COSINE PART
COSINA333-20MR is a 5V Precision Instrumentation Amplifier from COSINE (科山芯创) in a MSOP-8 package.
The manufacturer's 2025 cross-reference table does not publish a direct imported equivalent for this part number. If you are looking for a replacement, send us the part number and we will confirm the matching COSINE option and the differences to check.
Related parts · FAQ · Request a quote
COSINA333-20MR — 5V Precision Instrumentation Amplifier
COSINA333-20MR is supplied by Shenzhen Jingteng Electronics (JTDZ Tech) as a domestically sourced option for this device class. Imported parts in this class are frequently subject to allocation, long lead times and steep price swings. A Chinese-manufactured equivalent removes that exposure: the parts are production-validated in industrial, consumer and automotive designs and ship from stock on a short lead time.
Device information
| Part number | COSINA333-20MR |
| Manufacturer | COSINE (科山芯创) |
| Device class | 5V Precision Instrumentation Amplifier |
| Package | MSOP-8 |
| Pin Count | 8 |
| Verified and new, traceable date code | |
| Stock | In stock, ships within 24 hours |
| Description | 5V Precision Instrumentation Amplifier, MSOP-8 package. |
What to verify before substituting COSINA333-20MR
These are the parameters that decide whether a cross-reference works in practice. Run through the list against the datasheet before releasing a change:
- Single-supply operation at 5 V and the minimum supply the part actually needs
- Gain-set resistor value and gain error at the gains you use
- Input common-mode range — single-supply instrumentation amps are not all rail-to-rail at the input
- Output swing to ground at the load current you draw
- Input offset voltage and drift referred to input
- Reference pin configuration and mid-supply biasing
- Package and pinout
Typical applications
- Portable and battery-powered sensor front ends
- Bridge and load-cell conditioning at 5 V
- Medical wearables and handheld instruments
- Industrial analogue inputs on 5 V rails
- Low-voltage data acquisition
- Pressure and force sensing
Other COSINE 5V Precision Instrumentation Amplifier alternatives
The manufacturer's 2025 table does not publish a direct imported equivalent for COSINA333-20MR. These are the cross-references published for other parts in the same device class — send us your part number and we will confirm which one matches.
| COSINE part | Cross-references to |
|---|---|
| COSINA333MRA | INA333 |
| COSINA333MRB | INA333 |
Related COSINE parts and alternatives
Other {BRAND} parts in the same device family or the same device class — useful when you are cross-referencing a whole BOM rather than a single line item.
| COSINE part | Package | Cross-references to | Relation |
|---|---|---|---|
| COSINA333MRA | MSOP8 | INA333 | 5V Precision Instrumentation Amplifier |
| COSINA333MRB | MSOP8 | INA333 | 5V Precision Instrumentation Amplifier |
| COSINA333-50MR | MSOP-8 | — | 5V Precision Instrumentation Amplifier |
Frequently asked questions
What is COSINA333-20MR?
COSINA333-20MR is a 5V Precision Instrumentation Amplifier from COSINE (科山芯创) in a MSOP-8 package.
Do you have a cross-reference for COSINA333-20MR?
The manufacturer's 2025 selection table does not publish a direct imported equivalent for this part number. Send us the part number from your BOM and we will confirm the matching COSINE option and the differences to check.
What is the MOQ and lead time for COSINA333-20MR?
MOQ 1 pc. COSINA333-20MR ships within 24 hours from stock and quotes are returned within 2 business hours.
Request a quote for COSINA333-20MR
Send us the part number and target quantity — we reply within 2 business hours with price, stock and a cross-reference confirmation.
Request a quote More Amplifiers / Data Conversion
Genuine original parts guaranteed — traceable lot & date code, X-ray / visual inspection and third-party test supported before shipment.
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