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README

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CBM8534ATS14

Corebai Microelectronics · Precision OpAmps · TSSOP-14

CBM8534ATS14 from Corebai Microelectronics, in a TSSOP-14. Pinout and pin descriptions extracted from the manufacturer datasheet (extract_pins, cross-checked by a second model); symbol, footprint, and 3D from KiCad-official CAD.

Pinout

Pin Name Type Function
1 OUT A output Amplifier A output, rail-to-rail with up to ±250 mA drive current.
2 -IN A input Amplifier A inverting input, rail-to-rail with input voltage range of GND to VS.
3 +IN A input Amplifier A non-inverting input, rail-to-rail with input voltage range of GND to VS.
4 V+ power_in Positive supply, single-supply operation 2.7 V to 6 V (absolute maximum 7 V).
5 +IN B input Amplifier B non-inverting input, rail-to-rail with input voltage range of GND to VS.
6 -IN B input Amplifier B inverting input, rail-to-rail with input voltage range of GND to VS.
7 OUT B output Amplifier B output, rail-to-rail with up to ±250 mA drive current.
8 OUT C output Amplifier C output, rail-to-rail with up to ±250 mA drive current.
9 -IN C input Amplifier C inverting input, rail-to-rail with input voltage range of GND to VS.
10 +IN C input Amplifier C non-inverting input, rail-to-rail with input voltage range of GND to VS.
11 V- power_in Negative supply or ground reference for single-supply operation.
12 +IN D input Amplifier D non-inverting input, rail-to-rail with input voltage range of GND to VS.
13 -IN D input Amplifier D inverting input, rail-to-rail with input voltage range of GND to VS.
14 OUT D output Amplifier D output, rail-to-rail with up to ±250 mA drive current.

Key specifications

Parameter Value
Manufacturer Corebai Microelectronics
Package TSSOP-14
Category Operational Amplifier/Comparator
Pins 14

Electrical characteristics

Limits as printed in the datasheet (page.json metadata.characteristics carries them as data).

Parameter Symbol Min Typ Max Unit Conditions Page
Offset Voltage VOS 25 mV VS=3.0V, VCM=1.5V, TA=25C 3
Offset Voltage over temperature VOS 30 mV VS=3.0V, -40C ≤ TA ≤ +85C 3
Input Bias Current IB 5 50 pA VS=3.0V, VCM=1.5V, TA=25C 3
Input Bias Current over temperature IB 60 pA VS=3.0V, -40C ≤ TA ≤ +85C 3
Input Offset Current IOS 1 25 pA VS=3.0V, TA=25C 3
Input Offset Current over temperature IOS 30 pA VS=3.0V, -40C ≤ TA ≤ +85C 3
Input Voltage Range 0 3 V VS=3.0V 3
Common-Mode Rejection Ratio CMRR 38 45 dB VS=3.0V, VCM=0V to 3V 3
Large Signal Voltage Gain AVO 25 V/mV VS=3.0V, RL=2kΩ, VO=0.5V to 2.5V 3
Output Voltage High VOH 2.85 2.92 V VS=3.0V, IL = 10mA 3
Output Voltage High over temperature VOH 2.8 V VS=3.0V, -40C ≤ TA ≤ +85C 3
Output Voltage Low VOL 60 100 mV VS=3.0V, IL = 10mA 3
Output Voltage Low over temperature VOL 125 mV VS=3.0V, -40C ≤ TA ≤ +85C 3
Power Supply Rejection Ratio PSRR 45 55 dB VS=3.0V, VS = 3 V to 6 V 3
Supply Current/Amplifier ISY 0.7 1 mA VS=3.0V, VO = 0 V 3
Supply Current/Amplifier over temperature ISY 2.5 mA VS=3.0V, -40C ≤ TA ≤ +85C 3
Offset Voltage VOS 25 mV VS=5.0V, VCM=2.5V, TA=25C 5
Offset Voltage over temperature VOS 30 mV VS=5.0V, -40C ≤ TA ≤ +85C 5
Input Bias Current IB 5 50 pA VS=5.0V, TA=25C 5
Input Bias Current over temperature IB 60 pA VS=5.0V, -40C ≤ TA ≤ +85C 5
Input Offset Current IOS 1 25 pA VS=5.0V, TA=25C 5
Input Offset Current over temperature IOS 30 pA VS=5.0V, -40C ≤ TA ≤ +85C 5
Input Voltage Range 0 5 V VS=5.0V 5
Common-Mode Rejection Ratio CMRR 38 47 dB VS=5.0V, VCM = 0V to 5V 5
Large Signal Voltage Gain AVO 15 80 V/mV VS=5.0V, RL=2kΩ, VO=0.5V to 4.5V 5
Output Voltage High VOH 4.9 4.49 V VS=5.0V, IL = 10mA 5
Output Voltage High over temperature VOH 4.85 V VS=5.0V, -40C ≤ TA ≤ +85C 5
Output Voltage Low VOL 50 100 mV VS=5.0V, IL = 10mA 5
Output Voltage Low over temperature VOL 125 mV VS=5.0V, -40C ≤ TA ≤ +85C 5
Power Supply Rejection Ratio PSRR 45 55 dB VS=5.0V, VS = 3V to 6V 5
Supply Current/Amplifier ISY 0.75 1.25 mA VS=5.0V, VO = 0V 5
Supply Current/Amplifier over temperature ISY 1.75 mA VS=5.0V, -40C ≤ TA ≤ +85C 5
Supply Voltage VS 7 V 6
Differential Input Voltage -6 6 V For supplies less than 6 V, equal to ±VS 6
Storage Temperature Range -65 150 °C 6
Operating Temperature Range -40 85 °C 6
Junction Temperature Range -65 150 °C 6
Lead Temperature (Soldering, 60 sec) 300 °C 6
Thermal resistance junction to ambient, 14-Lead TSSOP (RU) θJA 240 ℃/W 14-Lead TSSOP 6
Thermal resistance junction to case, 14-Lead TSSOP (RU) θJC 43 ℃/W 14-Lead TSSOP 6

CAD (KiCad official)

  • Symbol: CBM8534ATS14
  • Footprint: Package_SO:TSSOP-14_4.4x5mm_P0.65mm
  • 3D model: TSSOP-14 (KiCad packages3D, STEP)
  • 3D model files: cbm8534ats14-etched.step / cbm8534ats14-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); cbm8534ats14.step / cbm8534ats14.glb are the bare package body.

Provenance

Data extracted from the manufacturer datasheet, not a distributor listing:

  • Datasheet: Corebai Microelectronics datasheet (33 pp, sha256 c3adc1ade9d4bc60, retrieved 2026-10-24, tier: lcsc)
  • Extractor: parts-factory 2.0.0 / extract_pins 0.3, primary claude-sonnet-5-5 (text+vision), consensus claude-opus-5-5 (agreed), guards: pin_guards 0.1: passed. Pins are checked against the footprint pad set and their cited datasheet pages before publish.
  • CAD: KiCad official libraries (CC-BY-SA 4.0).

Datasheet PDF