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Product Detailed Parameters
- Description：PROTOTYPE
- Series：-
- Mfr：Texas Instruments
- Package：Bulk
- Type：General Purpose
- Number of Elements：2
- Output Type：Open-Collector, Rail-to-Rail
- Voltage - Supply, Single/Dual (±)：2V ~ 36V, ±1V ~ 18V
- Voltage - Input Offset (Max)：7mV @ 30V
- Current - Input Bias (Max)：0.25µA @ 5V
- Current - Output (Typ)：16mA @ 5V
- Current - Quiescent (Max)：2.5mA
- CMRR, PSRR (Typ)：-
- Propagation Delay (Max)：700ns (Typ)
- Hysteresis：-
- Operating Temperature：-40°C ~ 85°C
- Package / Case：8-SOIC (0.154", 3.90mm Width)
- Mounting Type：Surface Mount
- Supplier Device Package：8-SOIC
- Grade：-
- Qualification：-
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Overview
The LM2903MX/S5000556 is a dual differential comparator manufactured by Texas Instruments, belonging to the LM193/LM293/LM393/LM2903 family. It features low power consumption and low offset voltage characteristics suitable for general-purpose analog comparison tasks. The device operates within a supply voltage range of 2 V to 30 V and supports output compatibility with both CMOS and TTL logic families. It is housed in an SOIC-8 surface-mount package and is rated for an industrial operating temperature range from -40°C to +125°C.
Feature Summary
- Dual differential architecture providing two independent comparison channels in a single package
- Low power operation optimized for battery-powered or energy-efficient applications
- Low offset voltage specification ensuring accurate signal threshold detection
- CMOS and TTL output compatibility facilitating direct interfacing with digital logic circuits
Applications
- General-purpose voltage level monitoring and threshold detection
- Interface circuits between analog sensors and digital logic systems
- Over-voltage and under-voltage protection schemes
- Simple waveform generation and timing control applications
Procurement Notes
Verify the specific suffix /S5000556 against official Texas Instruments documentation to confirm its exact meaning regarding tape-and-reel specifications or customer-specific coding. Ensure the ordering part number matches the required package variant and temperature grade. Cross-reference the manufacturer datasheet for any unique handling or storage requirements associated with this specific marking code.
Selection Notes
Select this component when a dual-channel comparator with low power dissipation and wide supply voltage tolerance is required. It serves as a direct functional replacement for other members of the LM2903/LM393 family where pinout compatibility is necessary. Consider the SOIC-8 package constraints and thermal performance limits during PCB layout design to ensure reliable operation across the specified industrial temperature range.
Part Context
This device is part of the widely utilized LM2903 series of low-power dual comparators produced by Texas Instruments. The series is known for its robustness and compatibility with standard logic families. The LM2903MX variant specifically denotes the surface-mount version of this industry-standard component, offering space-saving advantages for modern electronic designs while maintaining the electrical performance characteristics of its through-hole predecessors.
Replacement Considerations
LM2903DR
FAQ
What is the maximum supply voltage for the LM2903MX?
The device supports a maximum supply voltage of 30 V.
Does the LM2903MX include a shutdown feature?
No, the LM2903MX does not have a shutdown mode; it operates continuously once powered.
