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Contents

README

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MAX4234AUD+T

Maxim Integrated · Operational Amplifier · TSSOP-14

MAX4234AUD+T from Maxim Integrated, 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 OUT1 output Amplifier 1 output.
2 IN1- input Inverting input to amplifier 1.
3 IN1+ input Noninverting input to amplifier 1.
4 VDD power_in Positive supply input; the part operates from a single 2.7V to 5.5V supply or from dual ±1.35V to ±2.5V supplies.
5 IN2+ input Noninverting input to amplifier 2.
6 IN2- input Inverting input to amplifier 2.
7 OUT2 output Amplifier 2 output.
8 OUT3 output Amplifier 3 output.
9 IN3- input Inverting input to amplifier 3.
10 IN3+ input Noninverting input to amplifier 3.
11 VSS power_in Negative supply input; connect to ground for single-supply operation.
12 IN4+ input Noninverting input to amplifier 4.
13 IN4- input Inverting input to amplifier 4.
14 OUT4 output Amplifier 4 output.

Key specifications

Parameter Value
Manufacturer Maxim Integrated
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
Operating Supply Voltage Range VDD 2.7 5.5 V Inferred from PSRR test 2
Input Offset Voltage VOS -6 0.85 6 mV 2
Common-Mode Rejection Ratio CMRR 52 70 dB VSS < VCM < VDD 2
Power-Supply Rejection Ratio PSRR 73 85 dB VDD = 2.7V to 5.5V 2
Output Voltage in Shutdown VOUT(SHDN) 68 mV VSHDN = 0V, RL = 200Ω (Note 3) 2
Large-Signal Voltage Gain AVOL 100 dB VSS + 0.20V < VOUT < VDD - 0.20V; RL = 100kΩ 2
Large-Signal Voltage Gain AVOL 85 98 dB VSS + 0.20V < VOUT < VDD - 0.20V; RL = 2kΩ 2
Large-Signal Voltage Gain AVOL 74 80 dB VSS + 0.20V < VOUT < VDD - 0.20V; RL = 200Ω 2
Output Voltage Swing VDD - VOH VOUT 400 500 mV RL = 32Ω 2
Output Voltage Swing VOL - VSS VOUT 360 500 mV RL = 32Ω 2
Output Voltage Swing VDD - VOH VOUT 80 120 mV RL = 200Ω 2
Output Voltage Swing VOL - VSS VOUT 70 120 mV RL = 200Ω 2
Output Voltage Swing VDD - VOH VOUT 8 14 mV RL = 2kΩ 2
Output Voltage Swing VOL - VSS VOUT 7 14 mV RL = 2kΩ 2
Operating Supply Voltage Range (TA = -40 to +125°C) VDD 2.7 5.5 V Inferred from PSRR test 3
Input Offset Voltage (TA = -40 to +125°C) VOS -8 8 mV TA = -40 to +125°C 3
Offset-Voltage Tempco ΔVOS/ΔT -3 3 µV/°C 3
Input Bias Current IB 17 pA TA = -40°C to +85°C 3
Input Bias Current IB 550 pA TA = -40°C to +125°C 3
Common-Mode Rejection Ratio (TA = -40 to +125°C) CMRR 46 dB VSS < VCM < VDD 3
Power-Supply Rejection Ratio (TA = -40 to +125°C) PSRR 70 dB VDD = 2.7V to 5.5V 3
Output Voltage in Shutdown (TA = -40 to +125°C) VOUT(SHDN) 150 mV VSHDN = 0V, RL = 200Ω (Note 3) 3
Large-Signal Voltage Gain (TA = -40 to +125°C) AVOL 76 dB VSS + 0.20V < VOUT < VDD - 0.20V; RL = 2kΩ 3
Large-Signal Voltage Gain (TA = -40 to +125°C) AVOL 67 dB VSS + 0.20V < VOUT < VDD - 0.20V; RL = 200Ω 3
Output Voltage Swing VDD - VOH at TA = +85°C VOUT 650 mV TA = +85°C; RL = 32Ω 3
