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Product Detailed Parameters
- Description：IC COMPARATOR 2 W/LATCH 20PLCC
- Series：-
- Mfr：Analog Devices Inc.
- Package：Bulk
- Type：with Latch
- Number of Elements：2
- Output Type：Complementary, ECL, Open-Emitter
- Voltage - Supply, Single/Dual (±)：-
- Voltage - Input Offset (Max)：2mV @ 5V
- Current - Input Bias (Max)：10µA @ 5V
- Current - Output (Typ)：30mA
- Current - Quiescent (Max)：18mA, 36mA
- CMRR, PSRR (Typ)：90dB, 70dB PSRR
- Propagation Delay (Max)：3.5ns
- Hysteresis：-
- Operating Temperature：-25°C ~ 85°C
- Package / Case：20-LCC (J-Lead)
- Mounting Type：Surface Mount
- Supplier Device Package：20-PLCC (9x9)
- Grade：-
- Qualification：-
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Overview
The AD96687BP-REEL is a dual ultra-fast ECL comparator manufactured by Analog Devices Inc. It features complementary open-emitter outputs and operates within a supply voltage range of 4.75 V to 5.25 V. The device exhibits a propagation delay of 3.5 ns, with a typical input offset voltage of 2 mV and bias current of 10 uA. It provides a common-mode rejection ratio of 90 dB and power supply rejection ratio of 70 dB. Operating temperatures span from -25 °C to +85 °C, with a maximum power dissipation of 240 mW.
Feature Summary
- Ultra-fast response time suitable for high-speed signal processing applications
- Integrated latch functionality for general-purpose comparison tasks
- Complementary ECL output configuration for direct logic interfacing
Applications
- High-speed data acquisition systems
- Fast analog-to-digital converter front-ends
- Pulse width modulation circuits
Procurement Notes
Verify the specific suffix against official documentation to confirm package type and reel specifications. Ensure compatibility with required operating temperature ranges and supply voltage constraints before integration. Cross-reference pinout configurations with the manufacturer datasheet to prevent installation errors in dense PCB layouts.
Selection Notes
Select this component when ultra-fast switching speeds are critical for system performance. The integrated latch feature simplifies circuit design for general-purpose applications requiring stable output states. Verify that the ECL output levels align with downstream logic requirements without additional level shifting components.
Part Context
This part belongs to the AD96687 series of analog comparators designed for high-speed operations. It shares functional similarities with other models in the family but differs in packaging and specific electrical characteristics. The device is engineered for applications demanding precise timing and fast response capabilities.
Replacement Considerations
Public confirmed substitute part numbers: AD96687BQ.
