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KTA2333-SP8
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CONNTEK Operational Amplifier, SOP-8. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
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KTA2333-SP8
CONNTEK · Operational Amplifier · SOP-8
KTA2333-SP8 from CONNTEK, in a SOP-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 | OUTA | output | Output of channel A (dual-channel KTA2333 variant, SOP-8/MSOP-8 pinout). |
| 2 | INA- | input | Inverting input of channel A. |
| 3 | INA+ | input | Non-inverting input of channel A; the common-mode input range extends 0.1 V beyond each supply rail, and input bias current is about 100 pA. |
| 4 | V- | power_in | Negative (lowest) supply rail; supports single supply from 1.8 V to 5.5 V or dual supply of ±0.9 V to ±2.75 V, with an absolute maximum total supply of 6.5 V. |
| 5 | INB+ | input | Non-inverting input of channel B; the common-mode input range extends 0.1 V beyond each supply rail, and input bias current is about 100 pA. |
| 6 | INB- | input | Inverting input of channel B. |
| 7 | OUTB | output | Output of channel B (dual-channel KTA2333 variant, SOP-8/MSOP-8 pinout). |
| 8 | V+ | power_in | Positive (highest) supply rail; supports single supply from 1.8 V to 5.5 V or dual supply of ±0.9 V to ±2.75 V, with an absolute maximum total supply of 6.5 V. |
Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | CONNTEK |
| Package | SOP-8 |
| Category | Amplifiers/Comparators |
| 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 |
|---|---|---|---|---|---|---|---|
| Supply voltage (absolute maximum) | 6.5 | V | 4 | ||||
| Analog input voltage, referenced to V- (absolute maximum) | -0.2 | V | Relative to V- | 4 | |||
| Analog input voltage, referenced to V+ (absolute maximum) | 0.2 | V | Relative to V+ | 4 | |||
| Operating junction temperature | TJ | 150 | ℃ | 4 | |||
| Storage temperature | Tstg | -65 | 150 | ℃ | 4 | ||
| Supply voltage (recommended operating) | 1.8 | 5.5 | V | 4 | |||
| Rated temperature range | TA | -40 | 125 | ℃ | 4 | ||
| Input offset voltage | VOS | 2 | 10 | μV | Vs=5V | 5 | |
| Input offset voltage drift | dVOS/dT | 0.02 | 0.05 | μV/℃ | TA= -40°C 至 125°C | 5 | |
| Input bias current | IB | -100 | 100 | pA | 5 | ||
| Input offset current | IOS | -120 | 120 | pA | 5 | ||
| Input common-mode voltage range | VCM | -0.1 | 0.1 | V | Min relative to V-: (V-), 0.1 V; max relative to V+: (V+) + 0.1 V | 5 | |
| Common-mode rejection ratio | CMRR | 120 | dB | (V-), 0.1V < VCM < (V+) + 0.1V, TA = -40°C 至 125°C | 5 | ||
| Open-loop voltage gain | AOL | 120 | dB | (V-) + 100mV < VO < (V+), 100mV, RL = 10kΩ, TA = -40°C 至 125°C | 5 | ||
| Output voltage swing relative to supply rail | 30 | 70 | mV | RL=10K | 5 | ||
| Short-circuit current | ISC | -17 | 17 | mA | 5 | ||
| Rated supply voltage range | VS | 1.8 | 5.5 | V | 5 | ||
| Quiescent supply current (dual op amp) | IQ | 30 | μA | IO=0A, TA= -40°C 至 125°C（双运放） | 5 | ||
| Power supply rejection ratio | PSRR | 1 | 5 | μV/V | VS=1.8V 至 5.5V, TA= -40°C 至 125°C | 5 | |
| Turn-on time | 200 | μs | VS=+5V | 5 | |||
| Gain-bandwidth product | GBW | 350 | KHz | CL=100pF | 5 | ||
| Slew rate | SR | 0.16 | V/μs | G=1 | 5 | ||
| Input voltage noise, 0.1 Hz to 10 Hz | 1.1 | μVPP | F=0.1Hz 至 10Hz | 5 |
CAD (KiCad official)
- Symbol:
KTA2333-SP8 - Footprint:
Package_SO:SOIC-8_3.9x4.9mm_P1.27mm - 3D model: SOP-8 (KiCad packages3D, STEP)
- 3D model files:
kta2333-sp8-etched.step/kta2333-sp8-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);kta2333-sp8.step/kta2333-sp8.glbare the bare package body.
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: CONNTEK datasheet (17 pp, sha256
ecce479844f8b3c0, retrieved 2026-10-19, 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, primaryclaude-haiku-5-5(text), consensusclaude-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).
