Overview
The AD8469WBRMZ is a fast, rail-to-rail, low-power comparator fabricated on XFCB2, a proprietary process of Analog Devices, Inc. This comparator is exceptionally versatile and easy to use, making it suitable for a wide range of applications. It features an input range from VEE − 0.2 V to VCC + 0.2 V, low noise, and TTL- and CMOS-compatible output drivers. The device also includes adjustable hysteresis control and a shutdown input, enhancing its functionality and power management capabilities.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Supply Voltage Range | 2.5 V to 5.5 V | V |
| Input Common-Mode Voltage Range | VEE − 0.2 V to VCC + 0.2 V | V |
| Propagation Delay | 40 ns | ns |
| Typical Supply Current | 500 μA | μA |
| Output Load Capability | Up to 15 pF | pF |
| Input Offset Voltage | 3 mV | mV |
| Power Supply Rejection Ratio (PSRR) | Better than −50 dB | dB |
| Common Mode Rejection Ratio (CMRR) | Better than −50 dB | dB |
| Operating Temperature Range | −40°C to +125°C | °C |
| Package Type | 8-Lead MSOP |
Key Features
- Fast propagation delay of 40 ns driving a 15 pF load with 10 mV overdrive.
- Low power consumption: 1.4 mW at 2.5 V.
- TTL- and CMOS-compatible output stage.
- Adjustable hysteresis control.
- Shutdown pin for power management.
- Robust protection against large input overdrive.
- No phase reversal when valid input signal range is exceeded.
- Fully specified over an operating temperature range of −40°C to +125°C.
- Qualified for automotive applications (AEC-Q100).
Applications
- High-speed instrumentation.
- Clock and data signal restoration.
- Logic level shifting or translation.
- High-speed line receivers.
- Threshold detection.
- Peak and zero-crossing detectors.
- High-speed trigger circuitry.
- Pulse-width modulators.
- Current/voltage controlled oscillators.
Q & A
- What is the supply voltage range of the AD8469WBRMZ?
The AD8469WBRMZ operates from a single +2.5 V to +5.5 V positive supply.
- What is the propagation delay of the AD8469WBRMZ?
The propagation delay is 40 ns driving a 15 pF load with 10 mV overdrive.
- What is the typical supply current of the AD8469WBRMZ?
The typical supply current is 500 μA.
- Does the AD8469WBRMZ have adjustable hysteresis control?
- What is the operating temperature range of the AD8469WBRMZ?
The operating temperature range is −40°C to +125°C.
- Is the AD8469WBRMZ qualified for automotive applications?
- What is the package type of the AD8469WBRMZ?
The AD8469WBRMZ is available in an 8-lead MSOP package.
- Does the AD8469WBRMZ have a shutdown pin?
- What is the input common-mode voltage range of the AD8469WBRMZ?
The input common-mode voltage range is from VEE − 0.2 V to VCC + 0.2 V.
- Is the output stage of the AD8469WBRMZ TTL- and CMOS-compatible?
