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HT2340BRMZ

Public Made by Adom

by adom

HTCSEMI Operational Amplifier, MSOP-8. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.

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Contents

README

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HT2340BRMZ

HTCSEMI · Operational Amplifier · MSOP-8

HT2340BRMZ from HTCSEMI, in a MSOP-8. 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 Output of amplifier A, which swings rail to rail and sources or sinks up to ±30 mA.
2 -IN A input Inverting input of amplifier A, which has a common-mode input range from 0 V to 3 V at 3 V supply.
3 +IN A input Non-inverting input of amplifier A, which has a common-mode input range from 0 V to 3 V at 3 V supply.
4 V- power_in Negative supply rail, which is ground in single-supply operation from 2.7 V to 5.5 V.
5 +IN B input Non-inverting input of amplifier B, which has a common-mode input range from 0 V to 3 V at 3 V supply.
6 -IN B input Inverting input of amplifier B, which has a common-mode input range from 0 V to 3 V at 3 V supply.
7 OUT B output Output of amplifier B, which swings rail to rail and sources or sinks up to ±30 mA.
8 V+ power_in Positive supply rail, rated for 2.7 V to 5.5 V single-supply operation with a 6 V absolute maximum.

Key specifications

Parameter Value
Manufacturer HTCSEMI
Package MSOP-8
Category Operational Amplifier/Comparator
Pins 8

