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CBM8544ATS14

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Corebai Microelectronics Operational Amplifier, TSSOP-14. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.

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CBM8544ATS14

Corebai Microelectronics · Operational Amplifier · TSSOP-14

CBM8544ATS14 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.
2 -IN A input Amplifier A inverting input, rail-to-rail; input voltage range -0.1V to 5.6V at Vs=5.5V.
3 +IN A input Amplifier A non-inverting input, rail-to-rail; input voltage range -0.1V to 5.6V at Vs=5.5V.
4 V+ power_in Positive supply, 2.5V to 5.5V (7.0V absolute maximum V+ to V-), with a 0.1uF capacitor placed closely across the supply pins.
5 +IN B input Amplifier B non-inverting input, rail-to-rail; input voltage range -0.1V to 5.6V at Vs=5.5V.
6 -IN B input Amplifier B inverting input, rail-to-rail; input voltage range -0.1V to 5.6V at Vs=5.5V.
7 OUT B output Amplifier B output, rail-to-rail.
8 OUT C output Amplifier C output, rail-to-rail.
9 -IN C input Amplifier C inverting input, rail-to-rail; input voltage range -0.1V to 5.6V at Vs=5.5V.
10 +IN C input Amplifier C non-inverting input, rail-to-rail; input voltage range -0.1V to 5.6V at Vs=5.5V.
11 V- power_in Negative supply or ground; 7.0V absolute maximum from V+ to V-.
12 +IN D input Amplifier D non-inverting input, rail-to-rail; input voltage range -0.1V to 5.6V at Vs=5.5V.
13 -IN D input Amplifier D inverting input, rail-to-rail; input voltage range -0.1V to 5.6V at Vs=5.5V.
14 OUT D output Amplifier D output, rail-to-rail.

Key specifications

Parameter Value
Manufacturer Corebai Microelectronics
Package TSSOP-14
Category Amplifiers
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
Operating Voltage Range Vs 2.5 5.5 V 25℃ 4
Quiescent Current/Amplifier IQ 58 80 uA 25℃ 4
Power-Supply Rejection Ratio PSRR 72 90 dB Vs=2.5V to 5.5V, Vcm=(V-)+0.5V, 25℃ 4
Power-Supply Rejection Ratio PSRR 65 dB Vs=2.5V to 5.5V, Vcm=(V-)+0.5V, -40℃ to 125℃ 4
Input Offset Voltage Vos 0.6 3 mV 25℃ 4
Input Offset Voltage Average Drift Vos TC 2 uV/℃ -40℃ to 125℃ 4
Input Bias Current IB 1 10 pA 25℃ 4
Input Offset Current Ios 1 10 pA 25℃ 4
Common-Mode Voltage Range Vcm -0.1 5.6 V Vs=5.5V, 25℃ 4
Common-Mode Rejection Ratio CMRR 71 90 dB Vs=5.5V, Vcm=-0.1V to 4V, 25℃ 4
Common-Mode Rejection Ratio CMRR 68 dB Vs=5.5V, Vcm=-0.1V to 4V, -40℃ to 125℃ 4
Common-Mode Rejection Ratio CMRR 60 80 dB Vs=5.5V, Vcm=-0.1V to 5.6V, 25℃ 4
Common-Mode Rejection Ratio CMRR 57 dB Vs=5.5V, Vcm=-0.1V to 5.6V, -40℃ to 125℃ 4
Open-Loop Voltage Gain AOL 94 105 dB RL=2KΩ, Vo=0.15V to 4.85V, 25℃ 4
Open-Loop Voltage Gain AOL 85 dB RL=2KΩ, Vo=0.15V to 4.85V, -40℃ to 125℃ 4
Open-Loop Voltage Gain AOL 100 110 dB RL=10KΩ, Vo=0.05V to 4.95V, 25℃ 4
Open-Loop Voltage Gain AOL 90 dB RL=10KΩ, Vo=0.05V to 4.95V, -40℃ to 125℃ 4
Output Swing From Rail 25 mV RL=2KΩ, 25℃ 4
Output Swing From Rail 8 mV RL=10KΩ, 25℃ 4
Output Short-Circuit Current Iout 55 mA 25℃ 4
Slew Rate SR 0.5 V/us 25℃ 5
Gain-Bandwidth Product GBP 1.1 MHz 25℃ 5
Phase Margin PM 64 ° 25℃ 5
Input Voltage Noise Density en 22 nV/√Hz f = 1KHz, 25℃ 5
Input Voltage Noise Density en 20 nV/√Hz f = 10KHz, 25℃ 5
Input Terminals Voltage -0.5 0.5 V -0.5 to (V+) + 0.5V; the max is relative to V+ 2
Input Terminals Current -10 10 mA ±10mA 2
Storage Temperature -65 150 °C 2
Operating Temperature -40 125 °C 2
Junction Temperature 150 °C 2

CAD (KiCad official)

  • Symbol: CBM8544ATS14
  • Footprint: Package_SO:TSSOP-14_4.4x5mm_P0.65mm
  • 3D model: TSSOP-14 (KiCad packages3D, STEP)
  • 3D model files: cbm8544ats14-etched.step / cbm8544ats14-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); cbm8544ats14.step / cbm8544ats14.glb are the bare package body.

Provenance

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

  • Datasheet: Corebai Microelectronics datasheet (21 pp, sha256 b115cffb78a9c1af, retrieved 2026-10-22, 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