SN74LS688N
- Mfr.Part #
- SN74LS688N
- Manufacturer
- onsemi
- Package / Case
- 20-SOIC (0.209, 5.30mm Width)
- Datasheet
- Download
- Description
- IDENTITY COMPARATOR
- Stock
- 85,610
- In Stock :
- 85,610
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- Manufacturer :
- onsemi
- Product Category :
- Comparators
- JESD-609 Code :
- e4
- Height :
- 2mm
- Terminal Position :
- Dual
- Pin Count :
- 20
- Moisture Sensitivity Level (MSL) :
- 1 (Unlimited)
- Current - Output High, Low :
- 400μA 24mA
- Number of Bits :
- 8
- Operating Supply Voltage :
- 5V
- Base Part Number :
- 74LS688
- Mount :
- Surface Mount
- Package / Case :
- 20-SOIC (0.209, 5.30mm Width)
- Radiation Hardening :
- No
- Packaging :
- Tape and Reel (TR)
- Packing Method :
- TR
- Max I(ol) :
- 0.024 A
- Pbfree Code :
- yes
- Turn On Delay Time :
- 23 ns
- Length :
- 12.6mm
- Lead Free :
- Lead Free
- Type :
- IDENTITY COMPARATOR
- Terminal Pitch :
- 1.27mm
- Family :
- LS
- RoHS Status :
- ROHS3 Compliant
- Mounting Type :
- Surface Mount
- Factory Lead Time :
- 6 Weeks
- Terminal Form :
- Gull wing
- Operating Temperature :
- 0°C~70°C
- Voltage - Supply :
- 4.85V~5.25V
- Weight :
- 266.712314mg
- Lifecycle Status :
- ACTIVE (Last Updated: 1 week ago)
- Peak Reflow Temperature (Cel) :
- 260
- Output :
- Active Low
- Series :
- 74LS
- Thickness :
- 1.95mm
- Number of Terminations :
- 20
- Max Propagation Delay @ V, Max CL :
- 23ns @ 5V, 45pF
- Load Capacitance :
- 45pF
- Polarity :
- Inverting
- Output Function :
- A=B
- Number of Pins :
- 20
- Number of Functions :
- 1
- Additional Feature :
- WITH PULL-UP RESISTORS ON Q INPUTS; WITH P = Q and P > Q OUTPUTS
- Terminal Finish :
- Nickel/Palladium/Gold (Ni/Pd/Au)
- Propagation Delay :
- 23 ns
- Width :
- 5.3mm
- Max Supply Current :
- 65mA
- Supply Voltage :
- 5V
- Power Supplies :
- 5V
- Datasheets
- SN74LS688N

Comparators onsemi SN74LS688N Overview
The SN74LS688N by onsemi is a high-performance identity comparator designed for various digital applications where precision and reliability are paramount. This integrated circuit stands out for its ability to compare two 8-bit binary or BCD (Binary Coded Decimal) words and deliver outputs that indicate identity. The SN74LS688N operates over a wide voltage range and features a direct interface with TTL (Transistor-Transistor Logic) and MOS (Metal-Oxide-Semiconductor) logic systems, making it highly versatile for integrating into existing technology frameworks. With its robust construction and the backing of onsemi's proven track record in manufacturing reliable components, the SN74LS688N is an essential element for designers looking to enhance system accuracy and functionality in competitive markets.
SN74LS688N Features
The SN74LS688N identity comparator is equipped with several key features:
- Direct compatibility with TTL and MOS logic families.
- Low power consumption, which is critical for energy-sensitive applications.
- Wide operating voltage range, enhancing its adaptability across different electrical standards.
- High noise immunity, ensuring reliable performance in electrically noisy environments.
- Fast propagation delay, which is crucial for applications requiring high-speed operations.
SN74LS688N Applications
- Computer Systems: Ensures data integrity by comparing memory addresses and data values, facilitating error checking and correction in complex computing environments.
- Data Communication Equipment: Used in network hardware to compare various digital signals and maintain correct data transmission by verifying the identity of data packets.
- Instrumentation and Test Equipment: Critical in diagnostic and measurement tools for comparing digital outputs, ensuring precise readings and functionality.
- Control Systems: Implements error checking protocols in automated processes, crucial for maintaining operational accuracy in industrial automation.
- Consumer Electronics: Provides reliability in devices requiring high-accuracy digital data processing, such as digital media players and high-definition televisions.
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