Electrical characteristics

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

Parameter Symbol Min Typ Max Unit Conditions Page
Input offset voltage VOS 80 500 µV 0 V ≤ VCM ≤ 1.3 V, TA = 25°C, VS = 3 V 2
Input offset voltage VOS 700 µV 0 V ≤ VCM ≤ 1.3 V, −40°C ≤ TA ≤ +85°C, VS = 3 V 2
Input offset voltage VOS 1100 µV 0 V ≤ VCM ≤ 1.3 V, −40°C ≤ TA ≤ +125°C, VS = 3 V 2
Input offset voltage VOS 350 750 µV 0 V ≤ VCM ≤ 3 V, TA = 25°C, VS = 3 V 2
Input offset voltage VOS 1800 µV 0 V ≤ VCM ≤ 3 V, −40°C ≤ TA ≤ +85°C, VS = 3 V 2
Input offset voltage VOS 2100 µV 0 V ≤ VCM ≤ 3 V, −40°C ≤ TA ≤ +125°C, VS = 3 V 2
Input offset voltage VOS 80 500 µV 0 V ≤ VCM ≤ 5 V, TA = 25°C, VS = 5 V 3
Input offset voltage VOS 1300 µV 0 V ≤ VCM ≤ 5 V, −40°C ≤ TA ≤ +125°C, VS = 5 V 3
Input bias current IB 0.2 60 pA TA = 25°C, VS = 3 V 2
Input bias current IB 25 100 pA −40°C ≤ TA ≤ +85°C, VS = 3 V 2
Input bias current IB 150 1000 pA −40°C ≤ TA ≤ +125°C, VS = 3 V 2
Input bias current IB 0.2 60 pA TA = 25°C, VS = 5 V 3
Input offset current IOS 0.1 30 pA TA = 25°C, VS = 3 V 2
Input offset current IOS 0.1 30 pA TA = 25°C, VS = 5 V 3
Input voltage range 0 3 V VS = 3 V 2
Input voltage range 0 5 V VS = 5 V 3
Common-mode rejection ratio CMRR 68 83 dB VCM = 0 V to 3 V, VS = 3 V 2
Common-mode rejection ratio CMRR 74 89 dB VCM = 0 V to 5 V, VS = 5 V 3
Large-signal voltage gain AVO 30 100 V/mV VO = 0.5 V to 2.5 V, RL = 2 kΩ, VCM = 0 V, VS = 3 V 2
Large-signal voltage gain AVO 30 80 V/mV VO = 0.5 V to 4.5 V, RL = 2 kΩ, VCM = 0 V, VS = 5 V 3
High output voltage VOH 2.92 2.95 V IL = 1.0 mA, VS = 3 V 2
High output voltage VOH 2.88 V IL = 1.0 mA, −40°C ≤ TA ≤ +125°C, VS = 3 V 2
High output voltage VOH 4.925 4.975 V IL = 1.0 mA, VS = 5 V 3
High output voltage VOH 4.7 4.77 V IL = 10 mA, VS = 5 V 3
High output voltage VOH 4.6 V −40°C ≤ TA ≤ +125°C, VS = 5 V 3
Low output voltage VOL 20 35 mV IL = 1.0 mA, VS = 3 V 2
Low output voltage VOL 50 mV IL = 1.0 mA, −40°C ≤ TA ≤ +125°C, VS = 3 V 2
Low output voltage VOL 15 30 mV IL = 1.0 mA, VS = 5 V 3
Low output voltage VOL 125 175 mV IL = 10 mA, VS = 5 V 3
Low output voltage VOL 250 mV −40°C ≤ TA ≤ +125°C, VS = 5 V 3
Output current IOUT 30 mA VS = 3 V 2
Output current IOUT 50 mA VS = 5 V 3
Closed-loop output impedance ZOUT 12 Ω f = 1 MHz, AV = 1, VS = 3 V 2
Closed-loop output impedance ZOUT 10 Ω f = 1 MHz, AV = 1, VS = 5 V 3
Power supply rejection ratio PSRR 67 80 dB VS = 2.7 V to 5.5 V 2
Power supply rejection ratio PSRR 67 80 dB VS = 2.7 V to 5.5 V 3
Supply current per amplifier ISY 500 600 µA VO = 0 V, VS = 3 V 2
Supply current per amplifier ISY 800 µA −40°C ≤ TA ≤ +125°C, VS = 3 V 2
Supply current per amplifier ISY 750 1200 µA VO = 0 V, VS = 5 V 3
Supply current per amplifier ISY 1500 µA −40°C ≤ TA ≤ +125°C, VS = 5 V 3
Slew rate SR 5.2 V/µs RL = 2 kΩ, VS = 3 V 2
Slew rate SR 6 V/µs RL = 2 kΩ, VS = 5 V 3
Settling time tS 0.5 µs to 0.01%, VS = 3 V 2
Settling time tS 1 µs to 0.01%, VS = 5 V 3
Full-power bandwidth BWp 360 kHz <1% distortion, VS = 5 V 3
Gain bandwidth product GBP 8.2 MHz VS = 3 V 2
Gain bandwidth product GBP 8.4 MHz VS = 5 V 3
Phase margin Φo 50 degree VS = 3 V 2
Phase margin Φo 55 degree VS = 5 V 3
Voltage noise density en 33 nV/√Hz f = 1 kHz, VS = 3 V 2
Voltage noise density en 18 nV/√Hz f = 10 kHz, VS = 3 V 2
Voltage noise density en 33 nV/√Hz f = 1 kHz, VS = 5 V 3
Voltage noise density en 18 nV/√Hz f = 10 kHz, VS = 5 V 3
Current noise density in 0.05 pA/√Hz VS = 3 V 2
Current noise density in 0.05 pA/√Hz f = 1 kHz, VS = 5 V 3
Supply voltage VS 6 V 4
Differential input voltage -6 6 V 4
Operating temperature range -40 125 °C 4
Storage temperature range -65 150 °C 4
Junction temperature range -65 150 °C 4
Lead temperature range (soldering, 60 s) 300 °C soldering, 60 s 4
ESD human body model 2 kV HBM 4

CAD (KiCad official)

  • Symbol: HT2340BRMZ
  • Footprint: Package_SO:MSOP-8_3x3mm_P0.65mm
  • 3D model: MSOP-8 (KiCad packages3D, STEP)
  • 3D model files: ht2340brmz-etched.step / ht2340brmz-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); ht2340brmz.step / ht2340brmz.glb are the bare package body.

Provenance

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

  • Datasheet: HTCSEMI datasheet (13 pp, sha256 6e903e74068cd5c4, retrieved 2026-10-27, tier: lcsc)
  • Datasheet language: Chinese. Pin names, descriptions, and specs on this page were extracted and translated to English by ds2sf; the linked PDF is the manufacturer original.
  • 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