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Product Detailed Parameters
- Description：IC COMPARATOR 2 GEN PUR 8MSOP
- Series：-
- Mfr：onsemi
- Package：Tape & Reel (TR)
- Type：General Purpose
- Number of Elements：2
- Output Type：Open-Collector, Open-Drain, Rail-to-Rail
- Voltage - Supply, Single/Dual (±)：2V ~ 36V, ±1V ~ 18V
- Voltage - Input Offset (Max)：5mV @ 30V
- Current - Input Bias (Max)：0.25µA @ 5V
- Current - Output (Typ)：16mA @ 5V
- Current - Quiescent (Max)：2.5mA
- CMRR, PSRR (Typ)：-
- Propagation Delay (Max)：-
- Hysteresis：-
- Operating Temperature：-25°C ~ 85°C
- Package / Case：8-TSSOP, 8-MSOP (0.118", 3.00mm Width)
- Mounting Type：Surface Mount
- Supplier Device Package：8-MSOP
- Grade：-
- Qualification：-
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Overview
The LM293DMR2G is a dual independent precision voltage comparator manufactured by onsemi, designed for single or split supply operation. It features a wide single-supply range of 2.0 Vdc to 36 Vdc and a split-supply range of ±1.0 Vdc to ±18 Vdc. The device offers very low current drain of 0.4 mA, low input bias current of 25 nA, and low input offset voltage of 5.0 mV maximum. It includes ESD clamps on inputs and outputs compatible with DTL, ECL, TTL, MOS, and CMOS logic levels.
Feature Summary
- Dual independent precision voltage comparators capable of single or split supply operation
- Wide operating voltage range supporting both single and split power supplies
- Low input bias current and low input offset voltage for high precision applications
- Output voltage compatible with various logic families including TTL, CMOS, and MOS
Applications
- Consumer electronics requiring precise voltage monitoring
- Automotive electronic systems demanding ruggedness and reliability
- Industrial electronics utilizing general-purpose comparison functions
Procurement Notes
Verify the specific package suffix 'DM' corresponds to the Micro8 (CASE 846A) footprint when sourcing. Confirm RoHS compliance status via the manufacturer's official documentation as ordering suffixes may indicate environmental attributes. Ensure the component matches the exact part number LM293DMR2G to guarantee correct electrical characteristics and pinout configuration.
Selection Notes
Select this component for applications requiring dual comparators in a compact surface-mount package. Consider the low input offset voltage and bias current for sensitive signal processing tasks. Verify that the required output drive capability aligns with the open-collector nature of the device and necessary pull-up resistor configurations.
Part Context
This device belongs to the LMx93/LM2903 series of dual comparators from onsemi. It shares functional similarities with other industry-standard comparators but is distinguished by its specific package type and electrical specifications tailored for cost-effective, high-volume consumer and industrial designs.
Replacement Considerations
LM293DR2G
FAQ
What is the differential input voltage range?
The differential input voltage range is equal to the power supply voltage.
Does the device include protection features?
Yes, the device includes ESD clamps on the inputs to increase ruggedness without affecting performance.
