- Does the AD96685BR have ESD protection?
Yes, it features proprietary ESD protection circuitry.
- What modes of operation are supported by the latch input?
The latch input supports tracking, track-hold, or sample-hold modes of operation.
- What is the storage temperature range of the AD96685BR?
The storage temperature range is –55°C to +150°C.
- What is the junction temperature limit of the AD96685BR?
The junction temperature limit is 175°C.
- What is the lead soldering temperature limit for the AD96685BR?
The lead soldering temperature limit is 300°C for 10 seconds.
- In what packages is the AD96685BR available?
The AD96685BR is available in a 16-pin SOIC package.
