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TLV2252AQDRQ1

Dual RRIO Op-Amp, 55uA/ch, 507kHz, AEC-Q100 G1, SOIC-8

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Manufacturer Part：

TLV2252AQDRQ1

Package：

SOIC-8 (4.9 x 3.9 x 1.5 mm)

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Description

Product Overview

The TLV2252AQDRQ1 from Texas Instruments is a dual rail-to-rail I/O op-amp with 55uA Iq per channel, 507kHz GBW, and AEC-Q100 Grade 1 qualification in an SOIC-8 package.

Key Specifications

Type Dual Rail-to-Rail I/O Operational Amplifier (Automotive)
AEC-Q100 Grade 1 (-40C to +125C)
Supply Voltage 2.7V to 8.0V
Quiescent Current 55 uA per channel (typical)
Gain-Bandwidth Product 507 kHz
Slew Rate 0.24 V/us
Input Offset Voltage +/-100 uV (typical)
Input Bias Current 1 pA (typical)
CMRR 85 dB (typical)
Rail-to-Rail Input and Output
Package SOIC-8 (4.9 x 3.9 mm)
Operating Temperature -40C to +125C

Features

  • AEC-Q100 Grade 1 automotive qualified
  • 55 uA per channel low quiescent current
  • Rail-to-rail input and output
  • 507 kHz GBW at 5V
  • 1 pA typical input bias current (CMOS input)
  • Enhanced ESD protection (4 kV HBM)

Applications

  • Automotive sensor signal conditioning
  • Battery-powered instrumentation
  • Portable medical devices
  • Low-power active filters

The TLV2252AQDRQ1 from Texas Instruments is a dual rail-to-rail input/output CMOS operational amplifier qualified to AEC-Q100 Grade 1 for automotive applications. The 55 uA per channel quiescent current makes it one of the lowest-power automotive-qualified dual op-amps, suitable for always-on sensor interfaces. The 507 kHz gain-bandwidth product at 5V provides adequate bandwidth for most sensor conditioning and filtering applications. The rail-to-rail input and output swing maximizes dynamic range in low-voltage systems. The 1 pA typical input bias current is ideal for high-impedance sensor interfaces such as photodiodes and pH probes. The Q1 suffix indicates full AEC-Q100 Grade 1 qualification with enhanced ESD protection (4 kV HBM), making it suitable for under-hood automotive applications up to 125C.

The TLV2252AQDRQ1 uses a CMOS input stage with a folded-cascode architecture that provides rail-to-rail input common-mode range. The input stage uses complementary N-channel and P-channel differential pairs in parallel: when the input voltage is near the negative rail, the P-channel pair is active; near the positive rail, the N-channel pair is active; in the middle, both pairs contribute. This achieves continuous rail-to-rail operation. The 1 pA input bias current is a characteristic of the CMOS input gate, which draws only the leakage current of the input ESD protection diodes. The 55 uA quiescent current is set by the internal bias network. The 507 kHz GBW is the product of the open-loop gain and the -3 dB frequency, determined by the compensation capacitor and the transconductance of the input stage. The rail-to-rail output uses a common-source output stage (not emitter follower), which allows the output to swing within millivolts of both supply rails when lightly loaded.

Pin Name Type Function
1 1OUT Output Channel A output
2 1IN- Input Channel A inverting input
3 1IN+ Input Channel A non-inverting input
4 GND Power Negative supply / Ground
5 2IN+ Input Channel B non-inverting input
6 2IN- Input Channel B inverting input
7 2OUT Output Channel B output
8 V+ Power Positive supply (2.7-8.0V)
  • Automotive pressure sensor bridge amplifier with AEC-Q100 and 55uA/channel
  • Portable ECG front-end with 1pA input bias for high-Z electrode interface
  • 5V battery-powered active low-pass filter with 507kHz GBW
  • Automotive temperature sensor conditioning with rail-to-rail output from 2.7V supply
Manufacturer Part Number Package Notes
TI TLV2252AQDBVRQ1 SOT-23-8 Same device, smaller package
TI TLV2262AQDRQ1 SOIC-8 Higher GBW (1.6 MHz), higher Iq
Microchip MCP6002-I/SN SOIC-8 1MHz RRIO, non-automotive
ADI AD8502ARMZ MSOP-8 Dual 1uA, RRIO, alternative
onsemi NCV20072SN2T1G SOIC-8 Automotive dual RRIO, 1MHz
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