Output Voltage Swing VOL - VSS at TA = +85°C VOUT 650 mV TA = +85°C; RL = 32Ω 3
Output Voltage Swing VDD - VOH at TA = +85°C VOUT 150 mV TA = +85°C; RL = 200Ω 3
Output Voltage Swing VOL - VSS at TA = +85°C VOUT 150 mV TA = +85°C; RL = 200Ω 3
Output Voltage Swing VDD - VOH at TA = +85°C VOUT 20 mV TA = +85°C; RL = 2kΩ 3
Output Voltage Swing VOL - VSS at TA = +85°C VOUT 20 mV TA = +85°C; RL = 2kΩ 3
Output Source/Sink Current IOUT 70 mA VDD = 2.7V, VIN = ±100mV 3
Output Source/Sink Current IOUT 200 mA VDD = 5V, VIN = ±100mV 3
Output Voltage VDD - VOH VOUT 128 200 mV IL = 10mA, VDD = 2.7V 3
Output Voltage VOL - VSS VOUT 112 175 mV IL = 10mA, VDD = 2.7V 3
Output Voltage VDD - VOH VOUT 240 320 mV IL = 30mA, VDD = 5V 3
Output Voltage VOL - VSS VOUT 224 300 mV IL = 30mA, VDD = 5V 3
Quiescent Supply Current per Amplifier IDD 1.2 2.3 mA VDD = 5.5V, VCM = VDD/2 3
Quiescent Supply Current per Amplifier IDD 1.1 2 mA VDD = 2.7V, VCM = VDD/2 3
Shutdown Supply Current per Amplifier IDD(SHDN) 0.5 1 µA VSHDN = 0V, RL = ∞, VDD = 5.5V 3
Shutdown Supply Current per Amplifier IDD(SHDN) 0.1 1 µA VSHDN = 0V, RL = ∞, VDD = 2.7V 3
SHDN Logic Threshold, shutdown mode VIL 0.8 V Shutdown mode 3
SHDN Input Bias Current 50 pA VSS < VSHDN < VDD (Note 3) 3
Output Voltage VDD - VOH VOUT 250 mV IL = 10mA, VDD = 2.7V 4
Output Voltage VOL - VSS VOUT 230 mV IL = 10mA, VDD = 2.7V 4
Output Voltage VDD - VOH VOUT 400 mV IL = 30mA, TA = -40°C to +85°C, VDD = 5V 4
Output Voltage VOL - VSS VOUT 370 mV IL = 30mA, TA = -40°C to +85°C, VDD = 5V 4
Quiescent Supply Current per Amplifier IDD 2.8 mA VDD = 5.5V, VCM = VDD/2 4
Quiescent Supply Current per Amplifier IDD 2.5 mA VDD = 2.7V, VCM = VDD/2 4
Shutdown Supply Current per Amplifier IDD(SHDN) 2 µA VSHDN < 0V, RL = ∞, VDD = 5.5V 4
SHDN Logic Threshold, shutdown mode VIL 0.8 V Shutdown mode 4
Supply Voltage (VDD to VSS) VDD-VSS 6 V 2
Output Short-Circuit Duration 10 s To VDD or VSS (Note 1) 2
Operating Temperature Range TA -40 125 °C 2
Junction Temperature TJ 150 °C 2
Storage Temperature Range TSTG -65 150 °C 2
Lead Temperature 300 °C Soldering, 10s (excludes 6 and 10 UCSP) 2
Soldering Temperature (reflow) 260 °C Reflow 2

CAD (KiCad official)

  • Symbol: MAX4234AUD+T
  • Footprint: Package_SO:TSSOP-14_4.4x5mm_P0.65mm
  • 3D model: TSSOP-14 (KiCad packages3D, STEP)
  • 3D model files: max4234aud-t-etched.step / max4234aud-t-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); max4234aud-t.step / max4234aud-t.glb are the bare package body.

Provenance

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

  • Datasheet: Maxim Integrated datasheet (15 pp, sha256 5bc8d83ebacc161c, retrieved 2026-10-30, tier: manufacturer)
  • Extractor: parts-factory 2.0.0 / extract_pins 0.3, primary claude-haiku-5-5 (text), consensus claude-sonnet-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