# KTA2333-SP8
**CONNTEK** · Operational Amplifier · SOP-8
KTA2333-SP8 from CONNTEK, in a SOP-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 | OUTA | output | Output of channel A (dual-channel KTA2333 variant, SOP-8/MSOP-8 pinout). |
| 2 | INA- | input | Inverting input of channel A. |
| 3 | INA+ | input | Non-inverting input of channel A; the common-mode input range extends 0.1 V beyond each supply rail, and input bias current is about 100 pA. |
| 4 | V- | power_in | Negative (lowest) supply rail; supports single supply from 1.8 V to 5.5 V or dual supply of ±0.9 V to ±2.75 V, with an absolute maximum total supply of 6.5 V. |
| 5 | INB+ | input | Non-inverting input of channel B; the common-mode input range extends 0.1 V beyond each supply rail, and input bias current is about 100 pA. |
| 6 | INB- | input | Inverting input of channel B. |
| 7 | OUTB | output | Output of channel B (dual-channel KTA2333 variant, SOP-8/MSOP-8 pinout). |
| 8 | V+ | power_in | Positive (highest) supply rail; supports single supply from 1.8 V to 5.5 V or dual supply of ±0.9 V to ±2.75 V, with an absolute maximum total supply of 6.5 V. |
## Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | CONNTEK |
| Package | SOP-8 |
| Category | Amplifiers/Comparators |
| 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 |
|---|---|---|---|---|---|---|---|
| Supply voltage (absolute maximum) | | | | 6.5 | V | | 4 |
| Analog input voltage, referenced to V- (absolute maximum) | | -0.2 | | | V | Relative to V- | 4 |
| Analog input voltage, referenced to V+ (absolute maximum) | | | | 0.2 | V | Relative to V+ | 4 |
| Operating junction temperature | TJ | | | 150 | ℃ | | 4 |
| Storage temperature | Tstg | -65 | | 150 | ℃ | | 4 |
| Supply voltage (recommended operating) | | 1.8 | | 5.5 | V | | 4 |
| Rated temperature range | TA | -40 | | 125 | ℃ | | 4 |
| Input offset voltage | VOS | | 2 | 10 | μV | Vs=5V | 5 |
| Input offset voltage drift | dVOS/dT | | 0.02 | 0.05 | μV/℃ | TA= -40°C 至 125°C | 5 |
| Input bias current | IB | -100 | | 100 | pA | | 5 |
| Input offset current | IOS | -120 | | 120 | pA | | 5 |
| Input common-mode voltage range | VCM | -0.1 | | 0.1 | V | Min relative to V-: (V-), 0.1 V; max relative to V+: (V+) + 0.1 V | 5 |
| Common-mode rejection ratio | CMRR | 120 | | | dB | (V-), 0.1V < VCM < (V+) + 0.1V, TA = -40°C 至 125°C | 5 |
| Open-loop voltage gain | AOL | 120 | | | dB | (V-) + 100mV < VO < (V+), 100mV, RL = 10kΩ, TA = -40°C 至 125°C | 5 |
| Output voltage swing relative to supply rail | | | 30 | 70 | mV | RL=10K | 5 |
| Short-circuit current | ISC | -17 | | 17 | mA | | 5 |
| Rated supply voltage range | VS | 1.8 | | 5.5 | V | | 5 |
| Quiescent supply current (dual op amp) | IQ | | | 30 | μA | IO=0A, TA= -40°C 至 125°C（双运放） | 5 |
| Power supply rejection ratio | PSRR | | 1 | 5 | μV/V | VS=1.8V 至 5.5V, TA= -40°C 至 125°C | 5 |
| Turn-on time | | | | 200 | μs | VS=+5V | 5 |
| Gain-bandwidth product | GBW | | 350 | | KHz | CL=100pF | 5 |
| Slew rate | SR | | 0.16 | | V/μs | G=1 | 5 |
| Input voltage noise, 0.1 Hz to 10 Hz | | | 1.1 | | μVPP | F=0.1Hz 至 10Hz | 5 |
## CAD (KiCad official)
- Symbol: `KTA2333-SP8`
- Footprint: `Package_SO:SOIC-8_3.9x4.9mm_P1.27mm`
- 3D model: SOP-8 (KiCad packages3D, STEP)
- 3D model files: `kta2333-sp8-etched.step` / `kta2333-sp8-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `kta2333-sp8.step` / `kta2333-sp8.glb` are the bare package body.
## Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- **Datasheet:** [CONNTEK datasheet](https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8758161803719659520) (17 pp, sha256 `ecce479844f8b3c0`, retrieved 2026-10-19, 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](docs/kta2333-sp8-datasheet.pdf)