# MAX30003CTI+ (Component)
## Description
MAX30003CTI+
QFN-28_L5.0-W5.0-P0.50-TL-EP3.3
LCSC Part Number: C1519515
JLCPCB Part Class: Extended Part
Manufactured by ADI(亚德诺)/MAXIM(美信) Analog Devices MAX30003 ultra-low-power single-channel integrated biopotential ECG analog front-end (AFE), designed for wearable ECG and heart-rate applications, includes high-resolution ECG data converter, R-to-R detection, ESD protection, EMI filtering, internal lead biasing, DC leads-off detection, right-leg drive, programmable gain, anti-aliasing filter and calibration functions, 15.5-bit effective resolution with 5µVP-P noise, high CMRR over 100dB, high input impedance over 500MΩ, 85µW power consumption at 1.1V supply, leads-on interrupt and heart-rate interrupt functions, available in 28-pin TQFN and 30-bump WLP packages.
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## Component Details
- **Owner:** lcsc
- **Created:** 10/10/2024
- **Last Updated:** 6/3/2026
- **Visibility:** Public
- **LCSC Part Number:** C1519515
- **JLCPCB Part Class:** Extended Part
- **Symbol Style:** parametric-v1
- **Part Type:** Integrated Circuit
- **Manufacturer Name:** ADI(亚德诺)/MAXIM(美信)
- **Manufacturer Part Number:** MAX30003CTI+
- **Package or Case Code:** QFN-28_L5.0-W5.0-P0.50-TL-EP3.3
- **Datasheet URL:** https://www.analog.com/media/en/technical-documentation/data-sheets/MAX30003.pdf
- **Used in:** 37 projects
## Distributor Pricing (qty 1)
*Pricing shown for quantity 1. For price breaks and other quantities, open in Flux.*
| Distributor | Unit Price (qty 1) | Stock |
|------------|--------------------|-------|
| [Arrow](https://www.arrow.com/en/products/max30003cti/analog-devices.html?utm_currency=USD®ion=asia) | $13.976 | 0 |
| [Digi-Key](https://www.digikey.com/en/products/detail/analog-devices-inc-maxim-integrated/MAX30003CTI/6226574) | N/A | N/A |
| [LCSC](https://www.lcsc.com/product-detail/C1519515.html) | $22.2785 | 0 |
| [Mouser](https://www.mouser.com/en/ProductDetail/Analog-Devices-Maxim-Integrated/MAX30003CTI%2b?qs=rUyhvjvpWj%2FiU0gYUPHOFw%3D%3D) | $15.62 | 411 |
| [Verical](https://www.verical.com/pd/linear-technology-unsorted-MAX30003CTI--14571102?utm_currency=USD) | N/A | N/A |
- **Part Type:** Integrated Circuits
- **Sub-Type:** Logic
- **Manufacturer:** Maxim Integrated
- **MPN:** MAX30003CTI+
- **Mount Type:** PCB
- **Package / Case Code:** 28-QFN
- **Pin Count:** 29
- **Logic Function:** AND
## Pins
| Pin | Name | Type |
|-----|------|------|
| 1 | I.C | |
| 2 | I.C | |
| 3 | AGND | |
| 4 | I.C | |
| 5 | I.C | |
| 6 | ECGP | |
| 7 | ECGN | |
| 8 | AGND | |
| 9 | CAPP | |
| 10 | CAPN | |
| 11 | CPLL | |
| 12 | DGND | |
| 13 | DVDD | |
| 14 | FCLK | |
| 15 | CSB | |
| 16 | SCLK | |
| 17 | SDI | |
| 18 | SDO | |
| 19 | OVDD | |
| 20 | INT2B | |
| 21 | INTB | |
| 22 | AVDD | |
| 23 | VREF | |
| 24 | I.C | |
| 25 | VCM | |
| 26 | I.C | |
| 27 | VBG | |
| 28 | AGND | |
| 29 | EP | |
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*Generated from [https://www.flux.ai/lcsc/max30003ctiplus~rpdt](https://www.flux.ai/lcsc/max30003ctiplus~rpdt)*