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Product Detailed Parameters
- Description：IC COMPARATOR 1 GEN PUR 8SOIC
- Series：-
- Mfr：Texas Instruments
- Package：Tape & Reel (TR),Cut Tape (CT)
- Type：General Purpose
- Number of Elements：1
- Output Type：DTL, MOS, Open-Collector, Open-Emitter, RTL, TTL
- Voltage - Supply, Single/Dual (±)：3.5V ~ 30V, ±1.75V ~ 15V
- Voltage - Input Offset (Max)：3mV @ ±15V
- Current - Input Bias (Max)：0.1µA @ ±15V
- Current - Output (Typ)：50mA
- Current - Quiescent (Max)：6mA
- CMRR, PSRR (Typ)：-
- Propagation Delay (Max)：-
- Hysteresis：-
- Operating Temperature：-40°C ~ 125°C
- Package / Case：8-SOIC (0.154", 3.90mm Width)
- Mounting Type：Surface Mount
- Supplier Device Package：8-SOIC
- Grade：Automotive
- Qualification：AEC-Q100
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Overview
The LM211QDRQ1 is a single automotive-grade analog comparator manufactured by Texas Instruments. It operates within a supply voltage range of 3.5V to 30V for single supplies or ±1.75V to ±15V for dual supplies. The device features a maximum input offset voltage of 3mV at ±15V and a maximum input bias current of 0.1µA at ±15V. It delivers a typical output current of 50mA and consumes a maximum static current of 6mA. Designed for robust performance, it supports an operating temperature range from -40°C to +125°C and is housed in an 8-SOIC package with a width of 3.90mm.
Feature Summary
- Automotive qualification compliant with AEC-Q100 standards for long-term reliability
- High-speed differential comparison capability with strobe functionality
- Versatile open-collector/open-emitter output configuration supporting multiple logic families
Applications
- Automotive engine control units requiring precise signal threshold detection
- Battery management systems for voltage monitoring and protection
- Industrial motor control circuits utilizing high-current drive outputs
Procurement Notes
Verify the complete part number including suffixes against official Texas Instruments documentation to ensure correct packaging and automotive grade specifications. Confirm that the procurement source provides valid traceability data consistent with AEC-Q100 requirements. Cross-reference the manufacturer date code and assembly site information with published production change notices to guarantee component authenticity and compliance with current manufacturing standards.
Selection Notes
Select this component when designing automotive electronics requiring a single comparator with high output drive capability and wide supply voltage tolerance. The 8-SOIC package facilitates surface-mount integration into compact circuit boards. Ensure the application benefits from the specified low input bias current and offset voltage characteristics for accurate signal processing under varying thermal conditions typical of automotive environments.
Part Context
This device belongs to the LM211-Q1 family of automotive comparators. It serves as a specialized variant designed specifically for harsh automotive environments, offering enhanced reliability compared to standard commercial counterparts. The QDRQ1 designation indicates a specific tape-and-reel packaging format intended for automated assembly processes in high-volume manufacturing lines.
Replacement Considerations
Consult official Texas Instruments substitution guides for verified alternatives. Potential replacements include other members of the LM211-Q1 family or compatible automotive comparators with matching pinouts and electrical characteristics.
